Trigonometry Help 4+

Triangle Solver + Trig Calc

Armchair Engineering

    • 4.7 • 437 Ratings
    • $1.99
    • Offers In-App Purchases



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 OS X on the Mac App Store.

What’s New

Version 4.0.5

- Fixed floating keyboard bug, present on some devices running iOS 13

Ratings and Reviews

4.7 out of 5
437 Ratings

437 Ratings

Scuttlebutt95 ,

Love it

I’m a Surveyor and should be able to do this in my sleep but with all the new tools I have lost some basic skills. This app is very simple and gets me TGE answer I need in a snap.

Plumnelly ,

Trig Help

Couldn't ask for an easier to do math. When in school we had to show our work with no calculator. Love this app.

T9183756 ,

Just right

Simple, fast and easy to read.

App Privacy

The developer, Armchair Engineering, has not provided details about its privacy practices and handling of data to Apple. For more information, see the developer’s privacy policy.

No Details Provided

The developer will be required to provide privacy details when they submit their next app update.

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