All-In-One Calculator 3.0.5

allinonecalculator.com ❘ Freeware ❘
Android iOS
out of 159048 votes

The Original All-In-One Calculator for Android

Introducing a comprehensive, user-friendly, and feature-packed multi calculator and converter - and the best part? It's completely free.

What can it do?

Designed with simplicity in mind, this calculator is equipped to solve everyday problems. From basic to complex calculations, unit and currency conversions, percentages, proportions, areas, volumes, and more - it can handle it all, and it does so effectively.

This is the Perfect Calculator

Years of passionate development and continuous user feedback have resulted in what we believe to be the ultimate multi calculator available. With over 75 free calculators and unit converters neatly packaged alongside a simple or scientific calculator, this is the only calculator you'll ever need on your device.

Did we mention it's completely free?

Yes, you read that right - this powerful tool won't cost you a dime. We believe in making quality calculation tools accessible to everyone.

If you're a student, teacher, engineer, handyman, contractor, or anyone who frequently deals with math and conversions, we highly recommend giving this calculator a try. Here are just a few ways it can benefit you:

Solve simple or complex calculations effortlessly
Convert units or currencies within the same app
Streamline your homework or school assignments
Learn from step-by-step solutions for your calculations

Now let's dive into the features:

Main Calculator:

Choose between a simple or scientific layout
Edit inputs conveniently with a cursor
Copy and paste support for easy calculations
Access calculation history for reference
Memory buttons for storing and utilizing values
Graphing of functions
Decimal, hexadecimal, and binary number systems
Floating calculator for increased efficiency
Widget for quick access to calculations

75 Calculators and Converters:

A wide range of calculators including algebra, geometry, unit converters, finance, health, and more
Currency converter with 160 available currencies (also works offline)
Instant results displayed as you type
Step-by-step solutions and formulas provided
Smart search for quick navigation across calculators
Create shortcuts on your home screen for easy access to frequently used tools

Algebra:

Percentage calculator
Proportion calculator
Ratio calculator
Average calculator - arithmetic, geometric, and harmonic means
Equation solver - linear, quadratic, and equation systems
Combinations and permutations calculations
Decimal to fraction converter
Fraction simplifier
Prime number checker
Greatest common factor and lowest common multiple calculator
Random number generator

Geometry:

Shape calculators for square, rectangle, parallelogram, trapezoid, rhombus, triangle, pentagon, hexagon, circle, circle arc, and ellipse
Body calculators for cube, rectangular prism, square pyramid, truncated square pyramid, cylinder, cone, truncated cone, sphere, spherical cap, truncated spherical cap, and ellipsoid

Unit Converters:

Acceleration converter
Angle converter
Length converter
Energy converter
Force converter
Torque converter
Area converter
Volume converter
Volumetric flow converter
Weight converter
Temperature converter
Pressure converter
Power converter
Speed converter
Mileage converter
Time converter
Digital storage converter
Data transfer speed converter
Numeric base converter
Roman numerals converter
Shoe size converter
Ring size converter
Cooking converter for various measurements in the kitchen

Finance:

Currency converter with 160 available currencies (also works offline)
Unit price calculator
Sales tax calculator
Tip calculator for determining gratuity amounts
Loan calculator for managing borrowing scenarios/li>
Simple and compound interest calculators/li> Health:Daily calories burned calculation/li> <l&gi>Body fat percentage estimation/li> <lu>
Miscellaneous:Date calculator</li> <l&gi>Time calculator</li> <l&gi>Mileage calculator</li> <l&gi>Ohm's law calculator for voltage, current, resistance, and power calculations</li> Developed in Transylvania 🇷🇴

Overview

All-In-One Calculator is a Freeware software in the category Business developed by allinonecalculator.com.

The latest version of All-In-One Calculator is 3.0.5, released on 05/22/2025. It was initially added to our database on 10/29/2023.

All-In-One Calculator runs on the following operating systems: Android/iOS.

Users of All-In-One Calculator gave it a rating of 5 out of 5 stars.

Pros

Offers a wide range of tools and functions in one application, including math, physics, chemistry, and finance calculators
Intuitive user interface with easy navigation and access to different calculators
Supports both basic and advanced calculations, making it suitable for students, professionals, and anyone needing a calculator tool

Cons

May not have as many specialized features or in-depth functions as standalone calculators for specific subjects
The free version may have limitations compared to premium versions or other paid calculator apps
There may be occasional advertisements in the free version which can be distracting for some users

FAQ

What is the All-In-One Calculator?

The All-In-One Calculator is a versatile online tool that allows users to perform a variety of mathematical calculations, including basic arithmetic, algebra, geometry, trigonometry, and more.

Is the All-In-One Calculator free to use?

Yes, the All-In-One Calculator is completely free to use with no hidden charges.

Can I use the All-In-One Calculator on my mobile device?

Yes, the All-In-One Calculator is accessible on mobile devices and optimized for use on smartphones and tablets.

Does the All-In-One Calculator require an internet connection?

Yes, an internet connection is required to access the All-In-One Calculator as it is an online tool.

What types of calculations can I perform?

Users can perform a wide range of calculations including addition, subtraction, multiplication, division, percentages, square roots, and various mathematical functions.

Is there a limit to the number of calculations I can perform?

No, there is no limit to the number of calculations you can perform using the All-In-One Calculator.

Can I save my calculations for later use?

Currently, the All-In-One Calculator does not have a feature to save past calculations; you may want to keep a separate note if needed.

Do I need to create an account to use the All-In-One Calculator?

No account creation is necessary; you can start using the calculator immediately without signing up.

What browsers are compatible with the All-In-One Calculator?

The All-In-One Calculator is compatible with modern web browsers such as Chrome, Firefox, Safari, and Edge.

Who can benefit from using the All-In-One Calculator?

Anyone needing quick and reliable calculations—students, professionals, teachers, or anyone in need of math assistance—can benefit from using the All-In-One Calculator.

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