Trigonometry calc vs Right Triangle
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Trigonometry calc
Calculate side lengths and angles in right-angled triangles using Pythagorean theorem and trigonometry functions. Learn basic trigonometry concepts. An optional premium version removes ads and unlocks a general triangle calculator.
- Calculate side lengths
- Calculate angles
- Pythagorean Theorem
- Trigonometry functions
- Learn simple trigonometry
- General triangle calculator (premium)
Read full descriptionHide full description
Use Trigonometry Calc to calculate sidelengths and angles in the right angled triangle. By the help of Pythagorean Theorem and some trigonometry functions you can in this app calculate side lengths and angles in any right angled triangle. Learn simple trigonometry. •Math •Trigonometry •Pythagorean Theorem Trigonometry Premium Go ad-free forever and unlock the advanced General Triangle Calculator (SAS/SSA/ASA). Solve any triangle, not just right triangles
Right Triangle
Instantly solve geometry homework and prepare for exams with this free calculator. It provides complete step-by-step solutions for all triangle quantities, including legs, hypotenuse, height, angles, perimeter, and area. Access learning videos and manage your solutions.
- Step-by-step solutions
- Calculates legs, hypotenuse, height, angles, perimeter, area
- Supports all length units
- Curated learning videos
- Feedback on incorrect inputs
- Manage saved solutions
Read full descriptionHide full description
Finish homework instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter your values and calculate legs, hypotenuse, height, angles, perimeter, and area. HOW IT WORKS Enter your values into 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, such as: - which features are used - how many solutions are generated This helps us improve. We cannot identify you. COST Everything is free to use. 24/7 access to your solutions. All solution steps always remain complete. If you need many solutions in a short time, various purchase options are available. EXTRAS - overview of all variables - 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 rating: Right Triangle at 3.8 against Trigonometry calc's 3.0. Right Triangle also leads on ads (none vs shown) and update cadence (every 3 weeks vs every 3 months). On price, in-app purchases, monetization model 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. Trigonometry calc sells 1 one-off in-app purchase and Right Triangle sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Right Triangle holds the better App Store score, 3.8 against 3.0. Both are backed by a comparable volume of ratings — 2 and 6 respectively.
Trigonometry calc ships an update every 3 months, Right Triangle every 3 weeks. The most recent releases landed on September 6, 2026 and August 26, 2026 respectively.
| Parameter | Trigonometry calc | Right Triangle |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 3.8 (6 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 2 | 6 — better |
| Update frequency | Every 3 months | Every 3 weeks — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 10 MB | 180 MB |
| Age rating | 4+ | 4+ |
| Developer | Bo Kalvslund | Glindemann, Sennoun, Langer GbR |
Customer experience
Trigonometry calc
Right Triangle
In-app purchases
Trigonometry calc
- Premium$0.99
Right Triangle
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +2 Convenience Tokens / 6h, max. +4$0.99
Show 5 moreShow fewer
- +150 User Tokens$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Remove Ads$2.99
- Lifetime Access$2.99
Questions
Is Trigonometry calc free?
Is Right Triangle free?
Which has better reviews, Trigonometry calc or Right Triangle?
Do Trigonometry calc or Right Triangle have ads?
Which is updated more often, Trigonometry calc or Right Triangle?
Other comparisons
