All free tools in one place.
Search by name or filter by category. Every tool is free, browser-only, with no signup and no character limits.
Word Counter
Live word, character, sentence and reading-time counter with keyword density.
Open tool →Character Counter
Character counter with live platform limits for Twitter, SMS, meta titles and 10 more.
Open tool →Case Converter
Convert text between 12 case formats — UPPER, lower, Title, camelCase, snake_case and more.
Open tool →Reverse Text
Reverse text by characters, words or lines. Three modes, instant output.
Open tool →Remove Duplicate Lines
Remove duplicate lines from any list. Case-sensitive or insensitive, trim whitespace, keep order.
Open tool →Sort Lines
Sort lines alphabetically, numerically or by length. Ascending or descending, with deduplication.
Open tool →Lorem Ipsum Generator
Generate authentic Lorem Ipsum placeholder text in paragraphs, sentences or words.
Open tool →Password Generator
Cryptographically secure random password generator with live entropy meter.
Open tool →UUID Generator
Generate cryptographically random UUID v4 identifiers in bulk.
Open tool →Slug Generator
Convert titles into clean URL slugs with custom separator and length limit.
Open tool →Random Number Generator
Cryptographically secure random number generator with min/max, batch and unique mode.
Open tool →Random String Generator
Generate random strings with custom length, character sets and batch quantity.
Open tool →Color Palette Generator
Generate harmonious color palettes — analogous, complementary, triadic, tetradic, monochromatic.
Open tool →Base64 Encoder & Decoder
Encode text to Base64 or decode Base64 back to text. Unicode-safe..
Open tool →URL Encoder & Decoder
Percent-encode URL components or decode encoded URLs back to readable text.
Open tool →HTML Entity Encoder & Decoder
Encode HTML entities (& → &) or decode entity references back to characters.
Open tool →Binary ↔ Text Converter
Convert text to binary (8-bit ASCII) or binary back to text. Space-separated bytes.
Open tool →Hex ↔ Text Converter
Convert text to hexadecimal bytes or hex back to plain text. Space-separated.
Open tool →ROT13 Cipher
Encode or decode text with the ROT13 letter-substitution cipher. Self-inverse.
Open tool →MD5 Hash Generator
Generate MD5 hash (128-bit, 32 hex chars) of any text.
Open tool →SHA-1 Hash Generator
Generate SHA-1 hash (160-bit, 40 hex chars) of any text. via Web Crypto.
Open tool →SHA-256 Hash Generator
Generate SHA-256 hash (256-bit, 64 hex chars) of any text. via Web Crypto.
Open tool →SHA-512 Hash Generator
Generate SHA-512 hash (512-bit, 128 hex chars) of any text. via Web Crypto.
Open tool →JSON Formatter & Validator
Format, validate and beautify JSON with configurable indentation. Live error reporting.
Open tool →JSON Minifier
Minify JSON by removing whitespace and indentation. Shows bytes saved.
Open tool →CSS Minifier
Minify CSS by removing whitespace, comments and unnecessary characters.
Open tool →HTML Minifier
Minify HTML by removing whitespace and comments. Preserves rendering.
Open tool →Regex Tester
Test regular expressions live against sample text. Highlights matches, groups, errors.
Open tool →Color Converter
Convert colors between HEX, RGB and HSL formats with live preview and copy.
Open tool →BMI Calculator
BMI calculator with metric and imperial units. Color-coded WHO categories.
Open tool →Age Calculator
Calculate exact age in years, months, days. Plus total weeks, hours, minutes.
Open tool →Percentage Calculator
Five percentage calculations — what is X% of Y, percent change, add/subtract %, more.
Open tool →EMI Calculator
Loan EMI calculator with principal, rate, tenure. Shows total payment and interest.
Open tool →Discount Calculator
Calculate final price after discount and optional sales tax. Shows savings breakdown.
Open tool →Date Difference Calculator
Calculate exact difference between two dates in years, months, days, weeks, hours.
