Apps Like DB40X for iPhone and iPad
DB40X screenshots
Ranked alternatives
Showing 141–160 of 1,000 ranked alternatives.


Pi Digits Memory Game
Peter Li
Memorize with color and music
Memorize of pi using color and musical notes for enhanced recall. View numbers in chunks with customizable pages and lines. Compete on leaderboards and earn achievements. Practice daily for improved retention.

Math Problem Solver ∞
An Truong
Solve problems instantly
Solve problems by scanning equations or handwritten input. Receive step-by-step solutions and detailed explanations. View graphs and additional information. Complete homework and track progress.



Calc-50
David Smith
Calculate with high-precision math functions
Perform complex calculations with high-precision math functions including trigonometric, hyperbolic, and special functions. Calculate derivatives, integrals, and roots. Program custom functions and store equations.

Art of Stat: Distributions
Bernhard Klingenberg
Explore with interactive visuals
Explore probability with interactive sliders and buttons. Calculate probabilities and percentiles for upper tail, lower tail, or two-tailed tests. Visualize results alongside numerical solutions. Compare continuous and discrete side-by-side.

Shift Unit
Didier Burton
Convert units with precision and accuracy
Convert units across 34 categories with 1400+ conversion options. Switch between light and dark mode. Use as a home widget with localized number formatting.




Replete REPL
FikesFarm, LLC
Evaluate ClojureScript forms anywhere
Evaluate ClojureScript code directly on your device. Input and execute forms instantly without internet. View results in real time. Learn and test ClojureScript features locally.

Scientific Calculator Elite
Cyberprodigy LLC
Calculate with fractions and units
™ allows users to perform fraction calculations and convert between decimals and fractions. It supports degree, minute, and second conversions. Users can handle unit conversions and calculations with dimensional units.

Calculator - Simple & Stylish
woodsmall inc.
Calculate percentages and constants
Perform percentage calculations for tax and discounts. Execute constant calculations with Casio-style formatting. Handle exponentiation and advanced mathematical functions. Store and recall previous results. Switch between basic and scientific modes.



CompSci Calculator
Corey Smith
Calculate in decimal, hexadecimal, and binary
Calculate in decimal, hexadecimal, and binary bases. Switch between bases during equations and view real-time conversions. Display values in all three bases simultaneously. Perform arithmetic operations across different number systems.

Calculator & AI Math Solver
AppManage LLC
Calculate, edit, and track equations
Perform basic and complex calculations with a minimalist interface. Large buttons and a display show current input and calculation history. Supports portrait and landscape orientation. Includes AI-powered problem-solving for advanced operations.

SquareRootCalculator
Jirou Fukuda
Calculate square roots and fractions
Calculate square roots and perform fraction operations. Execute basic arithmetic with unlimited precision. Simplify rational expressions easily. Input and compute complex equations without digit overflow.

How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.