219+ iOS apps curated and reviewed
If you already know ROE Calculator, this is the deeper bench. 219+ roe calculator apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of June 2026.
This application is a comprehensive tool for LED technicians, offering a suite of calculators for essential technical calculations, including ballast, pixel, and power requirements. It helps users perform critical calculations for LED screens, making it an ultimate resource for both on-site and pre-production stages.
A simple and intuitive calculator app with essential functions like addition, subtraction, multiplication, and more. Customize with multiple color schemes, copy results easily, and use additional functions on iPad. Experience the perfect balance of features and simplicity today!
A versatile and user-friendly calculator application for Apple devices, featuring themes, haptic feedback, tip calculation, unit conversion, and more. Simplify your calculations with Calculator 3.0 - available now for free on Apple Watch, iPhone, iPad, and iMessage!
A versatile calculator app with Basic, Scientific, and Programmer modes for iPhone, iPad, and iPod Touch. Easily view history and share results via email or copy. Get precise calculations on-the-go!
The app is a comprehensive graphing calculator that features algebraic entry, math functions, graph plotting, statistics, matrix operations, unit conversion, BASIC programming, chemistry tools, geometry calculations, finance functions, and a built-in user guide for easy reference. It offers a colorful, fast, and fluid experience on iPhone and iPad with advanced features like touch input, high-resolution graph outputs, and fast computation speeds. Explore its diverse functionality to enhance your mathematical tasks.
A calculator app with a built-in history feature that keeps track of your calculations without any ads. Calculate effortlessly and access your past computations instantly.
A color calculator app that helps users find complementary color schemes for design projects. Simply input a base color and let the app generate harmonious color combinations for your projects. Try it now to elevate your design choices!
Access a user-friendly calculator app with a built-in archive of your calculations for easy reference. Enjoy an ad-free experience with customizable features for seamless calculations. Try it now for straightforward and efficient math operations.
Experience a high precision calculator app that offers a user-friendly interface, supports multiple functionalities like undo, switching workspaces, Bluetooth keyboard compatibility, and more. Print and share your calculations with ease and precision for free!
Calculator - Free Calculator is a versatile and user-friendly app designed for iPad. Perform a wide range of calculations effortlessly with its optimized features. Download now to streamline your calculations on the go!
Explore a powerful scientific calculator with functions beyond basic arithmetic - trigonometry, statistics, and combinatorics. Create and evaluate custom functions, work offline, view multiple expressions at once, and enjoy a seamless user experience - all for free.
An advanced scientific graphing calculator app that is user-friendly and suitable for basic to advanced mathematics, offering a powerful math core and extensive support features. Ideal for engineers, math students, and more, with built-in documents for various calculations. Explore the world of advanced mathematics with ease and efficiency.
Experience easy and efficient calculations with this voice-operated calculator app featuring an ergonomic layout, large keys, backspace function, and usage history. Simplify your math tasks with just one step!
Experience the ultimate iOS calculator with big buttons, dual-line display, 18 color themes, and multi-line input for complex equations. Includes convenient gestures like swipe to backspace and clear. Perfect for all your calculating needs!
A professional-grade calculator app designed for quick and accurate mathematical calculations on-the-go. Upgrade to the full version for advanced features and functionalities.
A fully customizable calculator app with basic and scientific functions, memory features, and a history tape. Design your own color theme, access scientific functions, and enjoy convenient gestures for a seamless calculation experience. Download now for efficient and personalized calculations on-the-go!
This app is a basic calculator with tax and business functions, designed for professionals and small business owners. It features 12 digits, tax calculation, percentage calculation, memory operations, grand total, square root, sign change, and more. Check it out for simple and efficient calculations on your iPhone/iPad.
PCalc Lite is the ideal calculator app for scientists, engineers, students, and programmers offering RPN mode, multi-line display, unit conversions, constants, and more. Try it for free on your iPad and upgrade for additional features or themes. Also available on Apple Watch for on-the-go calculations.
A comprehensive obstetrics calculator app offering flexible input options, speed, thorough results, accuracy, and data persistence. Upgrade to Perfect OB Tracker for enhanced pregnancy tracking features and HIPAA compliance.
A powerful and versatile financial calculator app with over 105 functions for various financial analysis needs, from loan payments to investment values. Perfect for beginners and professionals alike, offering easy-to-use features, intuitive display, and precise mathematics. Answer common financial questions effortlessly with 12 easy modes and visualize cash flows and statistical data with graphs for quick analysis and decision-making.