Free Password Generator

Generate strong passwords, memorable passphrases, or pronounceable passwords. Free online password generator with entropy visualization, history, and multiple modes — entirely in your browser.

Weak passwords are the number-one cause of account breaches. This tool creates strong, random passwords using the Web Crypto API — the same secure random source banks and enterprises rely on. Choose between standard passwords, memorable passphrases, or pronounceable phonetic passwords. Adjust the length, pick which character sets to include, and get an instant strength rating with entropy visualization. Nothing is stored, transmitted, or tracked.

Password Length: 16

Words: 4 Exclude similar characters (O/0, l/1, I/i)

Character Types

Uppercase (A-Z) Lowercase (a-z) Numbers (0-9) Symbols (!@#$...)

Exclude ambiguous characters (I, l, 1, O, 0, o)

Strong

Entropy: 0 bits

Password History (last 10, click to reuse)

No passwords generated yet this session.

Quick Answer

Password Generator is a Generate strong, cryptographically secure passwords online with customizable length, character sets, and batch mode. by ThinkaBell. It runs all processing happens locally in your browser — no sign-up, no file uploads, and no data ever leaves your device.

Feature: Cryptographically secure passwords using crypto.getRandomValues()
Feature: Customizable length from 4 to 128 characters
Feature: Include/exclude uppercase, lowercase, numbers, symbols
Feature: Batch mode — generate multiple passwords at once
Feature: Exclude similar characters option for readability
Feature: Privacy-first — no passwords sent to servers
Feature: Completely free with no account required
Feature: Works on desktop, tablet, and mobile browsers
Privacy-first: no data collection, no tracking, no uploads.
Free forever: no premium tiers, no hidden charges, no accounts.

Key Terms

Web Application: A web application that runs entirely in your browser using HTML, CSS, and JavaScript. No software installation, no account creation, and no file uploads to external servers.
Client-Side Processing: All calculations and data processing happen on your device. Your information never leaves your browser, ensuring complete privacy and security.
Developer Tools: A utility accessible through a web browser at no cost. ThinkaBell tools are free with no premium tiers, no usage limits, and no account requirements.