Open tool →Image Compressor
Compress JPG, PNG, WebP images directly in your browser — no upload, no quality loss control.
Open tool →Image Resizer
Resize images to exact pixel dimensions or popular presets (1920×1080, 1200×630 OG, Instagram square).
Open tool →Image Format Converter
Convert images between PNG, JPG, and WebP formats with optional quality control.
Open tool →QR Code Generator
Generate QR codes for URLs, vCards, Wi-Fi, plain text. Custom colors, size, error correction.
Open tool →YouTube Thumbnail Downloader
Download YouTube video thumbnails in all resolutions (HD, SD, HQ, MQ, default).
Open tool →Meta Tags Analyzer
Analyze title, description, canonical, robots, Open Graph and Twitter Card meta tags on any URL.
Open tool →Plagiarism Checker
Lexical uniqueness score plus per-sentence Google reverse-search for exact-match detection.
Open tool →Article Rewriter
Free article rewriter — instant browser-based paraphrasing with intensity slider and re-roll.
Open tool →Reverse Image Search
Search Google, Yandex, Bing and TinEye for an image — by URL or uploaded file.
Open tool →PDF Merger
Merge multiple PDFs into one — drag, reorder, combine.
Open tool →PDF Splitter
Split a PDF by page ranges or one PDF per page — flexible range syntax.
Open tool →JPG to PDF
Convert JPG, PNG, WebP images to a single PDF — reorder, page size, margins.
Open tool →XML Sitemap Generator
Turn a list of URLs into a valid sitemap.xml — with priority, changefreq and lastmod.
Open tool →Robots.txt Generator
Build a robots.txt with per-user-agent allow/disallow rules, AI bot blocks and sitemap line.
Open tool →Meta Tag Generator
Build a full head meta tag block — SEO, Open Graph and Twitter Card — from one form.
Open tool →Keyword Density Checker
Top 1-word, 2-word and 3-word phrase density — flag over-stuffed keywords and reveal topics.
Open tool →Schema Markup Generator
Generate JSON-LD schema for FAQ, Article, Product, Local Business, Organization and Breadcrumbs.
Open tool →Htaccess Redirect Generator
Build .htaccess with 301 / 302 redirects, force HTTPS, www / non-www and trailing slash rules.
Open tool →Open Graph Generator
Build Open Graph + Twitter Card tags with live Facebook / LinkedIn share-card preview.
Open tool →Page Size Checker
Total page weight, HTML size, request count and per-asset-type breakdown for any URL.
Open tool →Image to Text (OCR)
Extract text from any image — 12 languages. to any server.
Open tool →PDF to JPG
Render every PDF page to JPG or PNG — choose resolution and quality.
Open tool →HTTP Headers Checker
Full HTTP response headers grouped by category — security, caching, content, server.
Open tool →Redirect Tracer
Trace the full redirect chain — every hop, status code, location header, timing.
Open tool →DNS Records Lookup
Live DNS lookup — A, AAAA, MX, TXT, NS, CNAME, SOA records for any domain.
Open tool →Whois / RDAP Lookup
Domain registration data via RDAP — registrar, created/expires, name servers, contacts.
Open tool →Image to Base64
Convert any image to a base64 data URL — HTML img, CSS background, or raw base64.
Open tool →CSV ↔ JSON Converter
Convert CSV to JSON and back — pretty-print, custom delimiters, header detection.
Open tool →JWT Decoder
Decode JWT header + payload, check exp / iat / nbf claims, expiration verdict.
Open tool →Text Diff Checker
Side-by-side text diff with line numbers, add/remove highlights, case + whitespace ignore.
Open tool →Length Converter
Convert between mm, cm, m, km, inch, foot, yard, mile, nautical mile and more — all units simultaneously.
Open tool →Weight Converter
Convert kg, g, mg, lb, oz, stone, ton (US/UK), carat — instant simultaneous conversion.
Open tool →Temperature Converter
Convert °C, °F, K, °R, °Ré — Celsius, Fahrenheit, Kelvin, Rankine, Réaumur.
