Bcrypt Hash Generator & Checker
Hash a password with bcrypt at your chosen cost factor, or check whether a password matches an existing hash — all computed locally with bcryptjs. Nothing is uploaded.
Generate a hash
Check a password
How to use Bcrypt Hash Generator & Checker
Generate bcrypt password hashes and verify a password against a hash online. Adjustable cost factor. Free, private bcrypt tool in your browser.
- Open Bcrypt Hash Generator & Checker using the tool above — no sign-up needed
- Enter your data or upload a file (processed entirely in your browser)
- Click the action button and get your result instantly
- Copy to clipboard or download your result
Your data never leaves your device — 100% private processing.
Frequently Asked Questions
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Why use Bcrypt Hash Generator & Checker?
- No installation — use directly from any browser
- Handles large inputs without crashing or timeouts
- Syntax highlighting and formatted output for readability
- Copy to clipboard shortcut for fast workflow integration
Common use cases
- Validate and format JSON responses from APIs
- Encode/decode Base64 strings during debugging
- Generate UUIDs for database seeds or test data
- Minify CSS or JavaScript before deployment
- Diff two code snippets to spot regressions
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