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Password Strength Checker
Check password strength. This tool runs 100% locally in your browser.
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Strength: Very WeakScore: 0/5
✗At least 8 characters
✗Uppercase letters
✗Lowercase letters
✗Numbers
✗Special characters
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What is Password Strength Checker?
Evaluate the strength of your password before using it. This tool analyzes length, complexity, and entropy to tell you if your password is easy to crack.
It also estimates how long it would take for a computer to brute-force it.
When to Use This Tool
- 1Testing new passwords
- 2Auditing security
- 3Learning about password entropy
Examples
Input
password123
Result
Strength: Weak (Crack time: < 1 second)
Frequently Asked Questions
Do you save my password?
No, all analysis happens instantly on your device. Nothing is sent to our servers.
Privacy & Security
Privacy is our priority. Unlike many other online tools, ToolsHub doesn't upload your data to any server. Whether you're processing sensitive text, calculating financial data, or generating passwords, everything stays in your browser.