MathTrail
Offline High School Math Guide
$1.99
New in 1.0.1: full Traditional Chinese support, smarter language defaults, cleaner home grid and always-ready search. One purchase, offline forever.
MathTrail · Your path through math
MathTrail is an offline math study companion for high school students, covering algebra, geometry, trigonometry, and calculus. Every lecture, exercise, exam, formula, and glossary entry is built in — no account, no internet, no ads. Just open and learn.
TOPIC LECTURES · 29
Organized into four categories — algebra, geometry, trigonometry, and calculus. Each topic includes key points, step-by-step sections, and a fully worked example.
LEVELED PRACTICE · 174 QUESTIONS
Three difficulty levels (Foundation, Advanced, Challenge) for every topic. Each question comes with a complete answer — try first, then check and self-grade.
MOCK EXAMS · 3 PAPERS
Timed self-testing with Foundation, Advanced, and Comprehensive papers covering high-frequency exam topics. Point-based scoring reveals your weak spots.
FORMULA QUICK REFERENCE · 6 CATEGORIES
Algebra basics, sequences and sums, trig identities, analytic geometry, solid geometry, and calculus. One tap to the formula you need before the test.
GLOSSARY · 28 TERMS
Precise definitions of essential math terms, organized by category, to build a rigorous mathematical vocabulary.
HANDY TOOLS · 3
· Quadratic Solver: enter coefficients to get the discriminant, real/complex roots, and factored form.
· Conic Classifier: identify ellipse, parabola, or hyperbola automatically with key parameters.
· Trig Table: sine, cosine, and tangent values for common angles at a glance.
FAVORITES
Bookmark any lecture, question, exam, formula, or term and review them in one place.
WHY MATHTRAIL
· Fully offline — works with no internet, anywhere.
· One purchase — no ads, no in-app purchases, no subscriptions, no account.
· Universal — buy once for iPhone, iPad, and Mac: memorize formulas on your phone, read lectures on your tablet, work papers on your desktop.
Your path through math, one step at a time.
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
This release completes our multilingual experience:
· Traditional Chinese is now fully supported — the entire interface and all content: 29 topic lectures, 174 leveled exercises, 3 mock exams, 6 formula categories, and 28 glossary terms.
· Smarter language defaults: English by default, with Simplified and Traditional Chinese following your system language automatically.
· UI improvements: a unified home grid and always-visible search bars in Lectures, Exercises, and Formulas.
· Localization fixes: removed residual Chinese text in English mode and restored a missing glossary translation.
· Stability improvements, with the full regression suite passing.
The developer, 格琦 王, 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
- 格琦 王
- Size
- 2 MB
- Category
- Education
- Compatibility
Requires iOS 16.0 or later.
- iPhone
Requires iOS 16.0 or later. - iPad
Requires iPadOS 16.0 or later. - Mac
Requires macOS 13.0 or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
English and 2 more
- English, Simplified Chinese, Traditional Chinese
- Age Rating
4+
- 4+
- Copyright
- © 2026 王挺
