

218+ iOS apps curated and reviewed
Every iPhone needs a few good anion gap calculator apps. We benchmark 218+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.













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 versatile calculator app for iPhone and iPad offering over 40 calculators and unit converters for finance, health, and more. Simplify your calculations with just one app today!


Experience the award-winning calculator app for iPad and iPhone, offering a free basic and scientific calculator with an elegant design, simple usability, and beautiful interface. Calculate with ease and precision today!


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!


A scientific calculator app designed for engineers and students, offering features like formula display, quick editing, memory functions, and various calculation modes. Improve accuracy and efficiency with easy formula navigation and editing tools. Explore advanced functions for different number systems and mathematical operations.


A handy math assistant for solving basic and scientific calculations intuitively and quickly. Become a math master with this free app!


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.


Easily master pool chemistry and balance water chemicals using a user-friendly pool calculator app. Enhance your pool maintenance experience with accurate dosing and educational resources. Experience hassle-free pool chemistry with Orenda!


Get fast and accurate results for your peptide mixing and injection needs with this dedicated calculator. Enter your desired dose, peptide amount, and reconstitution volume to instantly determine the precise injection volume and avoid costly errors.


A versatile calculator app compatible with iPad, iPhone, Mac, and Apple Watch. Features include a customizable interface with dark and light modes, editable expression field, syncable history across devices, and functions like percentages and powers. Get the ultimate calculator experience without any ads.


Experience the ultimate mobile calculator with 10 powerful calculators and financial worksheets, trusted by millions worldwide for its unrivaled accuracy and advanced features. From standard and scientific calculators to unit converters and graphing tools, this app has it all. Get it now for advanced calculations at your fingertips!


A simple calculator application with a big display and buttons, designed for easy daily use. Perform basic calculations like addition, subtraction, multiplication, and division with a clear display format and intuitive design.


A free calculator app with HD graphics and multitasking support. Features general math operations, memory functions, thousands separators, and multilingual UI. Try it for quick and easy calculations on the go!


A multipurpose calculator app that streamlines various calculations in one place, offering tools for arithmetic, unit conversion, date tracking, currency exchange, health assessments, and more. Simplify your daily tasks by downloading the app now!


An application for pool care and maintenance helps users easily manage and track their swimming pool's chlorine, pH, and other levels to determine the right chemicals to add for crystal clear water. Features include calculators, maintenance tracking, weather conditions, and a bleach price calculator. Premium subscribers gain access to additional features like unlimited test log history storage and maintenance reminders.


This comprehensive pool management tool helps you master your pool chemistry with precision calculators, track equipment, and schedule maintenance with custom notifications. Download it today to transform your pool maintenance routine and keep your pool crystal clear and swim-ready all season long.


This molar mass calculator app allows users to easily determine the molecular weight of any molecule by typing in the molecular formula, featuring a sleek and user-friendly interface. Download it now to start calculating molecular weights on your device.