# G Calc Pro — Calc

> Calc (iPhone/iPad app by 晓龙 高.)

- Source: https://appshunter.io/ios/app/g-calc-pro/id6759799669 (this page in markdown: same URL + `.md`)
- Developer: [晓龙 高](https://appshunter.io/developer/1872258959)
- Category: Utilities, Lifestyle
- Price: Free with in-app purchases
- Age rating: 9+
- Requires: iOS 17.0 · 21 MB
- Languages: American English, French (France), German (Germany), Japanese, Korean, Russian, Chinese (Simplified, China)
- Released: 2026-03-11
- Data updated: 2026-06-24
- User reviews in markdown: https://appshunter.io/ios/app/g-calc-pro/id6759799669/reviews.md

## What is G Calc Pro?

G Calc Pro is a feature-rich, beautifully designed calculator app for iOS and macOS, built entirely with SwiftUI. It goes far beyond basic arithmetic, offering 7 calculator modes, 24 specialized professional tools across 5 industry categories, and a built-in formula library covering 6 academic disciplines.
Calculator Modes
Standard — Basic arithmetic operations
Scientific — Trigonometric functions, logarithms, powers
Programmer — HEX / BIN / OCT number system conversions
Student — Quick access to math formula templates
Finance — PMT, PV, FV, ROI financial calculations
Statistics — Statistical analysis and regression
Unit — Unit conversions
Professional Module Toolbox (24 tools in 5 categories)
Finance & Business — Loan Calculator, Investment ROI, Currency Converter (10 currencies), Tax Calculator, Compound Interest, Tip & Split
Health & Medical — BMI Calculator, BMR/TDEE, Drug Dosage (weight & BSA-based), Due Date (pregnancy), eGFR Kidney Function (CKD-EPI 2021)
Engineering & Construction — Advanced Unit Converter, Area & Volume (5 shapes), Material Estimator, Slope Calculator, Ohm's Law
Real Estate — Mortgage Calculator, Rental Yield, Transaction Costs (Chinese market)
Daily Life — Date Calculator, Age Calculator, Fuel Cost, Discount Calculator, Price Comparison
Formula Library
Built-in formula templates across 6 categories: Algebra, Geometry, Trigonometry, Finance, Statistics, and Physics — with LaTeX rendering, variable hints, and one-tap usage.
Additional Features
History & Favorites — Save, search, and revisit past calculations; bookmark important results
5 Dark Themes + Light Mode — Dark Navy, Midnight Black, Ocean Blue, Forest Green, Sunset Purple
iCloud Sync — Sync history and favorites across devices (Pro)
Sound Effects & Haptic Feedback — Configurable tactile and audio interaction
Bilingual — Full Chinese and English localization
Pro Upgrade — One-time purchase unlocks all professional modules, unlimited history, premium themes, and iCloud sync

## Pricing and in-app purchases

Base price: Free.

**One-time purchases**

| Purchase | Price | Type |
| --- | --- | --- |
| G Calc Pro | $0.99 | one-time |



## Version history (last 2 releases)

### 1.4.2 — 2026-03-30

More Action for PRO

### 1.0 — 2026-03-11

No release notes.

## More apps by 晓龙 高

- [Stay Above Kill Line](https://appshunter.io/ios/app/stay-above-kill-line/id6759259799)

All apps by 晓龙 高: https://appshunter.io/developer/1872258959

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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 2026-06-24.*