JWT Generator is a simple and powerful tool for developers to create, decode, and verify JSON Web Tokens (JWT) directly on your Android device.
KEY FEATURES:
🔐 Generate JWT Tokens
• Choose from HS256, HS384, or HS512 algorithms
• Add standard claims: Issuer (iss), Subject (sub), Audience (aud), Expiration (exp), Issued At (iat), JWT ID (jti)
• Add unlimited custom key-value claims
• Automatic type detection for numbers, booleans, and strings
• Color-coded token output (Header • Payload • Signature)
• One-tap copy to clipboard
🔍 Decode JWT Tokens
• Paste any JWT token to instantly decode it
• View formatted JSON header and payload
• Color-coded display for easy reading
• Paste directly from clipboard
✅ Verify Signatures
• Verify HMAC signatures with your secret key
• Clear valid/invalid signature indication
• Support for HS256, HS384, and HS512
🎨 User Experience
• Clean Material 3 design
• Dark mode support
• No internet required — everything runs offline
• No data collection — your tokens stay on your device
Perfect for mobile developers, backend engineers, API testers, and security professionals who need to quickly work with JWTs without opening a laptop.