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Strong Random Generator

Powered by the browser-native Web Crypto API (crypto.getRandomValues). Cryptographically secure, fully offline, nothing uploaded.
Password
Token
UUID v4
API Key
32
Click "Generate" to get a password
Entropy：—Strength：—

Bulk generate (Password / UUID)

10
Click "Generate bulk"
All values are generated locally in your browser and never leave your device. Good for testing, key placeholders and session IDs — use a proper secrets manager in production.
Provided by MaiTu YunChuang (Xi'an) Technology Co., Ltd. · Free tool, please do not misuse