Password Generator
Generate secure passwords with strength estimates, bulk mode, and customizable character rules. Use this free online tool directly in your browser.
Password Mode
Character pool size: 87
Estimated entropy: 103.1 bits
Strength: Very Strong
No passwords generated yet.
What is Password Generator?
Password Generator helps developers, designers, and content teams complete repetitive tasks faster. It is built for quick copy-and-paste workflows and practical day-to-day use.
How to use
- 1
Paste or enter your data in the Password Generator input area.
- 2
Run the conversion, generation, or validation action.
- 3
Copy or download the result for your project workflow.
Common Use Cases
- 1
Generate a strong password when signing up for a new service with specific character requirements
- 2
Create bulk passwords for seeding test user accounts in development environments
- 3
Generate passphrases or high-entropy tokens for API keys, webhook secrets, or signing keys
- 4
Verify password strength by observing the entropy estimate change as you adjust settings
- 5
Produce URL-safe passwords that avoid characters that break URL parsing or shell escaping
Try an Example
Example Input
Length: 24 Uppercase: On Lowercase: On Numbers: On Symbols: On
Frequently Asked Questions
What is Password Generator?
Password Generator is a free browser-based utility on Bite Size Tools. Generate secure passwords with strength estimates, bulk mode, and customizable character rules.
Is Password Generator safe to use with sensitive data?
Yes. Tool processing runs in your browser, so your input is not sent to a server by default in this app.
Can I use Password Generator for production work?
Yes. You can use the output directly in development and production workflows after validating it with your project requirements.