Everything Toolsmith does
Fast, offline, and beautifully designed — everything a developer needs in one app. Built on a C++ core, no ads, no data collection.
Free Tools
Calculator
Standard expression evaluation, plus a programmer mode with bitwise operations.
Base64
Encode and decode Base64 strings instantly.
SHA256
Hash any text with industry-standard SHA256.
URL Encode
Encode and decode URLs for use in web requests.
UUID Generator
Generate v4 UUIDs individually or in bulk.
Case Converter
Switch between camelCase, snake_case, PascalCase, kebab-case and more.
Timestamp
Convert Unix timestamps to human-readable dates and back.
Power Tools — one-time unlock
JWT Decoder
Decode and inspect JSON Web Tokens — see header and payload instantly.
Regex Tester
Live match highlighting and position indicators.
JSON Formatter
Format, minify and validate JSON with clear error messages.
Why Toolsmith
Completely offline. No network requests, ever.
No ads, no subscriptions, no data collection.
Works beautifully on iPhone and iPad, light and dark mode.
Built on a high-performance C++ core for instant results.
Ready to give it a go?
Free tools included. Pay once to unlock the rest — own it forever.