The classic desk calculator experience now on your phone.

Tired of complicated scientific calculators that use confusing order of operations? Simple Calculator - SimpleCalc brings you the reliable "running total" Casio-style logic that business professionals and retail owners have trusted for decades.

Whether you are at the office in a retail shop or managing home finances get fast and accurate results with the familiar 12-digit layout you know by heart.

✅ Ideal for Business and Retail
Streamline your daily bookkeeping with dedicated tools for professional results.

Tax Calculations: Dedicated TAX+ and TAX- buttons for instant GST VAT and sales tax computations.

Profit & Margin: Quickly calculate Cost Sell Price and Profit Margin to manage your retail markups on the fly.

Grand Total (GT): Easily tally multiple results with the iconic Grand Total feature.


✅ Classic Calculator Features
Real Running Total Logic: No complex PEMDAS formulas. It calculates as you type just like a traditional pocket calculator.

Large 12-Digit Display: High-visibility screen designed for professional financial tasks.

Memory Keys: Includes standard M+ M- and MR/MC functions for complex multi-step problems.

Percentage & Square Root: One-tap keys for quick discounts and basic math.


✅ Modern Comfort Retro Feel
Custom Themes: Choose from classic gray sleek dark mode or vibrant vintage styles.

Haptic Feedback: Optional vibration on keypress to give you that tactile "physical button" confidence.

History Log: Swipe to review your recent calculations so you never lose track of your work.


Download the most reliable Casio-style calculator today and simplify your daily business math.