Is this calculator free?

Yes, completely free with no ads inside the calculator itself and no sign-up required.

Does it work offline?

Once loaded, basic operations work without an internet connection.

Can I use my keyboard?

Yes — number keys, + − × ÷ and Enter all work as expected.

What about scientific functions?

Use our Scientific Calculator for trig, logarithms and other advanced functions.

Yes — all calculations happen in your browser and nothing is stored or sent anywhere.

Online Calculator

A simple, fast online basic calculator.

Last updated: January 2025 · Built for the 2024–25 financial year

Inputs

Results

Notes

Need scientific functions like sin, log, or exponents? Use our Scientific Calculator instead.

Results are estimates only. For financial advice, consult a licensed adviser.

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Overview

Standard 4-function calculator with memory

A general-purpose calculator handles addition, subtraction, multiplication, division, percentages and memory functions (M+, M−, MR, MC). Useful for quick maths without firing up a spreadsheet.

Online calculators offer a few advantages over physical ones — copy/paste of results, full keyboard input, and consistent precision regardless of device.

Pro tips

•Use parentheses to control order of operations.
•Memory functions beat scribbling sub-totals on paper.
•For complex maths, switch to the scientific calculator.

Frequently asked questions

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