# Calculator‰ — Default Calculator > A well-designed basic calculator app for fast and easy calculations. (iPhone/iPad app by Tim O's Studios, LLC.) - Source: https://appshunter.io/ios/app/calculator/id486645049 (this page in markdown: same URL + `.md`) - Developer: [Tim O's Studios, LLC](https://appshunter.io/developer/412839685) - Category: Utilities, Productivity - Price: Free - Rating: 4.90/5 from 409,057 App Store ratings · 433 written reviews indexed - Age rating: 4+ - Requires: iOS 10.0 · 39 MB - Languages: American English, Arabic, Catalan, Croatian, Czech, Danish, Dutch, Finnish, French (France), German (Germany) and 21 more - Released: 2011-12-21 - Data updated: 2026-08-27 - Monetization: ad-supported - User reviews in markdown: https://appshunter.io/ios/app/calculator/id486645049/reviews.md ## What is Calculator‰? This calculator has a perfect design that maximizes the size of the buttons and display, with a great layout for fast and easy calculations. Retina Display. Download now and see how truly great this basic calculator is. ## Key features - Large buttons - Clear display - Fast calculations - Intuitive layout - Retina Display support ## What do users think of Calculator‰? Overall sentiment: positive **Pros** - 👍 Easy to use - 👍 Large, clear buttons - 👍 Accurate calculations - 👍 Simple, no-frills design - 👍 Reliable and stable - 👍 Helpful for visual impairments **Cons** - 🔍 Lack of advanced features - 💰 Ads can be intrusive - 🔒 Concerns about security/malware - 🐛 Occasional bugs and glitches **Commonly reported bugs** - Calculations sometimes incorrect - App crashing or freezing **Most requested features** - Percentage key in portrait mode - Option to remove ads (paid version) - More customization options - Memory function ## Recent user reviews (10 of 433) All indexed reviews: https://appshunter.io/ios/app/calculator/id486645049/reviews.md ### 5/5 — Short time user *2026-08-24, version 5.4* I like that it’s free. Easy to use and convenient on my phone! ### 5/5 — Cuda *2026-08-16, version 5.4* Very easy to use. ### 5/5 — Calculator% *2026-08-12, version 5.4* Was a great app but now I started getting ads while working in problems. ### 5/5 — Good *2026-07-10, version 5.4* Great does the job ### 5/5 — It’s huge! *2026-07-08, version 5.4* So far no problems like the other one where there was popups like every second. ### 1/5 — Constant Ad Interruption *2026-07-05, version 5.4* I used this app for years but now the interruptions with ads make it unusable. I’ve deleted and moved on. Not worth downloading. ### 1/5 — 6/6/26 *2026-06-30, version 5.4* Scam Adverts when using it a advert will pop up as f it’s a genuine alert but it’s a scam swipe up from bottom of the screen shut it down and close all apps down scam scam scam be aware ### 5/5 — Great Calculator *2026-06-24, version 5.4* I love your app, thankyou! Just wanted to mention that some of your ads go to a "url not found" page and also when I click "legal," it goes to a blank page. ### 5/5 — Stewie *2026-06-21, version 5.4* This calculator is a marvellous item to have to use no worries, no ads popping up. ### 1/5 — Long ads *2026-06-19, version 5.4* Almost impossible to use. This app has now incorporated long ads which begin shortly after opening. No way to close the ad without seeing it the full way through. ## Frequently asked questions about Calculator‰ ### What does this calculator app do? This app provides a basic calculator function with a focus on user-friendly design. It features large buttons and a clear display to facilitate fast and easy calculations for everyday needs. ### What are the key features of this calculator? The app boasts a perfect design that maximizes button and display size, along with a great layout for speed. It also supports Retina Display for enhanced visual clarity during calculations. ### Is this calculator app free to