250+ iOS apps curated and reviewed
Looking for free free basic calculator apps? 20 of our 250+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.9★ (243K) | Yes | No | Aug 2026 |
| 2 |  | Free | 3.0★ (8.9K) | No | No | Aug 2026 |
| 3 |  | Free | 4.7★ (15K) | Yes | Yes | Aug 2026 |
| 4 |  | Free | 4.9★ (404K) | Yes | No | Aug 2026 |
| 5 |  | Free | 4.8★ (3.2K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.5★ (146K) | Yes | Yes | Aug 2026 |
| 7 |  | Free | 4.7★ (1.7M) | Yes | Yes | Aug 2026 |
| 8 |  | Free | 4.9★ (33K) | Yes | Yes | Aug 2026 |
Perform essential arithmetic operations with a straightforward calculator app. Its large buttons and clear display ensure ease of use, supporting both portrait and landscape orientations.
This app offers both basic and scientific calculators for quick solutions to mathematical expressions. It also features a "Math Notes" function that allows users to type or write out equations and see them solved inline, with support for variables and graphing.
A straightforward and intuitive calculator app designed for ease of use. It offers a history bar, customizable themes, and advanced mathematical functions, ensuring a pleasant and efficient calculation experience on your device.
This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.
A free, classic calculator app with large, easy-to-press buttons and customizable skins. It supports basic arithmetic, memory functions, and can handle very large numbers without using scientific notation. Multitasking is also supported on compatible devices.
This utility app offers a straightforward calculation experience with a vast selection of over 80 customizable themes. Personalize your calculator's appearance to suit your style while performing everyday math tasks.
This app offers a comprehensive suite of calculation tools, including basic, scientific, and unit conversion functions. It features an AI-powered math solver that can solve problems from photos and a dedicated math notes section for jotting down equations and diagrams. Accessibility options like dynamic text size and VoiceOver support are also included.
This app offers a straightforward calculation experience, focusing on essential functions without unnecessary complexity. It includes basic arithmetic, percentage calculations, and advanced functions like square root. Users can customize the appearance with multiple color schemes and utilize features like result copying and split-screen multitasking on iPad.
A straightforward calculator app designed for everyday use. It offers a clean interface with essential functions, displaying current calculations and providing a history of your operations. Ideal for users who prefer simplicity over advanced features.
A straightforward and reliable calculator application designed for iPad and iOS 9. It offers a standard calculation experience with a charming piano sound effect and is optimized for high-resolution screens.
This app offers a user-friendly calculator with large buttons and extensive customization options. It features a dual-line display to see input and results simultaneously, saves your calculation history, and provides full scientific functions. Personalize layouts, themes, and even button symbols to suit your needs.
This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.
This app offers a visually engaging calculator experience with realistic 3D button effects and customizable skins. It includes a history feature to review past calculations and a backspace key for easy corrections, all within an ad-free interface.
This app offers both basic and advanced scientific calculations with an intuitive interface designed for tablets and phones. It includes features like currency conversion, calculation history, and the ability to share results. An optional premium membership removes ads and provides enhanced support.
This app offers a straightforward calculator with a large display and oversized buttons for easy operation. It's designed for everyday tasks, enabling users to perform fundamental arithmetic like addition, subtraction, multiplication, and division with clarity and convenience.
This app offers a customizable calculator experience with a clean interface and advanced features like PEMDAS mode and calculation history. Personalize its appearance with numerous themes and button styles to suit your preferences.
A straightforward and user-friendly calculator designed for iPhone and iPad. It offers standard calculation logic, basic math operations, and a history display for convenience. Optimized for a simple and efficient user experience.
This app offers a free basic and scientific calculator with an intuitive interface. It supports fractions, percentages, and advanced editing. Optional upgrades provide specialized calculators for fractions with units, polynomial and linear equation solving, graphing, and geometric shapes.
This multi-function calculator offers basic to advanced scientific and algebraic computations. It includes features like handwriting recognition, equation solvers, and 2D graphing, making it suitable for students and professionals. In-app purchases unlock advanced capabilities.