Apps Like NerdCalc for iPhone and iPad
Calculate in binary, hex, and decimal simultaneously
Convert numbers between binary, hexadecimal, and decimal bases. Display all three bases simultaneously. Switch input modes and see results in all bases. Perform arithmetic, logic, and bitwise operations. Support unsigned and 2’s complement numbers.
NerdCalc screenshots
Ranked alternatives
Showing 401–420 of 1,000 ranked alternatives.



My Binary Age
Janne Kaki
See age in binary lights.
The app displays a user's exact age in binary. It also offers an alternative display of conventional numbers.

Body Mass Index Calculator BMI
Armchair Engineering
Calculate BMI and healthy weight range
Calculate BMI using height and weight. Determine healthy weight range based on height. Choose height units from mm, cm, m, km, inches, feet. Select weight units from kg, lb. Set decimal places for precision.

EZ Calculators
Bishinew Incorporated
Full feature calculators completely free.
The app provides a calculator with basic functions in portrait mode and expanded features in landscape mode. It includes several specialized calculators for fractions, units, discounts, and tips.



NilnocCalc
John Conlin
Calculator with multiple display options.
The app offers a 64-bit calculator with 10 registers for saving values and multiple display options including Hex, Oct, and Bin. It includes trigonometric functions, unit conversions, and combinations/permutations calculations.


Calculate 84 AI
Fredinax Tech LLC
Solve equations and graph functions
Solve mathematical equations with AI-powered step-by-step guidance. Graph functions and analyze results. Perform complex calculations and receive real-time explanations. Export solutions and share results. Sync with devices for continued use.

Subnet Mask Calc
John Rouda
Calculate masks instantly
Calculate masks and network IP addresses without internet. Input IP and details to determine and range. Convert between decimal and CIDR notation. Export results as text or copy directly.

1 Minute Mental Arithmetic
Hirokazu Uno
Calculate daily to train your brain
Helps users practice daily with 1- exercises. Tracks progress over time. Teaches basic calculations for children. Includes interactive drills and instant feedback.


Currency Converter: Calculator
Key Advanced Limited
Convert currencies and track live rates
Convert currencies between USD, EUR, GBP, CNY, JPY, CHF, AUD, and CAD. Track live charts. Use a to perform basic math operations.

Caculator for Apple Watch
Triveni Group LLP
Calculate and edit numbers quickly
Perform calculations with basic arithmetic functions. Input numbers and operators. Switch between portrait and landscape modes. Use memory functions to store and recall values.


AeroTime Pro
Henrique Chelotti Duarte
Calculate flight time and block time
Block Time Calculator instantly computes block time in hours, minutes, and decimal format. Automatic Night Time Calculation determines night flight duration using accurate sunrise and sunset data.

Voice Calculator HD+
良峰 侯
Customize themes, add notes, track history
Customize themes with 65536 color options and adjust history display height. Add notes to history entries and share them via email. Perform basic math operations, use backspace, and view/edit calculation history. Supports Dark Mode.

Calculator Flower+
Yasukazu Umekita
Calculate with custom color themes
A with large buttons for easy use. Offers seven color themes including Flower, Heart, and Hydrangea. Displays intermediate results during calculations. Allows users to reset calculations quickly.

Vernier Go Wireless
Vernier Software & Technology
Collect and analyze scientific data easily.
The app allows students to collect and analyze scientific data using wireless sensors. Students can view live readings, capture data in real time, and examine results for hands-on scientific exploration.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.