Simple Calculator. +

A fast, lightweight calculator for everyday math and quick business tasks. Perform basic and percentage calculations, apply tax and discounts in seconds, and review previous results with a clear history. Designed for efficiency with a big-keypad layout, offline use, and instant copy and paste. Ideal for students, freelancers, and small businesses seeking a simple calculator app, business calculator, and percentage calculator in one.

1. Download and open the app. No account required. 2. Open Settings to set decimal precision, thousands separators, default tax rate, and rounding preferences. 3. Enter numbers, choose add, subtract, multiply, or divide, then tap the equals key to get results. Use the percent key to calculate tips, discounts, and markups. 4. Store and reuse values with memory and history. Tap a history entry to reinsert it and continue calculating. 5. Copy or share results to other apps. Long press the display to copy, and use clear keys to reset when starting a new calculation.