G Calc Pro
Calc
Free · In‑App Purchases
Scientific, finance, medical, engineering, real estate, and daily-life calculations. Standard + scientific calculator
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
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
More Action for PRO
The developer, 晓龙 高, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- 晓龙 高
- Size
- 22.2 MB
- Category
- Utilities
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - iPad
Requires iPadOS 17.0 or later. - Mac
Requires macOS 14.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 6 more
- English, French, German, Japanese, Korean, Russian, Simplified Chinese
- Age Rating
9+
- 9+
- In-App Purchases
Yes
- G Calc Pro $0.99
- Copyright
- © 2026 Gxlself