Toolsmith

Toolsmith is the essential toolkit for developers and technical users. Fast, offline, and beautifully designed — everything you need in one app.

FREE TOOLS

• Calculator — powerful dual-mode calculator with standard expression evaluation and 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 — Test regular expressions with 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
• Optimised for both light and dark mode
• Built on a high performance C++ core for instant results
• One-time purchase to unlock Power Tools. Pay once, own forever

Built by a developer, for developers.