Free Toolkit

Password GeneratorGenerate strong, secure passwords with customizable length, character types, and exclusion options.

Password Generator illustration
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Password Generator

Generate strong, secure passwords with customizable length, character types, and exclusion options.

How to Use
1

Set Length

Choose password length (8-128 characters).

2

Select Characters

Toggle uppercase, lowercase, numbers, symbols, and ambiguous exclusion.

3

Generate & Copy

Click Generate then copy to clipboard.

What Is Password Generator?

Creates cryptographically secure random passwords using the Web Crypto API (crypto.getRandomValues). Customize length from 8 to 128 characters, choose character types (uppercase, lowercase, numbers, symbols), and exclude ambiguous characters (0/O, 1/l/I). Generate multiple passwords at once and copy with one click. Passwords never leave your browser—everything is client-side.

Why Use Our Password Generator?

  • Uses Web Crypto API for cryptographic randomness
  • Customizable character sets and length
  • Exclude ambiguous characters
  • Generate multiple passwords
  • Zero server communication

Common Use Cases

Account Security

Unique, strong passwords for every account.

Database Credentials

Secure passwords for database connections and API keys.

Wi-Fi Passwords

Strong WPA2/WPA3 passwords.

Policy Compliance

Meet organizational password requirements.

Technical Guide

Uses crypto.getRandomValues() to fill Uint32Array. Each character position uses modulo against pool size. Pool built dynamically from user selections. Avoids Math.random() biases for security-critical applications.

Tips & Best Practices

  • 1
    Use 16+ characters for strong security
  • 2
    Include all character types
  • 3
    Exclude ambiguous chars for manual typing
  • 4
    Never reuse passwords

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Frequently Asked Questions

QHow secure?
Uses Web Crypto API with no server transmission.
QStored anywhere?
No. Only in browser memory during the session.
QHow long should passwords be?
12+ basic, 16+ strong, 20+ critical systems.

About Password Generator

Password Generator is a free online tool from FreeToolkit.ai. All processing happens directly in your browser — your data never leaves your device. No registration required. No ads. Just fast, reliable tools.