Open tool →Area Converter
Convert m², km², acre, hectare, sq ft, sq yard, sq mile — instant simultaneous conversion.
Open tool →Volume Converter
Convert L, ml, gallon (US/UK), quart, pint, cup, fl oz, tbsp, tsp — cooking and engineering.
Open tool →Speed Converter
Convert km/h, mph, m/s, ft/s, knots, Mach, speed of light — driving to physics speeds.
Open tool →Time Duration Converter
Convert seconds, minutes, hours, days, weeks, months, years, decades — duration math.
Open tool →Energy Converter
Convert joule, kJ, calorie, kcal, Wh, kWh, BTU, eV, foot-pound — food energy to physics.
Open tool →Mortgage / Loan Calculator
Calculate monthly payment, total interest, full year-by-year amortization for any loan.
Open tool →Tip Calculator
Calculate tip and per-person split for restaurant bills — preset percentages, round-up option.
Open tool →GST / VAT Calculator
Add or remove GST/VAT — India GST (5/12/18/28%), UAE VAT 5%, UK VAT 20%, Australia 10%.
Open tool →Profit Margin Calculator
Calculate gross profit, margin %, markup % from cost and revenue — pricing and reseller math.
Open tool →Calorie / BMR Calculator
Daily calories using Mifflin-St Jeor BMR + activity multiplier — weight loss, maintain, gain.
Open tool →Working Days Calculator
Count working days between two dates — skip configurable weekends, exclude holidays.
Open tool →Image Cropper
Crop any image with drag-to-resize selection box — free or fixed aspect (1:1, 4:3, 16:9).
Open tool →Image Rotator & Flipper
Rotate 90/180/270 and flip horizontal/vertical — combine multiple transforms in one pass.
Open tool →Image Watermark
Add text watermark — 8 positions including tiled diagonal, color, opacity, shadow, custom size.
Open tool →Color Picker
Pick color from screen (eyedropper), image upload, or color wheel — get HEX, RGB, HSL, OKLCH.
Open tool →WCAG Contrast Checker
WCAG 2.1 contrast ratio with AA / AAA pass/fail for normal text, large text and UI components.
Open tool →CSS Gradient Generator
Linear, radial, conic CSS gradients — drag color stops, 8 presets, copy CSS + Tailwind output.
Open tool →Currency Converter
Live exchange rates for 170+ currencies — daily-updated central-bank data..
Open tool →Compound Interest Calculator
Calculate compound interest growth — yearly, monthly, daily compounding with full schedule.
Open tool →SIP Calculator
Systematic Investment Plan — monthly contributions, compound returns, annual step-up support.
Open tool →Inflation Calculator
Project future buying power loss + what same goods will cost — year-by-year inflation schedule.
Open tool →Text to Speech
Browser-based TTS — read any text aloud in dozens of voices, rate, pitch, volume control.
Open tool →Markdown ↔ HTML
Convert Markdown to HTML and HTML back to Markdown — with live preview.
Open tool →Placeholder Image Generator
Generate placeholder image URLs from Lorem Picsum — any size, grayscale, blur, seed-locked.
Open tool →Pomodoro Timer
25-min focus + 5-min break cycles — desktop notifications, audio chime, custom durations.
Open tool →Source Code Viewer
Fetch raw HTML source of any URL — syntax-highlighted, with status, size, lines, fetch timing.
Open tool →Link Extractor
Extract all links from any page — internal vs external split, nofollow tags, top anchor texts.
Open tool →Google Cache & Archive Lookup
Quick links to Google / Bing cache, Wayback Machine, Archive.today snapshots of any URL.
Open tool →Mobile-Friendly Simulator
Preview any URL at iPhone, iPad, Pixel, Galaxy and desktop sizes — 8 device viewports.
Open tool →SQL Formatter
Pretty-print SQL queries — keyword case, indent size, handles JOINs, subqueries, CTEs.
Open tool →XML Formatter & Minifier
Pretty-print or minify XML — sitemaps, RSS feeds, SOAP, SVG, Android manifests.
