What's New

- Bug fixes

App Description

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.

iPhone Screenshots

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iPad Screenshots

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App Changes

  • June 02, 2019 Initial release
  • June 13, 2019 New version 4.0.3
  • August 16, 2019 New version 4.0.4
  • November 11, 2019 New version 4.0.5
  • December 10, 2019 New version 4.0.6