# Calculator ⁺⁻ — Basic & scientific calculator > Basic and scientific calculator with customizable appearance and calculation history. (iPhone/iPad app by Matrix Software Co..) - Source: https://appshunter.io/ios/app/calculator/id6443813573 (this page in markdown: same URL + `.md`) - Developer: [Matrix Software Co.](https://appshunter.io/developer/1457004046) - Category: Utilities, Finance - Price: Free - Rating: 4.70/5 from 40 App Store ratings · 2 written reviews indexed - Age rating: 4+ - Requires: iOS 15.0 · 4 MB - Languages: American English - Released: 2022-10-17 - Data updated: 2026-08-14 - Monetization: ad-supported - User reviews in markdown: https://appshunter.io/ios/app/calculator/id6443813573/reviews.md ## What is Calculator ⁺⁻? Calculator for iPad and iPhone is an easy to use that includes both a standard and scientific calculator. Calculator app allows you to: • Customize the look of the application by changing the color • Choose between a basic calculator or scientific calculator with more than 30 scientific operations • View history of your calculations on the History Tab • View an equation of your current calculations • Calculate with accuracy to more than 75 significant digits • Use parenthesis and nested parenthesis in your calculations • Change button touch sound with vibration • Displays real time calculation ## Key features - Basic and scientific calculator modes - Over 30 scientific operations - Calculation history view - Real-time calculation display - Customizable color themes - Adjustable button touch sound/vibration - High accuracy calculations (75+ significant digits) ## Recent user reviews (2 of 2) All indexed reviews: https://appshunter.io/ios/app/calculator/id6443813573/reviews.md ### 3/5 — Great app but it’s only in portrait mode *2023-06-19* It would be nice if it follows the orientation of the ipad and there should be a way to get rid o the adds. But it’s a nice and helpful app. I’d give it a 5 stars if we can get the ads off and the orientation to follow the ipad’s orientation. **Developer response:** Thank you for your valuable feedback! We're glad to hear that you find the app helpful. We understand the importance of having the app follow the iPad's orientation and the ability to remove ads. We’ll definitely consider these improvements for future updates. Your input is greatly appreciated, and we’re always working to make the app better! ### 4/5 — Good App, Not seen ads so far *2023-01-20* is a Bug- Select a different date -> add event in that date->Create a Event Name - > “When” date should as selected date, not the current date. ## Frequently asked questions about Calculator ⁺⁻ ### What devices does Calculator ⁺⁻ support? Calculator ⁺⁻ is available for iPhone, iPad, and iPod devices. It is designed to function seamlessly across these Apple platforms. ### How accurate are the calculations in Calculator ⁺⁻? Calculator ⁺⁻ can calculate with accuracy to more than 75 significant digits. This ensures precise results for complex mathematical operations. ### Can I customize the look of Calculator ⁺⁻? Yes, you can customize the look of the application by changing its color. This allows for a personalized user experience. ### Does Calculator ⁺⁻ have ads? Yes, Calculator ⁺⁻ contains advertisements. As a free utility app, it is supported by ads. ### What scientific operations are available in Calculator ⁺⁻? Calculator ⁺⁻ offers a scientific calculator mode with more than 30 scientific operations. This includes advanced functions for complex calculations. ### How often is Calculator ⁺⁻ updated? The latest version of Calculator ⁺⁻ is 1.2, and it was last updated on March 21, 2025. This indicates a recent update for the application. ### What is the age rating for Calculator ⁺⁻? Calculator ⁺⁻ has an age rating of 4+. This means it is suitable for users aged four and older. ### Can I see my past calculations with Calculator ⁺⁻? Yes, you can view the history of your calculations on the History Tab within the application. This feature helps you review previous computations. ## Version history (last 3 releases) ### 1.2 — 2025-03-21 Fixed crash bugs ### 1.1 — 2025-02-18 Fixed crash bugs ### 1.0 — 2022-10-17 No release notes. ## Apps similar to Calculator ⁺⁻ | App | Rating | Price | Category | | --- | --- | --- | --- | | [Calculator +](https://appshunter.io/ios/app/calculator-plus/id351815470) | 4.6 (9,985) | Free | Utilities | | [Calculator #](https://appshunter.io/ios/app/calculator/id458535080) | 4.6 (35,876) | Free | Utilities | | [TechniCalc Calculator](https://appshunter.io/ios/app/technicalc-calculator/id1504965415) | 4.7 (79) | $7.99 | Utilities | | [Calculator for iPad₊](https://appshunter.io/ios/app/calculator-for-ipad/id1174240047) | 4.5 (126,014) | Free | Utilities | | [Calc Pro - The Top Calculator](https://appshunter.io/ios/app/calc-pro-the-top-calculator/id438580059) | 4.7 (358) | $7.99 | Utilities | | [The Best Calculator - Calc Pro](https://appshunter.io/ios/app/the-best-calculator-calc-pro/id451544502) | 4.6 (4,710) | Free | Utilities | ## More apps by Matrix Software Co. - [Pedometre Walking Step Counter](https://appshunter.io/ios/app/pedometre-walking-step-counter/id998377853) - [Grocery - Shopping List](https://appshunter.io/ios/app/grocery-shopping-list/id1014974796) - [Daily Horoscope Compatibility](https://appshunter.io/ios/app/daily-horoscope-compatibility/id1032459906) - [Calculator ٞ ٞ](https://appshunter.io/ios/app/calculator/id1078897142) - [Pedometer ٞ](https://appshunter.io/ios/app/pedometer/id1078960368) - [Currency Conversion ٞ](https://appshunter.io/ios/app/currency-conversion/id1094289981) All apps by Matrix Software Co.: https://appshunter.io/developer/1457004046 ## Related topics [matrix calculator plus](https://appshunter.io/ios/topics/matrix-calculator-plus) · [n matrix calculator](https://appshunter.io/ios/topics/n-matrix-calculator) · [bfm calculator](https://appshunter.io/ios/topics/bfm-calculator) · [math calculator app matrix](https://appshunter.io/ios/topics/math-calculator-app-matrix) --- *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 2026-08-14.*