Open tool →YAML ↔ JSON Converter
Convert YAML to JSON and back — handles anchors, multi-line strings, all YAML 1.2 spec.
Open tool →Cron Expression Parser
Decode cron expressions to plain English + show next 5 run times — 11 common presets.
Open tool →Image to ASCII Art
Convert any image to ASCII art — 4 character sets, adjustable width, invert, copy/download.
Open tool →Image Filters
9 presets + custom brightness/contrast/saturation/blur/hue — full-resolution output.
Open tool →Image Combiner / Collage
Combine multiple images into a grid / row / column collage — adjustable cell size, gap, background.
Open tool →Pressure Converter
Convert Pa, kPa, MPa, bar, atm, psi, mmHg, torr — physics, weather, tires, hydraulics.
Open tool →Power Converter
Convert W, kW, MW, hp (metric and US), BTU/h, ton of refrigeration, ft·lb/s.
Open tool →Fuel Economy Converter
Convert MPG (US/UK), L/100km, km/L, mi/L — reciprocal math handled correctly.
Open tool →Cooking Measurement Converter
Cups, tbsp, tsp ↔ ml, grams — with density per ingredient (flour, sugar, butter, etc).
Open tool →Roman Numeral Converter
Convert numbers to Roman numerals and back — 1 to 3999 with full validation.
Open tool →Bcrypt Hash Generator
Generate bcrypt hashes from passwords + verify password against existing hash. Cost 4-14.
Open tool →JWT Builder
Build and sign JWTs in your browser — HS256, HS384, HS512 via Web Crypto API.
Open tool →AES Encryption / Decryption
AES-256-GCM with PBKDF2 key derivation — encrypt or decrypt text with a password.
Open tool →Diceware Passphrase Generator
Cryptographically-secure random passphrases from a curated wordlist with entropy meter.
Open tool →Color Palette Extractor
Extract dominant colors from any image using K-means clustering — 3 to 12 colors.
Open tool →Image Pixelator
Pixelate image (whole or region) — for privacy (faces, plates) or 8-bit aesthetic.
Open tool →Image Border & Frame
Add solid border/frame — adjustable size, color, corner radius, inner stroke.
Open tool →CSS Box Shadow Generator
Visual CSS box-shadow builder — unlimited layers, presets, inset, custom colors.
Open tool →CSS Border Radius Generator
Visual border-radius builder — link all corners or set each independently, 8 presets.
Open tool →CSS Flexbox Generator
Visual flexbox builder — direction, justify, align, wrap, gap, 1-12 items live preview.
Open tool →CSS Grid Generator
Visual CSS grid builder — columns, rows, gap, sizing modes (1fr / minmax / fixed).
Open tool →Barcode Generator
8 barcode formats — CODE128, CODE39, EAN-13, UPC, ITF-14, MSI, pharmacode.
Open tool →CSS Color Name Picker
Find exact CSS name + 10 nearest named colors for any hex — 147 CSS named colors.
Open tool →Color Harmony Palette Builder
Generate 6 harmony schemes (mono/analogous/complementary/triadic/tetradic/split) from one color.
Open tool →Number to Words
Spell numbers in words — International (million) and Indian (lakh / crore) systems.
Open tool →Data Storage Converter
Bit, byte, KB, MB, GB, TB and KiB, MiB, GiB, TiB — decimal AND binary side-by-side.
Open tool →Angle Converter
Convert degrees, radians, gradians, arc minutes, arc seconds, turns, NATO mils.
Open tool →Frequency Converter
Hz, kHz, MHz, GHz, THz, RPM, BPM — radio, audio, CPU, music, engineering.
Open tool →Number Base Converter
Convert between binary, octal, decimal, hexadecimal, base32, base36 — all at once.
Open tool →Days Until Date Calculator
Live countdown to (or up from) any date — total days, hours, minutes, seconds.
Open tool →Word / Sentence / Line Reverser
Reverse word order, sentence order, or line order — three modes, instant output.
