Best apps like Calx: Stack calculator

9+ similar apps compared and reviewed

4.8 avg rating
5 free apps
Updated September 2026

Whether you want more options like Calx or a completely different take on the same concept, our curated list of 9+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Calx

0.0(0 ratings)
Free
CalcKit screenshot 1
CalcKit screenshot 2
CalcKit screenshot 3
CalcKit screenshot 4
CalcKit screenshot 5

Design and build your own custom calculators with personalized formulas and input labels. Organize them into groups for easy access. Ideal for students, scientists, and engineers needing more than standard calculator functions.

More apps like Calx

4
Calc Pro - Simple and Useful
Calc Pro - Simple and Useful
Calc Pro - Simple and Useful
This is a powerful calculator
Free

This powerful calculator handles complex equations and huge numbers with up to 15 digits of precision. It saves your calculation history, allowing you to reuse previous equations and answers. Access scientific functions like square root and logarithms easily with a swipe.

Complex calculationsHuge number handlingCalculation history
🔧 Utilities
(5)
ad-supported
5
Formula Calculator #
Formula Calculator #
Formula Calculator #
Complete calculations quickly
Free

Perform calculations with a vast library of built-in formulas or create your own. Save and sync custom formulas to the cloud for easy access across devices. Includes a comprehensive scientific calculator.

Extensive built-in calculation formulasCreate and save custom formulasCloud synchronization for custom formulas
🔧 Utilities
(2)
free with in-app purchases
6
Codex Calc
Codex Calc
Codex Calc
by Driftwood Studio Software LLC
$0.99

This app offers a powerful yet intuitive calculator experience with a variety of modes including scientific, unit conversion, and tip calculation. It features a customizable interface and a detailed history tape for all your calculations.

Full scientific calculator functionsUnit converterTip calculator
🔧 Utilities
(1)
paid
7
CalcFlex: Imperial Calculator
CalcFlex: Imperial Calculator
CalcFlex: Imperial Calculator
Customizable Feet & Inch Calc
$0.99

This app offers a precise and intuitive way to perform calculations using feet, inches, and fractions. It features a clean, customizable interface with basic and advanced functions, along with a history log and measurement conversion capabilities.

Feet, inch, and fraction calculationsBasic and advanced mathematical functionsOrganized calculation history
🔧 Utilities
(2)
paid
8
Calisto - List Calculator
Calisto - List Calculator
Calisto - List Calculator
Powerful spreadsheet made easy
Free

This app simplifies calculations with a two-column list format, eliminating the need for complex spreadsheet formulas. It offers predefined actions like Sum and Percent, allowing users to easily create invoices or track expenses. Lists can be exported to PDF or JSON.

Formula-less calculation with Action rowsReal-time spreadsheet calculationExport lists to PDF and JSON
🔧 Utilities
(3)
freemium
9
PyCalc
PyCalc
PyCalc
Calculate better with Python
Free

This app offers a revolutionary approach to mobile calculations, allowing users to view and edit entire equations at once. It leverages the power of Python 3.11.1 for advanced functions, symbolic math, and financial analysis, making complex computations accessible on the go.

Real-time editable calculation viewPython 3.11.1 interpreterProgrammable scientific calculator
🔧 Utilities
(15)
free