Best Trigonometry Help Apps & Games

239+ iOS apps & games curated and reviewed

3.6 avg rating
17 free apps & games
Updated October 2026

Looking for free trigonometry help apps and games? 17 of our 239+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.

Compare top Trigonometry Help Apps & Games (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Trigonometry Help LiteTrigonometry Help LiteFree4.7★ (780)NoYesOct 2026
2PhotomathPhotomathFree4.8★ (733K)NoYesNov 2026
3Trigonometry HelpTrigonometry Help$1.994.7★ (481)NoYesNov 2026
4Trigonometry Unit CircleTrigonometry Unit CircleFree——NoMay 2026
5Trigonometry for BeginnersTrigonometry for BeginnersFree4.6★ (33)YesYesOct 2026
6AAU MapAAU MapFree—NoNoMay 2026
7Trigonometry(Math Drills)Trigonometry(Math Drills)Free—NoNoAug 2026
8Trigonometry!Trigonometry!Free2.0★ (4)NoYesMay 2026

Top Picks for Trigonometry Help

Trigonometry Help Lite#1

Trigonometry Help Lite by Armchair Engineering

Triangle Calculator + Workings
Editor's Choice
📚 Education
4.7😊(780 ratings)
FreeIn-App Purchases
Trigonometry Help Lite screenshot 1
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Trigonometry Help Lite screenshot 4

This app quickly calculates unknown angles and sides of right-angled triangles. It offers a workings view for detailed solutions, scale drawings, and a formula reference. Input angles in various formats and customize decimal precision.

What We Love

  • 👍 Simple and intuitive user interface
  • 🚀 Quick and fast calculations
  • 💼 Practical for professional use (construction, surveying)
  • ✅ Reliable and doesn't crash
  • 📚 Helpful for learning trigonometry
  • 🎯 Straight-to-the-point functionality
  • ✔️ Accurate results for basic calculations

Room to Improve

  • 💰 Unclear upgrade value proposition
  • 📊 Limited decimal place precision in free version
  • 🔍 Insufficient feature differentiation between tiers
  • ⚠️ Calculation accuracy issues reported
Photomath#2

Photomath by Google LLC

Learn math, step-by-step
Strong Contender
📚 Education
4.8😊(733K ratings)
FreeIn-App Purchases
#50in Education
Photomath screenshot 1
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Photomath screenshot 4
Photomath screenshot 5

Scan any math problem to receive instant, step-by-step explanations and accurate solutions. This app breaks down complex problems into manageable steps, helping users understand the 'how' and 'why' of math. It supports a wide range of math topics, from basic arithmetic to advanced calculus.

What We Love

  • 🚀 Helpful for homework and understanding concepts
  • 👍 Provides step-by-step solutions and explanations
  • 🤖 Accurate and reliable for solving equations
  • 💡 Useful for checking work and learning from mistakes

Room to Improve

  • 💰 Paywall for accessing step-by-step explanations
  • 🔒 Concerns about using the app to cheat
  • 🐛 Camera focusing issues and inability to solve certain problem types
  • 💸 Expensive monthly subscription fee
Trigonometry Help#3

Trigonometry Help by Armchair Engineering

Triangle Solver + Trig Calc
Worth Considering
🔧 Utilities
4.7😊(481 ratings)
$1.99In-App Purchases
Trigonometry Help screenshot 1
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Trigonometry Help screenshot 4
Trigonometry Help screenshot 5

This app helps you quickly solve for unknown angles and sides of right-angled triangles. It provides a workings view for understanding the math, a scale drawing of the triangle, and a reference for basic trigonometric formulas. You can input angles in various formats and choose your desired decimal precision.

What We Love

  • 🚀 Quick and easy to use
  • 👍 User-friendly interface
  • 🔧 Helpful for tradesmen and professionals
  • ⚙️ Accurate calculations
  • 🔍 Convenient for on-site use

Room to Improve

  • 🔢 Limited to right-angled triangles only
  • 🔍 Lacks advanced trig functions
  • 🔀 No option to rotate/flip the triangle view

More Trigonometry Help apps to explore

FAQ about Trigonometry Help

What are the best trigonometry help apps & games for iPhone?
Trigonometry Help Lite tops our trigonometry help apps & games ranking as of October 2026, with a 4.7-star average from 780 App Store ratings, and it's free to download.
Yes — 17 of the top trigonometry help apps & games we rank are free to download, including Trigonometry Help Lite and Photomath.
Trigonometry Help Lite has no ads and offers in-app purchases, according to its App Store listing as of October 2026.
We track 239+ trigonometry help apps & games on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.