Best apps like CMCalc

9+ similar apps compared and reviewed

4.6 avg rating

7 free apps

Updated September 2026

William David

📊 Productivity

Looking for something like CMCalc? We've analyzed 9+ similar apps to help you find the best alternative. Each app is compared by ratings, features, and real user reviews, so you can make the right choice.

Top Alternatives to CMCalc

#1

ThetaCalc by Felix Stehli

Editor's Choice

4.3(4 ratings)

Free

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This utility app provides a Reverse Polish Notation (RPN) calculator. Users can extend its functionality by programming custom functions and equations using JavaScript.

#2

bcRPN by Paul Wilkins

Strong Contender

4.8(4 ratings)

Free

bcRPN screenshot 1

This utility app functions as a Reverse Polish Notation calculator. It handles complex numbers and utilizes extended precision for all calculations, offering an unlimited stack depth and an undo feature for up to 10 operations.

#3

RLM-10CX by R.L.M. Software

Scientific Calculator

Worth Considering

5.0(1 ratings)

FreeIn-App Purchases

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This scientific calculator offers a comprehensive suite of tools for finance, business, statistics, and complex scientific calculations. It emulates a classic calculator while leveraging modern iOS device capabilities for ease of use and advanced functions.

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Real-Time Boat Performance

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This app faithfully recreates the TI-57 programmable calculator, offering its full scientific functions and programming capabilities. It includes a user manual, sample programs, and features like turbo speed and alphanumeric display.

TI-57 recreationScientific functionsProgramming capabilities

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Base Converter and more ...

Convert numbers between decimal, binary, hexadecimal, and octal systems. Look up ASCII characters by code or symbol, and perform bitwise operations like NOT, AND, and OR on numbers in various bases.

Number base conversion (Decimal, Binary, Hex, Octal)ASCII character lookupBitwise operations (NOT, AND, OR, XOR, NAND, NOR)

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SFX Calc Premium

SFX Calc Premium

SFX Calc Premium

Scientific Calculator

This scientific calculator offers advanced functions for academic, scientific, and engineering needs. It supports basic arithmetic, memory storage, statistical calculations, and various mathematical functions. The interface mimics a popular Casio model for ease of use.

Basic arithmetic operationsConstant and volatile memory storageFraction and percentage calculations

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Duodecimal calculator

This educational calculator promotes the use of Base Twelve (duodecimal) in math and science. It offers standard mathematical functions in both duodecimal and decimal modes, with automatic conversion between them. It utilizes Reverse Polish Notation (RPN) for calculations.

Duodecimal and Decimal modesAutomatic mode conversionRPN (Reverse Polish Notation) input

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