# PureCalc-Essential Calculator — Swift & Seamless > A simple, ad-free calculator with smart features and an optimized interface. (iPhone/iPad app by 景双 崔.) - Source: https://appshunter.io/ios/app/purecalc-essential-calculator/id1479322916 (this page in markdown: same URL + `.md`) - Developer: [景双 崔](https://appshunter.io/developer/1479322765) - Category: Utilities, Finance - Price: Free (on sale, was $0.99) - Rating: 4.83/5 from 6 App Store ratings · 7 written reviews indexed - Age rating: 4+ - Requires: iOS 16.6 · 2 MB - Languages: English, Japanese, Korean, Malay, Chinese, Chinese - Released: 2019-10-28 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/purecalc-essential-calculator/id1479322916/reviews.md ## What is PureCalc? After trying dozens of calculators, I discovered a simple truth: most were either overwhelmingly complex or packed with ads. None delivered the pure, efficient experience I needed. So, I created PureCalc - the calculator that respects your time and needs. 【Pure Simplicity】 Open and calculate instantly No ads, no in-app purchases, no pop-ups No permissions required - just pure calculation 【Thoughtful Design】 Optimized key layout based on thousands of user habits Large "+' and "=" buttons for error-free input Innovative double-zero key for financial calculations Smart percentage key for quick tax calculations Gesture support - swipe to delete 【Smart Features】 Voice feedback in English, Japanese, and Chinese Decimal precision control with rounding options Complete calculation history Quick error correction with enlarged backspace Instant results as you type 【Professional Touch】 Perfect for shopping and financial calculations Optimized for latest iPhone models Clean, distraction-free interface Professional customer support This isn't just another calculator. It's crafted by a developer who believes calculation should be simple, fast, and enjoyable. No ads. No subscriptions. No distractions. Just pure, efficient calculation at your fingertips. ## Key features - Ad-free and no in-app purchases - Optimized key layout - Voice feedback - Gesture support for deletion - Decimal precision control - Full calculation history ## Recent user reviews (7 of 7) All indexed reviews: https://appshunter.io/ios/app/purecalc-essential-calculator/id1479322916/reviews.md ### 4/5 — 简算 *2025-01-10* 在面板上添加一个括号就完美，平时计算好多东西都用得上括号。 **Developer response:** 正在计划，是不是主要是乘法和加法求总和，可以联系我lvshui@gmail.com，谢谢反馈 ### 5/5 — I love this little app! *2025-01-09* Tiny footprint, lovely color scheme that dares to go beyond the ol’ orange-n-black standard, and does what it’s meant to do quickly and fuss-free. Saving calc history is a nice bonus! **Developer response:** Thx for feedback! ### 5/5 — Love it ❤️ *2022-06-30* Dear developer(s), thank you for this simple but sharp tool that you kindly offer! I use it daily and love it so much because it records the history of my calculations. I sincerely appreciate your kindness. **Developer response:** Thank you for your kind feedback and encourage! ### 5/5 — Almost gives a tactile feel *2021-04-17* I love this calculator. First saw it on my wife’s phone and asked her what is that. Then after doing a feel calculations I was hooked. Everything from the layout and allowing u to delete backspace and showing the last calculations gives it an almost tactile feel reminiscent of ti-89 **Developer response:** Thank you for kind feedback! ### 5/5 — Great Calc App - And It’s Free?? No way! *2020-05-06* Great Calc on the market, with the Backspace. This is a Killer App fo many i can assume! **Developer response:** Thank you for your great comment!! ### 5/5 — 很用心的一款app *2019-10-30* 双0非常特色 **Developer response:** 你懂我！ ### 5/5 — Great Calculator! *2019-10-30* Great calculator, much better than built-in one!! ## Frequently asked questions about PureCalc ### What makes PureCalc different from other calculators? PureCalc focuses on pure simplicity and efficiency, offering no ads, in-app purchases, or required permissions. It features a thoughtfully designed interface with an optimized key layout and smart functions for a seamless calculation experience. ### Does PureCalc have ads? No, PureCalc is completely ad-free. The developer explicitly states 'No ads, no in-app purchases, no pop-ups' to ensure a distraction-free user experience. ### What devices does PureCalc support? PureCalc is optimized for the latest iPhone models. It is currently listed as supporting iPhones. ### How often is PureCalc updated? The latest version, 2.6, was released on January 10, 2025. This indicates a relatively active update schedule, with updates likely occurring periodically to maintain performance and compatibility. ### What is the age rating for PureCalc? PureCalc has an age rating of 4+. This means it is suitable for users of all ages, with no content restrictions. ### Can I control decimal precision in PureCalc? Yes, PureCalc offers decimal precision control with rounding options. This allows users to customize the accuracy of their calculations to suit their needs. ### Does PureCalc offer voice feedback? Yes, PureCalc provides voice feedback in English, Japanese, and Chinese. This feature can be helpful for users who prefer auditory confirmation of their inputs and results. ### How does PureCalc handle errors? PureCalc includes quick error correction with an enlarged backspace button for easy deletion. Additionally, gesture support allows users to swipe to delete, further streamlining the correction process. ## Version history (last 5 releases) ### 2.6 — 2025-01-10 What's New: - Added Multi-language Support: Automatically matches your system language - New Brand Identity: Unified as PureCalc globally for a consistent premium experience - Performance Improvements: Enhanced calculation speed and responsiveness ### 2.5 — 2025-01-04 Fixed some bugs Optimized setting ### 2.4 — 2023-02-14 IOS16 supported ### 2.3 — 2020-09-20 Now support iOS14. ### 2.2 — 2019-12-30 Added just press . button, screen will add prefix 0., like now you only need typo .1, screen will show 0.1 Added press voice button 3 times, support mute all sounds. ## Apps similar to PureCalc | App | Rating | Price | Category | | --- | --- | --- | --- | | [Global Currency](https://appshunter.io/ios/app/global-currency/id6444759346) | 5.0 (2) | Free | Utilities | | [Private Album - PRAM](https://appshunter.io/ios/app/private-album-pram/id1630541373) | 5.0 (1) | $0.99 | Utilities | | [Geekits - Utility Toolbox](https://appshunter.io/ios/app/geekits-utility-toolbox/id6480398974) | 4.0 (1) | $0.99 | Utilities | | [Keyboard Clipboard](https://appshunter.io/ios/app/keyboard-clipboard/id6739884969) | 4.4 (5) | $0.99 | Utilities | | [Countdown Widget: Countful](https://appshunter.io/ios/app/countdown-widget-countful/id6504784186) | 4.9 (13) | Free | Utilities | | [Parking Camera](https://appshunter.io/ios/app/parking-camera/id6740067883) | — | Free | Utilities | --- *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 2026-06-10.*