This app quickly calculates unknown angles and sides of right-angled triangles. It offers a workings view for detailed solutions, scale drawings, and a formula reference. Input angles in various formats and customize decimal precision.
Reviews of Trigonometry Help Lite are mostly positive: the Education app is rated 4.7/5 from 780 App Store ratings. What users like most: simple and intuitive user interface, quick and fast calculations. Top complaints: unclear upgrade value proposition, limited decimal place precision in free version. Summarized from real user reviews.
4.0.6
December 6, 2019
- Bug fixes
$3.99
Trig Help Premium
Unlocks premium features and removes ads
1 issue
Incorrect calculation results in some cases
4 requests
Better visual representation of triangles
Clearer explanation of premium features
Trigonometry Help Lite is a triangle calculator designed to quickly and easily find unknown angles and sides of any right-angled triangle. It provides accurate solutions, a view of the mathematical workings (with an upgrade), and a scale drawing of the solved triangle.
Key features include accurate solving of right-angled triangles, a workings view to see the math behind solutions, a scale drawing of the triangle, a reference of basic trig formulas, and the ability to enter angles in various formats (radians, decimal degrees, degrees/minutes/seconds) with customizable decimal places.
The app is free to download and use for basic calculations. However, the 'Workings view' feature, which shows the detailed math behind the solutions, requires an optional upgrade purchase.
This app is available for mobile devices. A version is also available for macOS on the Mac App Store, indicating compatibility with Apple's operating systems.
This app is useful for students learning trigonometry, engineers, toolmakers, or anyone who frequently needs to solve problems involving right-angled triangles. It simplifies recalling and applying trigonometric formulas.
Geometry & Trigonometry solver
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