Password Generator
Cryptographically secure random password generator powered by the Web Crypto API. Custom length (4-128), batch up to 20, live entropy meter and crack-time estimate.
What powers the Password Generator
Web Crypto API (cryptographically secure)
Custom length 4-128
Toggles for uppercase/lowercase/numbers/symbols
Exclude ambiguous chars (0/O, 1/l/I)
Live entropy meter (bits)
Crack-time estimate
Batch 1-20 at once
Why the Password Generator is different
Browser-native
The Password Generator runs entirely in your browser. Input is processed locally — never uploaded, never logged, never cached anywhere outside your device.
No artificial limits
No daily quotas, no character ceilings, no "upgrade for more" walls. Every feature is the complete feature — the same on the first use as the thousandth.
Production-grade quality
Built to the same engineering bar as paid SaaS tools — accurate algorithms, audited logic, responsive design and accessibility-tested interactions.
Common use contexts
- Personal account password rotation
- Service account and API key generation
- Database, JWT secret values
- Bulk new-employee provisioning
Private and secure
Zero upload
All processing happens in your browser. Input is never transmitted, logged or cached.
Works offline
Once the page loads, the tool runs without an internet connection. No network calls happen during use.
No tracking
No accounts, no cookies for tool state. Only aggregate analytics count visits at the page level.