# Toolsmith > Offline developer toolkit for calculations, encoding, hashing, and JSON/regex testing. (iPhone/iPad app by CHRISTOPHER PAUL LOCK.) - Source: https://appshunter.io/ios/app/toolsmith/id6761927385 (this page in markdown: same URL + `.md`) - Developer: [CHRISTOPHER PAUL LOCK](https://appshunter.io/developer/1892111984) - Category: Developer Tools, Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 26.4 · 1 MB - Languages: American English - Released: 2026-04-10 - Data updated: 2026-08-01 - Monetization: free with in-app purchases - User reviews in markdown: https://appshunter.io/ios/app/toolsmith/id6761927385/reviews.md ## What is 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. ## Key features - Offline functionality - Dual-mode calculator - Base64 encoding/decoding - SHA256 hashing - URL encoding/decoding - UUID generation - Case conversion - JWT decoding - Regex testing - JSON formatting ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Power Tools | $2.99 | one-time | ## Frequently asked questions about Toolsmith ### What is Toolsmith? Toolsmith is an offline toolkit designed for developers and technical users. It offers a range of free tools like a calculator, Base64 encoder, and SHA256 hasher, with optional Power Tools available for purchase. ### Does Toolsmith have ads? No, Toolsmith is ad-free. The developer explicitly states there are no ads, subscriptions, or data collection, providing an uninterrupted user experience. ### What devices does Toolsmith support? Toolsmith is optimized for both iPhone and iPad, offering a beautiful design that works well on both platforms. ### How often is Toolsmith updated? The latest version, 1.2.1, was released on May 20, 2026. This indicates a recent update, suggesting ongoing development and support. ### Is Toolsmith available offline? Yes, Toolsmith is completely offline. It does not make any network requests, ensuring you can use all its features without an internet connection. ### What are the 'Power Tools' in Toolsmith? The Power Tools include features like a JWT Decoder, Regex Tester, and JSON Formatter. These are available through a one-time unlock purchase. ### What is the age rating for Toolsmith? Toolsmith has an age rating of 4+, making it suitable for a wide range of users. ### How does Toolsmith compare to other developer tools? Toolsmith emphasizes its offline nature, ad-free experience, and a one-time purchase model for premium features, differentiating it from subscription-based or ad-supported alternatives. ## Version history (last 5 releases) ### 1.2.1 — 2026-05-20 In calculator tool split parentesis button into two buttons. ### 1.2 — 2026-05-19 What's New in v1.2 Calculator: A powerful dual-mode calculator built right in. Standard mode supports full expression evaluation (try typing "sqrt(144) + 42 * 2"). Programmer mode shows your number simultaneously in decimal, hex, octal and binary with full bitwise operations. Favourites: Long press any tool to pin it to the top of your list for instant access. Recents: Toolsmith now remembers which tools you used recently so your most used tools are always at hand. Settings: A new settings page lets you customise your experience, manage favourites and recents, and upgrade to Power Tools. Toolsmith is the essential toolkit for developers and technical users. 14 tools, completely offline, no ads, no subscriptions. One-time unlock for Power Tools. ### 1.1.1 — 2026-05-17 Bug fix: Fixed crash when saving QR codes to the Photos library. ### 1.1 — 2026-04-27 New in v1.1: FREE TOOLS - MD5 Hash — hash text with MD5 - Number Base Converter — convert between binary, octal, decimal and hex POWER TOOLS - QR Code Generator — generate QR codes from any text or URL - Text Diff — compare two texts line by line ### 1.0.2 — 2026-04-15 Bug fix for in-app purchase unlock. --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-01.*