Best Right Triangle Solver Apps

247+ iOS apps curated and reviewed

3.8 avg rating
17 free apps
Updated October 2026

Triangle Solver Free is the household name in right triangle solver, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top Right Triangle Solver Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Triangle Solver Free - Geometry CalculatorTriangle Solver Free - Geometry CalculatorFree3.6★ (40)NoYesMay 2026
2Triangle SolverTriangle SolverFree4.2★ (30)NoNoAug 2026
3Triangle Solver for iOS 7Triangle Solver for iOS 7Free4.4★ (5)NoNoMay 2026
4Trig SolverTrig SolverFree4.3★ (78)NoNoAug 2026
5Geometry SolverGeometry Solver$0.991.8★ (5)NoNoOct 2026
6Triangle Calculator PythagorasTriangle Calculator PythagorasFree4.0★ (1)YesYesMay 2026
7Right Triangle - CalculatorRight Triangle - CalculatorFree3.8★ (6)NoYesAug 2026
8Triangle HelpTriangle HelpFree5.0★ (1)NoNoMay 2026

Top Picks for Right Triangle Solver

4.2😐(31 ratings)
Free
Triangle Solver screenshot 1
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Calculate unknown sides and angles of a triangle with ease. Supports various input combinations, including two angles and one side, two sides and one angle, or three sides.

What We Love

  • 👍 Simple and easy to use
  • 📐 Accurate calculations
  • ✨ Ad-free experience
  • 📐 Dynamic triangle diagram
  • 🚀 Quick results
  • 👍 Very helpful for work/school
  • 💡 Free of charge
  • 👍 Clear interface
  • 👍 Good graphics
  • 👍 Solves for any triangle

Room to Improve

  • 🐛 Crashes frequently
  • 🐛 Stopped working on iOS
  • 🐛 Input fields not clear
  • 🐛 Ads can be intrusive
  • 🐛 Difficult to use with irrational numbers
  • 🐛 Tiny buttons
  • 🐛 Doesn't allow value entry
  • 🐛 UI is broken
  • 🐛 Only accepts integers
  • 🐛 Ad banner introduced in update

More Right Triangle Solver apps to explore

FAQ about Right Triangle Solver

What are the best right triangle solver apps for iPhone?
Triangle Solver Free - Geometry Calculator tops our right triangle solver apps ranking as of October 2026, with a 3.6-star average from 40 App Store ratings, and it's free to download.
Yes — 17 of the top right triangle solver apps we rank are free to download, including Triangle Solver Free - Geometry Calculator and Triangle Solver.
Triangle Solver Free - Geometry Calculator has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 247+ right triangle solver apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.