Trigonometry vs General Triangle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trigonometry
Learn basic trigonometric formulas through interactive theory and fun games. Earn points to progress through levels and master the concepts.
- Memorize basic trigonometric formulas
- Interactive theory section
- Four included games
- Earn points to advance levels
- Beginner-friendly
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- A simple and fun application to memorise the basic trigonometric formulas! - An interactive theory section and four games are included! - Earn points to advance to the next level!
General Triangle
Instantly solve geometry problems and prepare for exams with step-by-step solutions. Input your triangle measurements to calculate all lengths, angles, heights, area, and perimeter. Access a wealth of learning resources and manage your saved solutions.
- Step-by-step solutions
- Calculate lengths, angles, area, perimeter
- Triangle visualization
- Curated learning videos
- Manage saved solutions
- Feedback on incorrect inputs
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Finish your homework instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter your values and get all lengths, angles, heights, the area, and the perimeter. HOW IT WORKS Enter your values in the correct fields and get started. You’ll receive the solution instantly and can share it with friends or classmates. YOUR PERSONAL DATA We don’t need it. Only anonymized data is collected, for example: - which features are used - how many solutions are generated This helps us improve. We cannot draw any conclusions about you. COSTS Everything is free to use. 24/7 access to your solutions. All solution steps always remain complete. If you need a large number of solutions in a short time, various purchase options are available. EXTRAS - Overview of all quantities - Triangle visualization - All length units - Curated learning videos - Feedback on incorrect inputs - Manage your own solutions - App introduction CONTACT Questions and feedback via Discord or directly in the app review.
Screenshots
Verdict
The clearest difference is review sentiment: General Triangle at 100% against Trigonometry's 0%. General Triangle also leads on rating (5.0 vs 1.0). Trigonometry's advantage is in-app purchases (none vs 8) and ratings volume (4 vs 1). On price, update cadence, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. General Triangle sells 8 one-off in-app purchases. Trigonometry asks for nothing beyond the download.
General Triangle holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively. Written reviews point the same way: 0% of Trigonometry's written reviews are positive against 100% of General Triangle's.
Trigonometry ships an update every 2 weeks, General Triangle every 3 weeks. The most recent releases landed on September 22, 2026 and October 7, 2026 respectively.
| Parameter | Trigonometry | General Triangle |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (4 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 4 — better | 1 |
| Update frequency | Every 2 weeks — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.4 — better | 15.0 |
| Further details — not scored | ||
| Size | 9 MB | 182 MB |
| Age rating | 4+ | 4+ |
| Developer | Konstantinos Anagnostou | Glindemann, Sennoun, Langer GbR |
Customer experience
Trigonometry
General Triangle
In-app purchases
Trigonometry
No in-app purchases
General Triangle
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +150 User Tokens$0.99
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- +2 Convenience Tokens / 6h, max. +4$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Remove Ads$1.99
- Lifetime Access$2.99
Questions
Is Trigonometry free?
Is General Triangle free?
Which has better reviews, Trigonometry or General Triangle?
Do Trigonometry or General Triangle have ads?
Which is updated more often, Trigonometry or General Triangle?
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