Best Diagonal Apps & Games

142+ iOS apps & games curated and reviewed

4.6 avg rating
20 free apps & games
Updated October 2026

Out of 142+ diagonal apps and games on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Diagonal Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Pythagoras CalculatorPythagoras CalculatorFree4.6★ (242)NoYesOct 2026
2Figure calculator ShapeInfoFigure calculator ShapeInfoFree4.7★ (143)YesNoOct 2026
3DiagonalDiagonalFree—NoNoJun 2026
4Diagonal Sports ClubDiagonal Sports ClubFree4.8★ (4)NoYesSep 2026
5Diagonal BoardDiagonal BoardFree—YesNoAug 2026
6Diagonal Sudoku: Sudoku X GameDiagonal Sudoku: Sudoku X GameFree5.0★ (2)YesYesOct 2026
7Aurora Slant: Diagonal LogicAurora Slant: Diagonal LogicFree4.0★ (1)NoYesSep 2026
8Diagonal DuelDiagonal DuelFree4.8★ (20)YesNoMay 2026

Top Picks for Diagonal

Pythagoras Calculator#1

Pythagoras Calculator by Glindemann, Sennoun, Langer GbR

Complete solution, all steps
Editor's Choice
📚 Education
4.6😊(242 ratings)
FreeIn-App Purchases
Pythagoras Calculator screenshot 1
Pythagoras Calculator screenshot 2
Pythagoras Calculator screenshot 3
Pythagoras Calculator screenshot 4

Easily calculate any side of a right-angled triangle using the Pythagorean theorem. Input two sides to find the third, with all calculations saved in a history. Supports fractions and offers an ad-free option.

What We Love

  • 👍 Easy to use and simple interface
  • ✅ Accurate calculations for Pythagorean theorem
  • 📚 Shows step-by-step solutions for learning
  • 🚀 Fast and efficient computation
  • 💼 Useful for construction and woodworking projects
  • 🎓 Helpful for homework and school assignments
  • ⭐ Reliable and consistent results
  • 🆓 Free app with optional ads

Room to Improve

  • 📢 Intrusive and annoying advertisements
  • 💳 Deceptive payment practices and fraudulent charges
  • 🔐 Suspicious credit card requirements for access
  • ⚠️ Forced rating prompts
  • ❌ Limited functionality (only works with 2 known sides)
  • 🐛 Inconsistent calculation accuracy
  • 📱 Compatibility issues with older devices
  • 💰 Paid ad removal still shows ads

More Diagonal apps to explore

FAQ about Diagonal

What are the best diagonal apps & games for iPhone?
Pythagoras Calculator tops our diagonal apps & games ranking as of October 2026, with a 4.6-star average from 242 App Store ratings, and it's free to download.
Yes — 20 of the top diagonal apps & games we rank are free to download, including Pythagoras Calculator and Figure calculator ShapeInfo.
Pythagoras Calculator has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 142+ diagonal apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.

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