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All-In-One Calculator

all.in.one.calculator
Productivity Free Contains ads In-app purchases Everyone Open on Google Play
10,000,000+
installs · ≈2M
★ 4.56
170 239 ratings
2016-12-17
first release
2026-08-11
last update

Description

The original All-In-One Calculator with Unit & Currency Converter

All-In-One Calculator combines a clean scientific calculator with 50+ calculators and unit converters for everyday use. Get more from your calculator — for FREE! 🏆 Trusted by over 10 MILLION users worldwide! Scientific calculator • Trigonometry, logarithms, exponents • Graphing calculator: plot functions • Complex number support (√-1 → i) • Fraction results (0.3333 → 1/3) • Memory buttons: MC, M+, M-, MR • Calculator history with notes Currency converter • 160+ currencies, live exchange rates • Convert multiple currencies at once • Works 100% offline Unit converter • Length, weight, volume, temperature • Area, speed, pressure, power, energy • Digital storage, cooking, shoe size • Regional, historic & scientific units • Combined units (ft + in, L + mL) Math calculators • Percentage calculator & discount • Average & proportion calculator • Equation solver: linear, quadratic, etc. • Area & volume of shapes and bodies • Step-by-step solutions Finance calculators • Tip calculator & sales tax calculator • Loan & interest calculator • Unit price comparison Date & health • Age calculator & date calculator • Time between two dates • BMI, body fat & calorie calculator Extra features • Cloud sync across your devices • Calculator widget for your home screen • Simple, classic & modern layouts • AMOLED dark theme to save battery 👋 A note from the developer Hi, I'm Andrei, the developer behind this app. My goal since 2016 has been to create the most comprehensive, clean and easy-to-use calculator on the market, continuously improving it based on your feedback. Try it out and let me know what you think!

What's new

• Fixed the slight input lag on some devices • Bug fixes and other improvements

Rating distribution

5★134K
4★19K
3★4.5K
2★3.8K
1★8.6K

Details

Version3.4.0
Minimum Android version7.0
Reviews7 149
In-app prices$1.99 - $14.99 per item
Developer websiteallinonecalculator.com
Available inworldwide (242)
Developer contactson the Business plan
Collected2026-11-05

Chart positions

In 24 charts across 24 countries, best position #62.

Afghanistan · free#62 PRODUCTIVITY
Turkmenistan · free#64 PRODUCTIVITY
Yemen · free#87 PRODUCTIVITY
Palestinian Territories · free#90 PRODUCTIVITY
Kyrgyzstan · free#103 PRODUCTIVITY
Morocco · free#113 PRODUCTIVITY
Belarus · free#131 PRODUCTIVITY
Tajikistan · free#138 PRODUCTIVITY

This data in the API

The full record in JSON costs 1 token.

curl -H "X-API-Key: YOUR_KEY" \
  "https://apkapi.com/api/v1/app?id=all.in.one.calculator"