Calculator — independent software & tools

47 independent Calculator listings the big search engines bury.

• Tirailleur

  fdroid · Free

  A practical ballistic calculator for precision rifle shooting.

• DriveSoberly

  fdroid · Free · by Johan Py

  Alcohol blood rate computer for driving

• Compound Calculator

  fdroid · Free · by Sam Yu

  Simple offline compound interest calculator

• LoanPro

  fdroid · Free · by Michael Kaltner

  Fast mortgage, auto, credit, and personal loan calculations

• VAT Calculator

  fdroid · Free · by Binary Solutions

  Calculate VAT for any country in the world

• Digital Calculator

  fdroid · Free · by Aditya R

  A neumorphic themed digital calculator which has keyboard and dark mode support

• RPN

  fdroid · Free · by ATH0

  Reverse Polish Notation Calculator

• Is it Prime

  fdroid · Free · by Bodo Bauer

  Prime number check.

• Extended emulator of МК 61/54

  fdroid · Free · by Vadym Khokhlov

  Emulator of "Electronika МК 61/54" RPN programmable calculators.

• OpenCalc

  fdroid · Free · by Darkempire78

  Simple and beautiful calculator for Android

• Graph 89

  fdroid · Free · by Everet Anema

  A TI Graphing Calculator Emulator

• DozenCalc

  fdroid · Free

  A dozenal (duodecimal, or base twelve) calculator

• WriteOn: Simple Notepad

  fdroid · Free · by 3zpnix

  A clean function-based intuitive note-taking app with Material You design.

• ExprEval

  fdroid · Free

  Math expression calculator with variables and functions support

• Dib2Calc

  fdroid · Free

  The crazy calculator (RPN mode). Once you get used to it, you will love it :-)

• Qalculate!

  fdroid · Free · by Jost Herkenhoff

  Powerful and versatile multi-purpose calculator

• JRPN 16c

  fdroid · Free · by Bill Foote

  Programmer's calculator similar to an HP 16c.

• Fourth Tools

  fdroid · Free

  Useful tools app

• Calculator You: Math & Units

  fdroid · Free

  Calculator You is a beautiful calculator for solving simple tasks.

• microMathematics Plus

  fdroid · Free

  Computer algebra system

• Calculator

  fdroid · Free · by ARITRA BELEL and SHOURYA S GHOSH

  A Soft UI Calculator

• Distribution Calculator

  fdroid · Free · by Nuño Sempere

  Easily operate with uncertainty

• DebtCalc

  fdroid · Free · by Pranjal Verma

  Calculating the debt at your finger tips.

• Neumorphic Calculator

  fdroid · Free · by Mohammed Ragheb

  A sleek, customizable calculator with a soft, modern, neumorphic-inspired design

• Unitto — calculator and unit converter

  fdroid · Free · by Sad Ellie

  Calculate and convert anything

• Vanilla

  fdroid · Free · by sosauce

  A cute and elegant calculator app for Android

• Calculator Notification

  fdroid · Free · by Anton Tananaev

  Move your Calculator into the notification drawer

• Calculator M3

  fdroid · Free · by Gergely Vagujhelyi

  Clean, private calculator — no tracking, no ads, optional on-device AI.

• NerdCalci

  fdroid · Free · by Vishal Telangre

  Calculator for nerds with variables, syntax highlighting, and file sessions

• Voucher Calc

  fdroid · Free · by Tobias Mueller

  Calculates how many vouchers you need to use

• RPNcalc

  fdroid · Free · by Alexei Pesic

  A simple, modern calculator that uses RPN (Reverse Polish Notation).

• Expression Evaluator

  fdroid · Free

  A simple math expression evaluator.

• Inflation Calculator

  fdroid · Free · by corenting

  Inflation calculator for various countries

• PariDroid

  fdroid · Free

  PARI/GP is a computer algebra system designed for computations in number theory

• Schulrechner

  fdroid · Free · by Joris Yidong Scholl

  The calculator you know from school

• dahliaOS Calculator

  fdroid · Free · by dahliaOS

  Perform basic calculations

• AlexCalc

  fdroid · Free · by Alex Barry

  Scientific calculator with LaTeX equation display, buttons and plaintext input

• SoulCalc

  fdroid · Free · by Albert Zenkoff

  Notepad-style calculator with variables, line references, multi-line support

• CalcYou

  fdroid · Free · by You Apps

  Privacy Focused Calculator app built with MD3

• Mather

  fdroid · Free

  A powerful expression-based calculator, unit converter, and computation engine

• RPN

  fdroid · Free · by scoutant

  Very easy to use RPN Calculator

• Calculator++

  fdroid · Free · by Sergey Solovyev

  Scientific calculator with sleek interface and powerful capabilities

• ArityCalc

  fdroid · Free · by woheller69

  Scientific calculator for Android 5+

• Rental Calc

  fdroid · Free · by Branden Archer

  Evaluate rental property investment prospects

• Tip Calculator

  fdroid · Free

  Simple tip calculator that operates on pre-tax amount

• yetCalc

  fdroid · Free · by Yet-Zio

  Progressive calculator, converter and much more.

• CSharpCalculator

  github · Free · by Kenriver

  🔢 Build a simple console calculator in C# to perform basic arithmetic operations and handle division by zero efficiently.