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!

allinonecalculator.com

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