# Calculator: All In One — All you need in calculation !! > All-in-one utility app with 33+ calculators for science, health, dates, and conversions. (iPhone/iPad app by Juan Fullana.) - Source: https://appshunter.io/ios/app/calculator-all-in-one/id939574640 (this page in markdown: same URL + `.md`) - Developer: [Juan Fullana](https://appshunter.io/developer/692107580) - Category: Utilities, Productivity - Price: Free with in-app purchases - Rating: 5.00/5 from 1 App Store ratings - Age rating: 4+ - Requires: iOS 26.1 · 5 MB - Languages: American English - Released: 2014-11-20 - Data updated: 2026-06-25 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/calculator-all-in-one/id939574640/reviews.md ## What is Calculator? This is the App that you need: all calculations in one App !!!! In this App are gathered all the applications that you need to perform almost any calculation: 33 different functions: Numeric Calculators: - 4 Scientific (different functions, buttons sizes, colors, etc ..) - Chemicals - Functional - Conversion numerical systems (comprehensive) - Complex numbers - Random series generator - Prime Numbers Timers - Timer Up&Down - Pomodoro - Countdown - Milliseconds Timer - Sphere Clock - World Clock Health Related Calculators: - Optimal calories you need - Body Mass Index - Analysis of alchool in your body after taking a few drinks - Calories burned after running - Analysis of the composition of the salads that you take Calculators and Unit Conversion Physical: - Unit Converter. (comprehensive) - Temperature Converter - Calculation of the wind chill - 2 Periodic Tables - Resistor Calculator Calculators Dates: - Perpetual calendar (Julian and Gregorian) - Difference between dates - Zodiac sign and Chinese year - Your exact age - Your age in years doggy Other Calculators - Payment of loans and mortgages - Mathematical competition (Great for kids) - Compatibility test for couples - Current population of the earth - Fractal generator - Geographic Coordinates to UTM Converter Now you do not need a lot of applications to perform different calculations. Almost everything you need calculate is in this App!!!! No Wi-Fi connection needed. Built-in data. The app is completely free. Donation to improve and mantein the app will be welcome. Thanks. ## Key features - 33+ diverse calculator functions - Scientific, health, and date calculators - Unit and numerical system converters - Timers and clocks - Offline functionality - Mathematical competition game ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Donation + 1 Extra day. Thanks | $0.99 | one-time | | No time limit | $1.99 | one-time | ## Frequently asked questions about Calculator ### What types of calculators does Calculator: All In One offer? Calculator: All In One provides over 33 different functions, including scientific, chemical, functional, numerical system conversion, complex numbers, timers, health-related calculations like BMI and calories, physical unit conversions, date calculations, loan payments, and even a fractal generator. ### Does Calculator: All In One require an internet connection? No, Calculator: All In One does not require a Wi-Fi connection. It has built-in data, allowing you to perform all its calculations offline. ### Is Calculator: All In One free to use? Yes, Calculator: All In One is completely free to use. While donations are welcome to support its improvement and maintenance, there is no cost to download or use the app's features. ### What devices is Calculator: All In One compatible with? Calculator: All In One is supported on multiple Apple devices, including the Apple Watch, iPhone, and iPad, offering a consistent experience across your ecosystem. ### How often is Calculator: All In One updated? The app was last updated on November 15, 2025, indicating recent development and support. Its latest version is 12.0. ### What is the age rating for Calculator: All In One? Calculator: All In One has an age rating of 4+, making it suitable for a wide range of users, including children, due to its straightforward utility functions. ### Does Calculator: All In One have ads? No, Calculator: All In One does not contain advertisements. The developer has stated the app is completely free and does not include ads. ### What is the user feedback on Calculator: All In One? Calculator: All In One has received excellent user feedback, evidenced by its perfect rating of 5.0 stars from 1 rating. This suggests a highly positive user experience. ## Version history (last 5 releases) ### 12.0 — 2025-11-15 Performance improvements. General improvements suggested by users. ### 11.0 — 2025-07-21 Added a calculator for converting geographic coordinates to UTM and vice versa. Improved the love compatibility test calculator. Performance improvements. General improvements suggested by users. ### 10.0 — 2023-11-04 Performance improvement. General improvements suggested by users. Thanks a lot. Now available for MAC ### 9.0 — 2022-11-12 Performance improvement. General improvements suggested by users. Thanks a lot. Now available for MAC. ### 8.3 — 2022-03-26 Performance improvement. General improvements suggested by users. Thanks a lot. Now available for MAC ## Apps similar to Calculator | App | Rating | Price | Category | | --- | --- | --- | --- | | [Calc & Converter: All in One](https://appshunter.io/ios/app/calc-and-converter-all-in-one/id1522857443) | 4.0 (4) | Free | Utilities | | [Calculator PanecalST](https://appshunter.io/ios/app/calculator-panecalst/id702821889) | 4.8 (93) | Free | Utilities | | [Calculator-Math Toolbox](https://appshunter.io/ios/app/calculator-math-toolbox/id1561702545) | 4.7 (339) | Free | Utilities | | [Calculator Max](https://appshunter.io/ios/app/calculator-max/id364905554) | 4.3 (1,766) | Free | Utilities | | [Calculator%.](https://appshunter.io/ios/app/calculator/id980603448) | 4.4 (3,853) | Free | Utilities | | [Calculator⊕](https://appshunter.io/ios/app/calculator/id6475163505) | 4.9 (10) | Free | Utilities | ## More apps by Juan Fullana - [Memory Minds](https://appshunter.io/ios/app/memory-minds/id692107577) - [Music Minds. Learn Music !!](https://appshunter.io/ios/app/music-minds-learn-music/id717288923) - [Color Pegs Challenge](https://appshunter.io/ios/app/color-pegs-challenge/id776881637) - [Guess the Number Minds](https://appshunter.io/ios/app/guess-the-number-minds/id807584877) - [Bingo Lottery Minds](https://appshunter.io/ios/app/bingo-lottery-minds/id817619884) - [Prayer Minds](https://appshunter.io/ios/app/prayer-minds/id846793317) All apps by Juan Fullana: https://appshunter.io/developer/692107580 --- *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 2026-06-25.*