Developer Toolkit is a fast, lightweight collection of essential developer tools built for programmers, engineers, testers, and DevOps professionals.
Instead of installing multiple utilities, access powerful developer tools like JSON formatter, API tester, JWT decoder, timestamp converter, UUID generator, hash generator, regex tester, Base64 encoder, and URL encoder in one convenient app.
Perfect for Android developers, backend engineers, web developers, QA testers, and DevOps teams.
TOOLS INCLUDED
API Tester (REST API Client)
Send HTTP requests and test REST APIs directly from your phone.
тАв GET, POST, PUT, PATCH, DELETE requests
тАв Add headers and query parameters
тАв JSON request body support
тАв Pretty formatted API responses
Perfect for testing REST APIs and debugging backend endpoints.
JSON Formatter & Validator
Format, validate, and beautify JSON instantly.
тАв Beautify JSON for readability
тАв Minify JSON for compact output
тАв Syntax highlighting
тАв Copy formatted output
Great for debugging API responses and working with JSON data.
JWT Decoder
Decode JWT (JSON Web Token) tokens quickly.
тАв Decode JWT header and payload
тАв Pretty formatted JSON output
тАв View token time information
тАв Copy decoded values instantly
Useful for developers working with authentication systems such as OAuth, Firebase Auth, and API tokens.
Timestamp Converter (Unix / Epoch Time)
Convert Unix timestamps and epoch time instantly.
тАв Convert Unix timestamp to readable date and time
тАв Convert date and time to Unix timestamp
тАв Automatic seconds and milliseconds detection
тАв View UTC time and local time
тАв Relative time display (e.g. тАЬ5 minutes agoтАЭ)
тАв Copy results quickly
Perfect for debugging logs, APIs, and backend systems.
UUID Generator (GUID Generator)
Generate random UUIDs for testing and development.
тАв Generate UUID v4 instantly
тАв Batch UUID generation
тАв Uppercase and no-hyphen options
тАв Copy single UUID or copy all generated values
Useful for database IDs, API testing, and backend development.
Hash Generator
Generate cryptographic hashes instantly.
Supported algorithms:
тАв MD5
тАв SHA-1
тАв SHA-256
тАв SHA-512
Features:
тАв Instant hash generation
тАв Copy hash values quickly
тАв Useful for verifying data integrity and debugging APIs
Regex Tester
Test regular expressions quickly and easily.
тАв Live regex match highlighting
тАв Pattern validation
тАв Fast regex testing
Ideal for developers working with text parsing, data extraction, and validation.
Base64 Encoder / Decoder
Encode or decode Base64 data instantly.
тАв Fast Base64 text encoding
тАв Decode Base64 strings
тАв Copy results with one tap
Useful when working with API payloads, authentication headers, and encoded data.
URL Encoder / Decoder
Encode or decode URLs and query parameters easily.
тАв Full URL encoding and decoding
тАв Query parameter encoding
тАв Copy results instantly
Helpful for debugging query strings and API requests.
FEATURES
тАв Lightweight and fast developer tools
тАв Clean developer-friendly interface
тАв Instant copy and share results
тАв Most tools work offline
тАв Designed for productivity and quick debugging
PERFECT FOR
тАв Software developers
тАв Backend engineers
тАв Android developers
тАв Web developers
тАв DevOps engineers
тАв QA testers
тАв Students learning APIs and programming
Stop switching between multiple apps and keep all essential developer utilities in one powerful toolkit.
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