Simple Calculator
Free online calculator for everyday math: add, subtract, multiply and divide with the keypad or your keyboard, with a calculation history. No signup.
Simple Calculator — Quick Arithmetic in Your Browser
Need to do a quick addition, subtraction, multiplication, or division without launching the calculator app on your phone or computer? Our Simple Calculator runs in your browser, supports keyboard input, and remembers your last few calculations. It's the fastest way to do everyday math.
Click buttons or type on your keyboard. Results are accurate, history is preserved, and there's no signup or installation. No cost.
How to Use the Simple Calculator
1. Click or Type
Use the on-screen number pad or your keyboard. Both work seamlessly.
2. Choose Operation
Add (+), subtract (−), multiply (×) or divide (÷). Each operation is applied as you go, left to right, like a pocket calculator.
3. Get Result
Press = (or Enter) to see the answer. For brackets, or multiplication before addition, use the Scientific Calculator.
4. View History
See your last 10 calculations, kept in this browser until you clear them.
Calculator Features
Instant Results
Calculations are evaluated instantly with no lag. Perfect for quick day-to-day math.
Keyboard Support
Numbers, operators, Enter, Backspace — everything works exactly as you'd expect.
Backspace and Clear
Fix a typo with ← (or Backspace) and start again with AC (or Esc).
Calculation History
Your last 10 calculations stay in this browser, even after you close the tab, until you press Clear History.
Mobile-Friendly
Big buttons, responsive layout. Works perfectly on phone, tablet, or desktop.
Free and Private
No signup, no tracking. Runs entirely in your browser.