# JWT Tool – Token Decoder

> Decode, Build & Verify JWTs

Canonical page: [https://chrome-stats.com/d/id6758909057](https://chrome-stats.com/d/id6758909057)

## Overview

- **ID:** `id6758909057`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Removed
- **Publisher:** 志鹏 潘
- **Category:** Developer Tools
- **Version:** 1.0
- **Last updated:** 2026-02-11
- **First published:** 2026-02-10
- **Size:** 31 MB
- **Data as of:** 2026-08-05
- **Store listing:** [Apple App Store](https://apps.apple.com/jp/app/jwt-tool-token-decoder/id6758909057?l=en-US)
- **Website:** [https://srmapp.com](https://srmapp.com/)
- **Privacy policy:** [https://srmapp.com/docs/privacy-policy.html](https://srmapp.com/docs/privacy-policy.html)

## Description

JWT Tool — The Complete JWT Toolkit

A fast, privacy-first JWT toolkit for developers, security professionals, and learners.
Decode, build, and verify JSON Web Tokens — completely offline.

JWT Decoder
• Paste JWT or extract from clipboard instantly
• View decoded header, payload, and signature
• Real-time expiration countdown timer
• Verify signatures (HS256, RS256, ES256 and more)
• Automatic security vulnerability scanning
• Load example tokens to learn JWT structure

JWT Builder
• Create tokens with customizable claims
• Quick templates: Auth, ID, Refresh tokens
• Support for multiple algorithms (HMAC, RSA, ECDSA)
• Set expiration with quick buttons (+1h, +1d, +7d)
• Random secret key generator with strength indicator
• Real-time token preview with color-coded sections

JWT Learning Guide
• Structured tutorials from beginner to advanced
• Learn JWT basics, structure, and algorithms
• Interactive practice exercises
• Track your learning progress

Developer Tools
• Base64 Encoder/Decoder
• Unix Timestamp Converter
• Cryptographic Key Generator

Security Features
• Detect alg=none vulnerability
• Identify weak secrets and key confusion attacks
• Check missing expiration and required claims

Token History
• Save decoded and generated tokens
• Mark favorites for quick access
• Organize by date

Privacy First
• No account required
• No tracking or analytics
• Works fully offline
• All data stays on your device

Whether you're debugging authentication flows, building secure APIs, or learning JWT concepts, JWT Tool is your essential mobile companion.

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6758909057)