207+ iOS apps curated and reviewed
Whether you're new to a2calc or looking for an upgrade, our curated collection of 207+ iOS apps has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | $6.99 | 4.8★ (9) | No | No | Jul 2026 |
| 2 |  | Free | 4.7★ (1.7M) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.8★ (3.3K) | Yes | No | Aug 2026 |
| 4 |  | Free | 4.6★ (9.6K) | Yes | Yes | Aug 2026 |
| 5 |  | Free | 4.8★ (52K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.8★ (39K) | No | Yes | Aug 2026 |
| 7 |  | Free | 4.4★ (51) | Yes | No | Aug 2026 |
| 8 |  | Free | 4.6★ (6.2K) | Yes | Yes | Aug 2026 |
This app assists locksmiths by automatically calculating pinning charts for A2 SFIC systems. It supports 6 or 7 pin systems and includes features like a randomize function, control finder, and project saving. Projects are encrypted and can be shared via AirPrint or email.
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.
Emulates the TI BAII Plus financial calculator, offering identical functionality with a clean and user-friendly interface. It's designed for finance professionals and students preparing for exams like CFA, FRM, and CPA.
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 app offers a modern graphing calculator experience on your iPhone. It features fast, interactive touch-screen graphing, scrollable windows, and intelligent error messages for a more intuitive user experience. Designed to be a usable alternative to physical graphing calculators.
This app is a powerful construction calculator designed for professionals working with dimensions. It offers a wide range of solutions for dimensional math, right angle calculations, area and volume, and special functions, helping to improve speed and accuracy in layouts, bids, and estimates.
Access a comprehensive suite of financial tools for personal and business use. Calculate loans, mortgages, investments, retirement savings, and more with ease. This app offers a wide range of specialized calculators for detailed financial analysis.
This app offers a smart calculator experience across iPad, iPhone, and Apple Watch. It features a history of calculations, the ability to edit equations, and a convenient dark mode. Easily share your results and enjoy enhanced productivity with its user-friendly interface.
This application serves as a versatile tool for both mathematical calculations and real-time currency exchange. It offers a straightforward interface for everyday financial tasks and international currency conversions.
This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.
This app offers a powerful graphing calculator experience with touch-based input for enhanced interaction. It supports natural textbook notation, advanced math functions, and various plotting capabilities. Users can also utilize its programming features and built-in tools like unit conversion and a periodic table.
This app is a powerful calculator designed for construction and woodworking professionals, as well as students. It simplifies calculations involving feet, inches, and fractions, offering conversions between various measurement units and displaying equations and results simultaneously. Advanced features are available through optional in-app purchases.
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.
This app offers a versatile calculator with three distinct modes: Basic, Scientific, and Programmer. It provides a history view, sharing capabilities, and supports various input and output formats. The app is designed for iPhone, iPad, and iPod Touch.
This app offers a comprehensive suite of 10 powerful calculators and 10 financial worksheets, designed to handle everything from basic arithmetic to complex scientific and financial calculations. It includes features like unit conversion, currency exchange, graphing, and statistical analysis, making it a versatile tool for students and professionals.
A powerful calculator designed for professionals and students, offering advanced features like RPN mode, multi-line display, and extensive unit conversions. It supports various number systems and includes an Apple Watch app for on-the-go calculations.
This app offers a versatile calculator experience with basic, scientific, and advanced modes. It features real-time results, unit conversions, custom functions, and a shareable history. Optimized for various Apple devices, it's designed for ease of use by students, professionals, and scientists.
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 app offers a free, powerful alternative to hardware graphing calculators. It supports basic to complex math, including graphing, statistics, and matrix operations, with a built-in user manual for assistance.
Solve math problems instantly with a powerful AI-driven calculator. Features include basic and scientific calculations, a photo math solver, and an AI homework helper for step-by-step explanations. Ideal for students and professionals needing quick, accurate math solutions.