Trigonometry Help Lite

Armchair Engineering · Education

4.7 770 ratings Free

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Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 26, 2026
Rating ★ 4.66 → 4.65

Price & rating history · US

Reconstructed from the listing changes AppTracker has observed in this storefront, so each line starts at the first change on record.

Average rating history over the observed period. 4.65 4.66 Aug 26 15:40 Aug 27 04:10 Aug 27 16:40 Aug 28 05:10 Aug 28 17:40

Average rating

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About

Trig Help is a simple triangle calculator that enables you to quickly and easily find unknown angles & sides of any right-angled triangle. Features Include: - Accurately solve right-angled triangles - Workings view, so you can see the math behind the solutions (requires optional upgrade) - View a scale drawing of your solved triangle - View a handy set of basic trig formulae - Enter angles in radians, decimal degrees or degrees, minutes, seconds - Select your preferred number of decimal places What two App Store reviewers had to say about Trig Help: "I could never remember those simple formulas. I always had to dig out my text books from MANY YEARS ago to refresh my memory. THIS LITTLE APP IS A DELIGHT TO USE! I love it! Even my engineer friends are impressed. THANKS!" 5 Stars "Easy to use and accurate with high degree of precision. Would recommend to any toolmaker." 5 Stars Also available for macOS on the Mac App Store.

What's new · 4.0.6

- Bug fixes

Details

ReleasedJun 2019
UpdatedDec 2019
Version4.0.6
Size18 MB
RequiresiOS 11.0 or later
Age rating4+
LanguagesEnglish, French, German
PriceFree
Categories EducationUtilities
Bundle IDcom.davidcaddy.trigonometryhelpfree