Open tool →Anagram / Word Shuffle Generator
Generate random letter-shuffles of a word or phrase — preserve word boundaries optional.
Open tool →Rhyme Finder
6 query modes: perfect rhymes, near rhymes, homophones, sounds-like, means-like, spelled-like.
Open tool →Fake Name Generator
Generate fake person — name, username, email, phone, address, DOB. For testing only.
Open tool →Random Quote Generator
40 curated quotes from leaders, thinkers, artists — filter by topic, refresh for next.
Open tool →US Tax Bracket Calculator
2024 federal income tax — bracket-by-bracket breakdown, effective and marginal rates.
Open tool →Crypto Converter
Live crypto prices for 18 top coins — convert between any pair, USD/EUR/INR + crypto.
Open tool →Stock Split Calculator
Calculate share count + price after forward (2:1) or reverse (1:10) stock splits.
Open tool →Salary Converter
Convert salary between hourly / daily / weekly / monthly / annual — custom hours per week.
Open tool →Favicon Generator
Generate 9 favicon sizes (16-512px) from one image + HTML head snippet.
Open tool →Image EXIF Viewer
View camera, GPS, capture settings (shutter, ISO, focal length) from JPG/HEIC EXIF.
Open tool →Image Histogram Viewer
RGB + luminance histograms with average color values — exposure analysis.
Open tool →UUID v7 Generator
Generate RFC 9562 v7 (timestamp-sortable) UUIDs — better than v4 for database keys.
Open tool →HTTP Status Code Lookup
47 HTTP status codes — search by code, name, or description. Color-coded by category.
Open tool →MIME Type Lookup
80+ MIME types — search by file extension or MIME type. Both directions covered.
Open tool →Random Picker
Pick N random items from a list — giveaways, team draws, lunch decisions. Cryptographic randomness.
Open tool →Dice Roller
Roll d4, d6, d8, d10, d12, d20, d100 dice — D&D / RPG standard. With history.
Open tool →Coin Flip
Cryptographically-fair coin flip — single flip or batch of up to 100 with running stats.
Open tool →Decision Wheel
Custom spinning wheel — add any options, spin to pick one fairly. Animated, colorful.
Open tool →Birthday / Age Calculator
Exact age in years/months/days, day-of-week born, zodiac signs, countdown to next birthday.
Open tool →Pregnancy Due Date Calculator
Calculate due date from LMP, conception, or IVF. Plus trimester milestones (12w, 20w, 28w, 37w).
Open tool →Ovulation Calculator
Predict ovulation date + fertile window from LMP and cycle length. 6-cycle forecast.
Open tool →Password Strength Tester
Entropy meter + time-to-crack estimate + issue detection (common passwords, sequences, repeats).
Open tool →CSV Splitter
Split a large CSV into smaller chunks of N rows each. Header repeated.
Open tool →JSON Schema Generator
Infer JSON Schema from sample JSON — type detection, format inference (date, email, URI).
Open tool →HTML Beautifier & Minifier
Pretty-print or minify HTML with smart inline tag detection.
Open tool →Stopwatch / Lap Timer
Precision stopwatch with lap recording — fastest and slowest lap highlighted.
Open tool →Color Blindness Simulator
See how images look to 8 types of color-vision deficiency — designed for accessibility QA.
Open tool →IP Address Lookup
Look up your own IP (or any IP) — geolocation, ISP, ASN, timezone, currency. Powered by ipapi.co.
Open tool →TypeScript Type Generator
Generate TypeScript interfaces from sample JSON — nested objects become named child interfaces.
Open tool →URL Shortener
Shorten any URL via is.gd — free, no signup, no tracking, never expires.
Open tool →Username Generator
Random adjective + noun usernames — CamelCase, snake_case, kebab-case styles.
Open tool →Email Signature Generator
Build HTML email signature with 3 templates, accent color, optional logo and social links.
Open tool →JSONPath Tester
Interactive JSONPath queries — $, ., [], [*], [n], [start:end], .. recursive descent.
