What Rapid & Quick Calculator Pro actually does (from App Store listing)
Over 300,000 downloads worldwide!
A fast, friendly calculator built for everyday use — shopping, splitting bills, household budgeting, and more.
FEATURES
* History Tape — review your past calculations and reuse any answer with a single tap
* Expression Input — type the whole equation, just like you'd write it on paper
* Sales Tax — toggle tax-included/excluded with a single button; swipe to switch between multiple tax rates
* Percentage Discounts — e.g. 100 - 30% = 70
* Precise Rounding Settin…
A fast, friendly calculator built for everyday use — shopping, splitting bills, household budgeting, and more.
FEATURES * History Tape — review your past calculations and reuse any answer with a single tap * Expression Input — type the whole equation, just like you'd write it on paper * Sales Tax — toggle tax-included/excluded with a single button; swipe to switch between multiple tax rates * Percentage Discounts — e.g. 100 - 30% = 70 * Precise Rounding Settings * Multiple Color Themes * Multiple Font Sizes and Typefaces * Arrow Keys — move the cursor left or right to edit any part of the expression * Share — send expressions and answers to other apps * iPad Support — including Slide Over and Split View on supported devices * Sound Effects
To reuse or edit an equation from your history, swipe left on it (or touch and hold) to open the menu.
We'd love to hear your feedback!
🆕 What's new · v6.7.0
We've refreshed the wording across all languages for a more natural feel.
- Refined translations and wording in each language to feel more natural and easier to read
- Added support for iOS 26
- Now requires iOS 17.6 or later
- Improved overall stability
Thank you for your continued support!
Comparable iOS apps
The five apps in Finance with the closest revenue to Rapid & Quick Calculator Pro. Click any to see its detail page.
Each forecast combines App Store rating, ratings count, monetisation model, pricing tier, IAP signals and ad-supported flag.
The base estimate is then multiplied by a per-category scaling factor learned from apps with founder-verified MRR.
Every number on this page comes from public APIs and bumetric's own snapshot history.
Full methodology covers input variables, accuracy bands per category and how we treat apps without comparable anchors.
See also the live data on Rapid & Quick Calculator Pro's tracker page for current rating, reviews and snapshot timeline.
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