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

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.

Text Calculator
Piet Jonas
Enter formulas, view calculation history.
The app provides a full text calculator where users enter formulas and tap equals. It maintains a history of calculations for review and reuse.

15C Scientific Calculator
Vicinno Soft LLC
Calculate with precise RPN math
Emulates HP 15C RPN functionality with precise mathematical calculations. Users can solve equations, perform numerical integration, handle complex numbers, and execute matrix operations. It supports root finding and hyperbolic functions.

EduCalc Classic
William Jockusch
Calculate and graph mathematical functions
Perform complex calculations with a scientific calculator featuring arithmetic, exponentiation, roots, logarithms, factorials, permutations, combinations, and modulus. Graph functions and equations. Export results and share calculations.

MyScript Calculator
MyScript
Write calculations, edit, reuse results
Write calculations directly on the screen for real-time results. Edit equations with gestures or add elements anywhere. Drag and drop previous results for reuse. Supports interactive ink for natural handwriting input.




Quick Graph
KZ Labs SAS
, solve, and visualize equations
Enter and edit equations in mathematical notation. Visualize 2D and 3D graphs of explicit, implicit, and inequality equations. Adjust settings for display and analysis. Save and share calculations.

CALC Smart Calculator ±
QApps LLC
Calculate, convert, and solve equations
Perform complex calculations with scientific formulas and unit conversions. Access calculation history via Spotlight and 3D Touch. Use widgets for quick access and history integration. Sync with Apple Watch for notifications and basic calculations.

RPN Calculus
Thomas Braun
Scientific RPN calculator for iPad.
The app performs calculations with up to 15 digits of precision and supports a number range from -1E127 to 1E127. It includes a database of over 120 scientific constants that users can extend.


Calc Pro - The Top Calculator
Panoramic Software Inc.
Calculate and manage your finances
Perform complex calculations using ten built-in calculators. Access ten financial worksheets for budgeting, loans, and investments. Input formulas, view results, and save calculations. Export data as PDF or text. Switch between light and dark modes.


GeoGebra Graphing Calculator
GeoGebra GmbH
Graph functions, find points, share results
Graph functions and equations, plot polar and parametric curves, and find special points like roots and maxima. Perform regression with -fit lines. Search for learning activities. Save and share results with others.

FP Scientific&Basic Calculator
Ofly Tech Co., Ltd.
Calculate, convert, and solve equations
FP performs basic arithmetic, currency conversions, and unit conversions. Users can switch between dark and light modes. Split-screen mode is available on iPad.

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