# CalcPro Calculator – Waitsugar — Formula·Science·Currency·Sync

> Formula·Science·Currency·Sync (iPhone/iPad app by 晨曦 祝.)

- Source: https://appshunter.io/ios/app/calcpro-calculator-waitsugar/id6759244291 (this page in markdown: same URL + `.md`)
- Developer: [晨曦 祝](https://appshunter.io/developer/1872259310)
- Category: Utilities
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 17.0 · 6 MB
- Languages: English, French, German, Indonesian, Italian, Japanese, Korean, Malay, Portuguese, Russian and 5 more
- Released: 2026-03-23
- Data updated: 2026-07-11
- User reviews in markdown: https://appshunter.io/ios/app/calcpro-calculator-waitsugar/id6759244291/reviews.md

## What is CalcPro Calculator?

CalcPro by WaitSugar is a professional calculator for everyday and advanced calculations.

FORMULA EDITOR
Type and edit full expressions naturally. Review, modify, and reuse your calculations with ease.

SCIENTIFIC CALCULATOR
Trigonometric, logarithmic, power, and factorial functions — everything you need for advanced math.

UNIT CONVERTER
Convert between temperature, length, weight, area, volume, speed, and more with real-time results.

CURRENCY CONVERTER
Live exchange rates for major currencies worldwide. Always up to date.

DATE CALCULATOR
Calculate days between dates, add or subtract days, and plan ahead effortlessly.

NUMBER BASE CONVERTER
Quickly switch between decimal, binary, octal, and hexadecimal.

FORMULA LIBRARY
Save your frequently used formulas for quick access. Export as TXT, CSV, or JSON.

MULTILINE CALCULATIONS (Pro)
Solve complex tasks line by line with custom formulas and flexible export.

THEMES & CUSTOMIZATION (Pro)
Personalize your calculator with the HSB color picker and unlimited archive folders.

CLOUD SYNC (Pro)
Sync your history and saved formulas across your devices.

LOCALIZED IN 15 LANGUAGES
English, Chinese (Simplified & Traditional), Japanese, Korean, French, German, Spanish, Portuguese, Russian, Italian, Indonesian, Thai, Vietnamese, and Malay.

Free to use with core features. Unlock Pro with a one-time purchase — no subscription, all future updates included.

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| CalcPro Pro | $2.99 | one-time |



## Version history (last 5 releases)

### 1.1.1 — 2026-06-23

Refined the button shadows and depth of the Classic skin for a more polished, cohesive look.

### 1.0.8 — 2026-05-29

Three new themes: Mars Teal, Matcha Slate, and Apple Cheese — a fresh green-inspired collection.

### 1.0.7 — 2026-05-20

Fixed history restore: formula and date calculators now correctly restore full expressions. Added Kbps, Gbps, KB/s, GB/s to macOS unit converter. Fixed thousands separator display for Italian and other European locales.

### 1.0.4 — 2026-04-14

Improved formula display. Formulas and multi-line calculations are now automatically saved to history.

### 1.0.3 — 2026-04-03

Optimized app presentation and copy, with no impact on existing features or data.

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-11.*