Basic Calculator Plus

Omar Belghit

Contains adsIn-app purchases

About this app

Calculator Plus is the all-in-one calculator app for everyday math — a clean basic
calculator, a full scientific calculator, and 11 built-in converters in one place.
No clutter, no sign-up, no internet needed.

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BASIC CALCULATOR
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• Add, subtract, multiply, divide with a large, easy-to-tap keypad
• Percent, sign change, brackets and decimal precision
• Movable cursor — fix a typo without retyping the whole expression
• Live result preview while you type
• Full calculation history you can scroll, reuse and clear

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SCIENTIFIC CALCULATOR
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• Trigonometry: sin, cos, tan and inverse functions
• Logarithms: log, ln, exponentials and powers
• Square root, nth root, factorial, π and e
• Degree and radian modes
• Expanded keypad that stays readable on any screen size

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UNIT CONVERTER
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Convert instantly across 8 categories:
• Length — km, m, cm, mile, yard, foot, inch
• Weight — kg, g, ton, pound, ounce
• Area — m², km², hectare, acre, square foot
• Volume — litre, ml, gallon, pint, cubic metre
• Temperature — Celsius, Fahrenheit, Kelvin
• Time — second, minute, hour, day, week, year
• Energy — joule, calorie, kWh, BTU
• Frequency — Hz, kHz, MHz, GHz

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CURRENCY CONVERTER
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• 33 world currencies including USD, EUR, GBP, JPY, INR, CNY, AUD, CAD, BRL
• Works completely offline — convert on a plane or with no signal
• Country flags so you find the right currency at a glance

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VAT / GST CALCULATOR
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• Add or remove tax from any amount in one tap
• Custom tax rate for your country
• See net price, tax amount and gross total together

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AGE CALCULATOR
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• Exact age in years, months and days from any date of birth
• Count the days between two dates
• Handy for birthdays, deadlines, contracts and anniversaries

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MAKE IT YOURS
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• 9 calculator themes — Dark, Light Blue, Deep Blue, Modern, Professional,
Pumpkin, Rose, Traditional and White
• 3 key shapes — round, squircle or square
• Key vibration you can switch on or off
• Multi-language support

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WHY CALCULATOR PLUS
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• Opens instantly — no loading screen between you and the answer
• Works fully offline, including the currency converter
• No account, no registration, no data collection
• Small download, light on battery and storage
• Designed for phones: one-handed layout, big buttons, high contrast

Whether you are splitting a bill, checking a discount, doing homework, converting
recipe measurements, working out VAT on an invoice or planning a trip abroad,
Calculator Plus keeps every tool one tap away.

Download Calculator Plus and replace three apps with one.

What’s new

Welcome to Calculator Plus
• Basic and scientific calculator with full history
• 11 converters: unit, currency, VAT/GST and age
• 9 themes and 3 key shapes to match your style
• Works completely offline

Found a bug or want a feature? Tell us in a review — we read every one.