Open tool →Markdown Table Generator
Visual table builder → GFM Markdown table. Column alignment (left/center/right).
Open tool →Words to Numbers
Convert spelled-out numbers back to digits — supports International + Indian (lakh / crore).
Open tool →Image Compare (Before / After)
Side-by-side before/after image slider — drag to reveal the difference.
Open tool →Image Color Sorter
Sort every pixel in an image by hue, luminance, or saturation — generative art aesthetic.
Open tool →Image Tinter
Tint any image with a color — multiply, screen, overlay, soft-light blend modes.
Open tool →Image Background Color Remover
Make solid-color background transparent — works for logos, icons, screenshots with uniform bg.
Open tool →SVG Pattern Generator
9 seamless tileable SVG patterns — dots, grid, lines, triangles, hexagons, waves.
Open tool →Bullet Point Generator
12 bullet styles — Markdown, Unicode, numbered, roman, alphabetical, task checklist.
Open tool →Table of Contents Generator
Extract H1-H6 headings from Markdown or HTML — generate nested TOC with anchor links.
Open tool →Slug to Title Case
Reverse of slug generator — convert kebab/snake/camelCase to Title Case, Sentence case, etc.
Open tool →Find & Replace Tool
Find & replace text with case sensitivity, whole-word, regex modes — bulk text editing.
Open tool →CSS Animation Generator
@keyframes animation builder — 8 presets, all timing functions, live preview.
Open tool →Tailwind Color Picker
Find the Tailwind class for any hex — 242 colors (22 families × 11 shades).
Open tool →JSON Diff
Compare two JSON documents — added / removed / changed paths with deep recursion.
Open tool →Time Zone Converter
Multi-city live clock + reference-time conversion across 25 popular world zones.
Open tool →Lat/Lng DMS ↔ Decimal Converter
Convert lat/lng between decimal degrees and DMS (degrees / minutes / seconds).
Open tool →GPS Distance Calculator
Great-circle distance between two lat/lng points — km, miles, nautical miles + bearing.
Open tool →NATO Phonetic Alphabet
Convert text to NATO phonetic alphabet (Alpha Bravo Charlie) — radio / phone spelling.
Open tool →Body Fat Calculator (US Navy)
Body fat % using US Navy circumference formula — waist, neck, hip measurements.
Open tool →Ideal Weight Calculator
4 formulas (Hamwi, Devine, Robinson, Miller) + BMI healthy range — for medical references.
Open tool →Sleep Cycle Calculator
90-minute sleep cycle math — best bedtimes for your wake time (or wake times for bedtime).
Open tool →Reading Level Score
Flesch Reading Ease + 5 grade-level formulas (Flesch-Kincaid, Fog, SMOG, ARI, Coleman-Liau).
Open tool →Word Cloud Generator
Visual word cloud from any text — stop-word filter, size by frequency.
Open tool →Reading Time Calculator
Reading and speaking time — 5 speed profiles plus custom WPM.
Open tool →Google SERP Snippet Preview
Visual Google search result preview — title, URL, description with length status.
Open tool →Twitter / X Character Counter
280-char (or Premium 25,000) counter with thread auto-splitter.
Open tool →Loan Comparison
Side-by-side compare 2 loans — monthly diff, total lifetime diff, winner highlighted.
Open tool →CAGR Calculator
Compound Annual Growth Rate from start + end value + years. Benchmark comparison.
Open tool →Discount Stacking Calculator
Apply multiple discounts sequentially or additively — see effective % off.
Open tool →Net Worth Calculator
Track total assets − total liabilities — editable rows, 8 currencies.
Open tool →Polaroid Frame Generator
Add polaroid-style frame with handwritten caption to any photo.
Open tool →Photo Strip Generator
Photobooth-style 4-photo vertical or horizontal strip with caption.
Open tool →Image Vignette
Add a darkened-edge vignette — adjustable intensity, size, color.