use? Yes, the app is free to download and use. It is supported by advertisements, which are displayed within the application. ### What devices is this calculator app compatible with? The description mentions Retina Display support, suggesting compatibility with Apple devices that feature this technology. It is designed for mobile use on smartphones and tablets. ### What are common use cases for this calculator app? This app is ideal for quick arithmetic operations, everyday calculations, and anyone who prefers a simple, no-fuss calculator interface. Its design makes it easy to use for students, professionals, or general users. ## Version history (last 5 releases) ### 5.4 — 2025-05-02 - Bug fixes ### 5.2 — 2025-03-06 - Bug fixes ### 5.1 — 2022-01-28 - Bug fixes ### 5.0 — 2022-01-25 - Bug fixes ### 4.24 — 2021-05-12 - Bug fixes ## Apps similar to Calculator‰ | App | Rating | Price | Category | | --- | --- | --- | --- | | [Basic Calculator: Classic Calc](https://appshunter.io/ios/app/basic-calculator-classic-calc/id430271248) | 4.8 (3,192) | Free | Utilities | | [Calculator₊](https://appshunter.io/ios/app/calculator/id398129933) | 4.7 (1,726,794) | Free | Utilities | | [Calculator +](https://appshunter.io/ios/app/calculator-plus/id351815470) | 4.6 (10,020) | Free | Utilities | | [Color Calculator-smart&cute](https://appshunter.io/ios/app/color-calculator-smart-and-cute/id1492634383) | 4.7 (15,610) | Free | Utilities | | [Calculator #](https://appshunter.io/ios/app/calculator/id458535080) | 4.6 (35,876) | Free | Utilities | | [Calculator·](https://appshunter.io/ios/app/calculator/id554836784) | 4.9 (34,361) | Free | Utilities | ## More apps by Tim O's Studios, LLC - [Rocket Quest Lite](https://appshunter.io/ios/app/rocket-quest-lite/id478635438) - [Flashlight - Night Light Clock](https://appshunter.io/ios/app/flashlight-night-light-clock/id493794012) - [Level-](https://appshunter.io/ios/app/level/id498652631) - [Stopwatch‰](https://appshunter.io/ios/app/stopwatch/id505889167) - [Stopwatch%](https://appshunter.io/ios/app/stopwatch/id505896404) All apps by Tim O's Studios, LLC: https://appshunter.io/developer/412839685 ## Related topics [day calculator work](https://appshunter.io/ios/topics/day-calculator-work) · [rabbit calculator](https://appshunter.io/ios/topics/rabbit-calculator) · [grade calculator teacher](https://appshunter.io/ios/topics/grade-calculator-teacher) · [pay calculator bill](https://appshunter.io/ios/topics/pay-calculator-bill) · [price calculator selling](https://appshunter.io/ios/topics/price-calculator-selling) · [math calculator app problem](https://appshunter.io/ios/topics/math-calculator-app-problem) · [dose calculator aquarium](https://appshunter.io/ios/topics/dose-calculator-aquarium) · [volume calculator math](https://appshunter.io/ios/topics/volume-calculator-math) · [basic calculator electronic](https://appshunter.io/ios/topics/basic-calculator-electronic) · [height calculator tree](https://appshunter.io/ios/topics/height-calculator-tree) · [adhd calculator](https://appshunter.io/ios/topics/adhd-calculator) · [calculator with 100 button](https://appshunter.io/ios/topics/calculator-with-100-button) · [lye calculator](https://appshunter.io/ios/topics/lye-calculator) · [wslt calculadora secreta](https://appshunter.io/ios/topics/wslt-calculadora-secreta) · [tadano calculator](https://appshunter.io/ios/topics/tadano-calculator) · [3 point calculator](https://appshunter.io/ios/topics/3-point-calculator) · [product calculator](https://appshunter.io/ios/topics/product-calculator) · [average calculator grade](https://appshunter.io/ios/topics/average-calculator-grade) · [apple watch calculator math](https://appshunter.io/ios/topics/apple-watch-calculator-math) · [calculator smart tools](https://appshunter.io/ios/topics/calculator-smart-tools) --- *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 2026-08-27.*