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Rapid & Quick Calculator Pro

Name: Rapid & Quick Calculator Pro
Availability: InStock
Rating: 4.69 (900 reviews)

The ad-free, high-performance tool built for productivity. Effortlessly calculate sales tax and discounts, review your history tape, and streamline your workflow on iPhone and iPad.

Productivity Suite ›

Key Figures

Downloads

98K+

User Rating

4.7/5

Total Ratings

900

Publisher

Tasuku Maeda

Engineered for Financial Accuracy

Beyond basic math. A professional-grade calculator designed for detail-oriented users who value speed, auditability, and precision in their daily finances.

One-Tap Tax & Discounts

Instantly calculate sales tax and markdowns with dedicated keys—essential for smart shopping and professional business quotes.

Persistent History Tape

Never lose your place. Your full calculation history is saved, allowing you to verify every number and reuse previous results instantly.

The following screenshots and description are sourced directly from the app's official store listing and are the property of the app developer.

App Store

Screenshots

Rapid & Quick Calculator Pro - iPhone screen displaying Rapid and Quick Calculator Pro with history tape and tax button — iPhone screen displaying Rapid and Quick Calculator Pro with history tape and tax button

Rapid & Quick Calculator Pro - Rapid and Quick Calculator Pro interface showing sales tax calculation history and customizable tax buttons — Rapid and Quick Calculator Pro interface showing sales tax calculation history and customizable tax buttons

Rapid & Quick Calculator Pro - Screenshot of Rapid & Quick Calculator Pro interface showing a history tape with several percentage discount calculations. — Screenshot of Rapid & Quick Calculator Pro interface showing a history tape with several percentage discount calculations.

Rapid & Quick Calculator Pro - An iPhone screen displaying the Rapid & Quick Calculator Pro interface with a history tape of calculations including tax and discounts — An iPhone screen displaying the Rapid & Quick Calculator Pro interface with a history tape of calculations including tax and discounts

Description

* Over 170,000 Downloads Worldwide This is a totally easy-to-use calculator. It has all the basic features you'd expect from a calculator, as well as additional useful functions like the ability to calculate sales tax and discounts. FEATURES * History Tape - Reuse answer with a single tap * Equation * Sales Tax Calculations - Multiple tax settings with swipe change * Discount Calculations with percentage operator (e.g., 100 - 30% = 70) * Precise Rounding Settings * Multiple Color Themes * Multiple Font Sizes and Type Faces * Left and Right Arrow Cursor Key - easy-to-edit expression * Share Expression and Answer with other apps * Support iPad * Support Slide Over and Split View in iPad (If available) * Sound Effects We welcome your feedback. URL Scheme zippycalc:// This is the paid version of the app. A free version is also available. Paid version doesn't show ad and has four tax keys. (Free version has two tax keys)