Open tool →OAuth State + PKCE Generator
Cryptographically random state, nonce, code_verifier + S256 code_challenge.
Open tool →Mock API Response Generator
Realistic JSON API mock data — User, Product, Order shapes.
Open tool →URL Parser
Break a URL into protocol, host, port, path segments, query params, hash.
Open tool →Random Color Generator
Cryptographically random colors — HEX, RGB, HSL per color, click to copy.
Open tool →Random Sentence Generator
Absurdist subject + verb + object sentences — writing prompts, prop names.
Open tool →Decision Maker
Random yes/no/maybe verdict with reasoning prompt — break decision paralysis.
Open tool →Time Card Calculator
Clock-in / clock-out time card with break deduction and hourly pay.
Open tool →Bandwidth / File Transfer Time
File size + transfer speed → time. Comparison at 5 connection speeds.
Open tool →Website SEO Score Checker
22 on-page checks + Google Lighthouse (Core Web Vitals, Performance, SEO score) — mobile + desktop.
Open tool →PageSpeed Insights Checker
Google Lighthouse audit — Performance, Accessibility, Best Practices, SEO scores + CWV.
Open tool →Code-to-Text Ratio Checker
Visible text bytes ÷ total HTML bytes — SEO content-density metric.
Open tool →Broken Links Finder
Find all 404/500 links on any page — checks up to 80 in parallel.
Open tool →Email Extractor
Extract all emails from URL — plain, mailto, obfuscated [at] formats.
Open tool →HTTP Ping / Latency Test
Measure HTTP round-trip latency — min/avg/max/loss stats.
Open tool →SSL Certificate Checker
Verify SSL cert validity, issuer, expiry, cipher, TLS version.
Open tool →Grammar & Spelling Checker
Grammar + spelling + style check in 10+ languages — powered by LanguageTool.
Open tool →Sitemap Validator
Validate sitemap.xml format, URL count, lastmod / changefreq coverage.
Open tool →Domain Hosting Checker
Identify hosting provider (AWS, Cloudflare, GCP, etc.) by IP + ASN.
Open tool →Reverse IP Domain Lookup
Find other domains hosted on the same IP address.
Open tool →Bulk URL Status Checker
Check HTTP status of multiple URLs in parallel — bulk monitoring.
Open tool →What Is My Browser? (User Agent Parser)
Parse user agent string into browser / OS / device / engine.
Open tool →Class C IP Subnet Checker
Group IP addresses by /24 (Class C) subnet — find IPs in same network.
Open tool →Robots.txt Tester
Test whether a URL path is allowed for a given crawler.
Open tool →Fancy Text Generator
80+ Unicode font styles — bold, italic, cursive, bubble, squared, strikethrough — for Instagram, Twitter, TikTok.
Open tool →Bold Text Generator
Bold Unicode text for Instagram, Twitter, TikTok — 6 bold styles, copy-paste ready.
Open tool →Italic Text Generator
Italic Unicode text — serif, sans, bold-italic — for any app that lacks rich-text formatting.
Open tool →Cursive / Script Text Generator
Cursive, script, calligraphy fonts via Unicode — paste into Instagram, captions, invites.
Open tool →Strikethrough Text Generator
Strike-through, underline, overline, wavy — Unicode combining marks for any app.
Open tool →Upside Down Text Generator
Flip text upside down (180°) using Unicode — for attention-grabbing social posts.
Open tool →Zalgo Text Generator
Cursed / glitchy "zalgo" text using stacked Unicode combining marks.
Open tool →Bubble Text Generator
Circled (bubble) and squared letter style — 4 Unicode variants for any app.
Open tool →Morse Code Translator
Encode text to Morse and decode Morse to text — A–Z, 0–9, punctuation.
Open tool →Quadratic Equation Solver
Solve ax² + bx + c = 0 — real and complex roots, discriminant, vertex.
Open tool →Standard Deviation Calculator
Mean, median, mode, variance, SD, quartiles, IQR — full descriptive statistics.
