# CalcKey — A calculator inside iMessage. > iMessage calculator app for iPhone and iPad with animated interface. (iPhone/iPad app by Thomas Coomer.) - Source: https://appshunter.io/ios/app/calckey/id1134691026 (this page in markdown: same URL + `.md`) - Developer: [Thomas Coomer](https://appshunter.io/developer/1006451481) - Category: Utilities, Productivity - Price: $0.49 with in-app purchases - Rating: 2.00/5 from 3 App Store ratings · 6 written reviews indexed - Age rating: 4+ - Requires: iOS 10.0 · 20 MB - Languages: American English - Released: 2016-09-17 - Data updated: 2026-06-10 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/calckey/id1134691026/reviews.md ## What is CalcKey? CalcKey is a calculator iMessage app for iPhone and iPad. Perform calculations right within iMessage, without having to leave the Messages app. With fun bouncing animations, bright colors, speed and simplicity, calculating sums has never been so fun! ## Key features - In-app calculations - iMessage integration - Fun animations - Bright colors - Speed and simplicity ## Pricing and in-app purchases Base price: $0.49. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | CalcKey Pro | $0.99 | one-time | ## Recent user reviews (6 of 6) All indexed reviews: https://appshunter.io/ios/app/calckey/id1134691026/reviews.md ### 1/5 — Beware! *2021-01-11* This app cannot be uninstalled **Developer response:** Please visit our support page to view the tutorial on how to uninstall the app and discover how to use the app. ### 1/5 — how to uninstall？？？ *2018-06-02* It can’t be installed **Developer response:** Please visit our support page to view the tutorial on how to uninstall the app and discover how to use the app. ### 4/5 — The software works as advertised! Very responsive developers! *2017-12-13* It does what it says it will do. The developer is TOP NOTCH! He got back to me with a comprehensive and informative answer to my question within an hour after I submitted it! You have to like and support responsive developers like Tom Coomer! **Developer response:** That's great. Thank you for your review! ### 1/5 — This app doesn't work, can't uninstall. *2017-07-18* It looks suspicious to me. ### 1/5 — CalcKey *2016-09-28* I agree with Daveystew20...the iMessage app doesn't work. No sign of it in iMessage. Plz fix **Developer response:** Please visit our support page to view the tutorial on how to use the app. ### 1/5 — Not working *2016-09-26* Shows up in my list of apps as 'Installed' rather than 'Open'. See no sign of it in iMessage. **Developer response:** Please visit our support page to view the tutorial on how to use the app. ## Frequently asked questions about CalcKey ### What is CalcKey? CalcKey is a calculator application designed specifically for iMessage on iPhone and iPad. It allows users to perform calculations directly within their message conversations without needing to exit the Messages app. ### How much does CalcKey cost? CalcKey is a paid application, available for a one-time purchase of $0.49. This price grants you access to all its features. ### What devices does CalcKey support? CalcKey is compatible with iPhone, iPad, and iPod touch devices. It is designed to work seamlessly within the iMessage platform on these devices. ### What is the age rating for CalcKey? CalcKey has an age rating of 4+, making it suitable for a wide range of users. The app's interface and functionality are designed to be accessible and straightforward. ### When was CalcKey last updated? The latest version of CalcKey, version 1.5, was last updated on January 9, 2021. This indicates the app has been available for some time and has received updates. ### Does CalcKey have ads? No, CalcKey does not contain advertisements. As a paid application, it offers an ad-free experience to its users. ### What makes CalcKey fun to use? CalcKey features fun bouncing animations and bright colors, aiming to make the process of calculating sums more enjoyable. Its design prioritizes speed and simplicity for a pleasant user experience. ### How does CalcKey compare to other calculators? CalcKey's primary differentiator is its deep integration with iMessage, allowing for calculations within conversations. While other calculator apps exist, CalcKey focuses on this specific messaging utility. ## Version history (last 5 releases) ### 1.5 — 2021-01-09 • Dark mode support. • Improved UI. • Minor background updates. ### 1.4.1 — 2018-04-12 • Minor UI improvements. • New App Icon. ### 1.4 — 2017-12-28 • UI Improvements. • Improved UI for iPhone X. ### 1.3 — 2017-04-03 • New St Tropez Collection themes. ### 1.2 — 2017-02-21 • Support your team with the new range of football themed colors. ## Apps similar to CalcKey | App | Rating | Price | Category | | --- | --- | --- | --- | | [Multi Search Engine](https://appshunter.io/ios/app/multi-search-engine/id1672855306) | 5.0 (1) | $0.99 | Utilities | | [Multi-Tracer](https://appshunter.io/ios/app/multi-tracer/id1453652612) | — | Free | Utilities | | [xFastQrcode](https://appshunter.io/ios/app/xfastqrcode/id1671590052) | 5.0 (1) | $0.99 | Utilities | | [Never Admit Fault](https://appshunter.io/ios/app/never-admit-fault/id6480499529) | 5.0 (5) | $1.99 | Utilities | | [TOOL plus (Pro) ¶](https://appshunter.io/ios/app/tool-plus-pro/id972381990) | — | $14.99 | Utilities | | [Summator](https://appshunter.io/ios/app/summator/id1193480396) | — | Free | Utilities | ## More apps by Thomas Coomer - [Reaction Timer Game](https://appshunter.io/ios/app/reaction-timer-game/id572319874) - [Tap 10](https://appshunter.io/ios/app/tap-10/id855040079) - [Typr](https://appshunter.io/ios/app/typr/id864343104) - [Pickout](https://appshunter.io/ios/app/pickout/id909804280) - [Stock Control](https://appshunter.io/ios/app/stock-control/id1067359255) All apps by Thomas Coomer: https://appshunter.io/developer/1006451481 --- *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.*