# Scientific math Calculator — Graph,Matrix,Vector calculator

> Graph,Matrix,Vector calculator (iPhone/iPad app by 贺 周.)

- Source: https://appshunter.io/ios/app/scientific-math-calculator/id6759213986 (this page in markdown: same URL + `.md`)
- Developer: [贺 周](https://appshunter.io/developer/1815397078)
- Category: Utilities, Education
- Price: Free (on sale, was $0.99)
- Age rating: 9+
- Requires: iOS 18.4 · 5 MB
- Languages: American English
- Released: 2026-02-17
- Data updated: 2026-08-25
- User reviews in markdown: https://appshunter.io/ios/app/scientific-math-calculator/id6759213986/reviews.md

## What is Scientific math Calculator?

Kexue Calculator is a powerful scientific calculator designed for students, engineers, and anyone who needs advanced mathematical capabilities. With a clean, intuitive interface and comprehensive features, it goes beyond basic calculations to solve complex problems.

KEY FEATURES:

SCIENTIFIC CALCULATOR
- Basic arithmetic: addition, subtraction, multiplication, division
- Advanced functions: powers, roots, logarithms, exponentials
- Trigonometry: sin, cos, tan and their inverses
- Angle modes: degrees, radians, and gradians
- Constants: pi, e, and more
- Parentheses support for complex expressions

GRAPHING CAPABILITIES
- Plot multiple functions simultaneously
- Interactive zoom and pan
- Trace function values
- Export graphs as images

MATRIX OPERATIONS
- Matrix addition, subtraction, multiplication
- Matrix transpose and inverse
- Determinant calculation
- Support for various matrix dimensions

COMPLEX NUMBERS
- Full complex number arithmetic
- Polar and rectangular forms
- Complex functions support

VECTOR CALCULATIONS
- Vector addition and subtraction
- Dot product and cross product
- Vector magnitude calculations

EQUATION SOLVER
- Quadratic equations
- Cubic equations
- Linear equation systems

STATISTICS AND REGRESSION
- Mean, standard deviation, variance
- Linear regression analysis
- Data visualization

UNIT CONVERTER
- Length, weight, temperature
- Area, volume, time
- Currency conversion

TIP CALCULATOR
- Quick tip calculations
- Split bills easily
- Customizable tip percentages

AI MATH SOLVER
- Solve math problems with AI assistance
- Bring your own API key from OpenAI, Google Gemini, DeepSeek, or compatible providers
- Unlimited AI usage with your own key
- Your API key is stored securely on your device

EXAM MODE
- Timer-based exam simulation
- Restricted features for test preparation
- Customizable allowed functions

ADDITIONAL FEATURES
- Calculation history with search
- iCloud sync across devices (optional)
- Home screen widgets
- Apple Watch app
- Dark mode support
- Customizable precision settings
- Haptic feedback
- Offline functionality

AI FEATURES:
- This app uses your own API key for AI features. You can bring your own key from OpenAI, Google Gemini, DeepSeek, or any compatible provider.
- AI features are unlimited with your own key - no usage limits or in-app token purchases.
- Your API key is stored securely on your device and never sent to our servers.

SUBSCRIPTION INFORMATION:
- Payment will be charged to your Apple ID account at confirmation of purchase.
- Subscription automatically renews unless it is canceled at least 24 hours before the end of the current period.
- You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase.
- Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription.

Download Kexue Calculator today and experience the power of a professional scientific calculator in your pocket.


## Version history (last 2 releases)

### 1.1 — 2026-05-20

- Added AI Math Solver feature with BYO key support for OpenAI, Google Gemini, DeepSeek and compatible providers
- Added Exam Mode with timer and customizable restrictions for test preparation
- Added iCloud sync functionality to keep your data consistent across all devices
- Added Home Screen Widgets for quick access to calculations and tip calculator
- Added Apple Watch app for on-the-go calculations
- Improved calculation history with search functionality
- Fixed ViewModel sharing issues to ensure history syncs across all tabs
- Fixed Exam Mode calculator button functionality
- Fixed Widget refresh timing for real-time updates
- General performance and stability improvements

### 1.0 — 2026-02-17

No release notes.

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All apps by 贺 周: https://appshunter.io/developer/1815397078

## Related topics

[scientific math calculator](https://appshunter.io/ios/topics/scientific-math-calculator)

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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 2026-08-25.*