Open tool →Pythagoras Theorem Calculator
Solve right-triangle sides — a² + b² = c² — also area, perimeter, angles.
Open tool →GCD & LCM Calculator
Greatest Common Divisor (HCF) and Least Common Multiple — any number of integers.
Open tool →Factorial Calculator
Compute n! exactly for any non-negative integer — arbitrary precision via BigInt.
Open tool →Prime Number Checker
Check if a number is prime — also shows factorisation, previous and next prime.
Open tool →Instagram Hashtag Generator
30 curated hashtags mixing high / mid / long-tail volume — by niche.
Open tool →PDF Rotate Pages
Rotate all pages or selected pages of a PDF — 90° / 180° / 270°.
Open tool →PDF Watermark
Add text watermark (CONFIDENTIAL, DRAFT, brand) to every PDF page — adjustable opacity.
Open tool →PDF Password Protect
Re-save PDF cleanly (note: true AES encryption needs desktop tools).
Open tool →PDF Extract Text
Extract all text from a PDF — instant, copy or download as .txt.
Open tool →Text Summarizer
Extract the most-important sentences from any article — adjustable summary length.
Open tool →AI Content Detector
Heuristic AI-text detector — burstiness, repetition, transition density.
Open tool →Invoice Generator
Instant invoice PDF — 9 currencies, tax + discount, line items.
Open tool →Receipt Generator
Thermal-style receipt PDF — 80mm wide, live preview..
Open tool →Resume Builder
ATS-friendly resume PDF — 3 templates., no signup.
Open tool →Cover Letter Generator
Template-based cover letter — 3 tones, fill the blanks, download PDF.
Open tool →Privacy Policy Generator
GDPR / CCPA / DPDP-aligned privacy policy — feature checkboxes, jurisdiction selector.
Open tool →Terms of Service Generator
Standard ToS template — feature toggles, governing-law field, 13 sections.
Open tool →Cookie Policy Generator
GDPR / e-Privacy compliant cookie policy — category toggles, opt-out links.
Open tool →Markdown Live Editor
Split-pane Markdown editor with live preview, toolbar, .md and .html export.
Open tool →Citation Generator
APA, MLA, Chicago, Harvard citations — websites, articles, books, videos.
Open tool →Speech to Text
Real-time browser speech recognition — 14 languages, copy or .txt download.
Open tool →Random User Generator
Mock user data — names, emails, photos, addresses. CSV / JSON export.
Open tool →Business Name Generator
Brand-name ideas by industry + style — instant .com availability check link.
Open tool →Slogan / Tagline Generator
15 slogan ideas per round — from your brand + audience.
Open tool →Domain Name Generator
40 domain variations from a keyword — TLD filter + availability check.
Open tool →Text to Handwriting
Convert typed text to realistic handwriting — 5 fonts, 4 papers, PNG export.
Open tool →Online Notepad
Persistent multi-note notepad — saves to your browser, no signup.
Open tool →Word Frequency Counter
Word counts, density, reading time, vocabulary breakdown + word cloud.
Open tool →NDA Generator
Non-Disclosure Agreement — one-way or mutual, PDF + .txt export.
Open tool →YouTube Tag Generator
Generates 40 YouTube tags for any video topic — 500-char limit tracker.
Open tool →Blog Title / Headline Generator
20 blog title ideas — scored on length, numbers, power words, CTR heuristics.
Open tool →Email Validator
8-point email validation — format, disposable, typos, role, business vs free.
Open tool →Letter / Character Counter
Characters, letters, words + platform-specific limit tracking (Twitter, IG, Google).
Open tool →YouTube Earnings Calculator
Estimate channel earnings — RPM by niche × country × monetizable %.
Open tool →Why JR Trove tools are different
Zero data uploaded
Every calculation runs locally in your browser. Your text, files and inputs never leave your device.
No signup, no limits
No account required. No daily quota. No upgrade wall. Every feature is the complete feature.
Production-grade build
Same engineering bar as paid SaaS — accurate algorithms, beautiful design, mobile-perfect, accessibility-tested.