Trigonometry Calc vs Unit Circle Calculator
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)
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Solve right triangles in seconds. Enter two values and Trigonometry Calc finds the missing side or angle. CALCULATE SIDES • Find side a, b or the hypotenuse c with the Pythagorean theorem • Clear diagrams show which side you are solving for CALCULATE ANGLES • Find angle A from two sides using sine, cosine or tangent • Results in degrees ANY TRIANGLE – PREMIUM • Solve triangles without a right angle using SAS, SSA and ASA • See all missing sides and angles at once LEARN THE THEORY • The unit circle with sin, cos and tan explained • An illustrated walk-through of the Pythagorean theorem • All formulas the app uses, in one place GOOD FOR • Students in math, physics and technical subjects • Homework and checking your own calculations • Carpenters, builders and DIY projects that need angles and lengths PREMIUM One purchase removes all ads forever and unlocks the general triangle calculator. No subscription. Works on iPhone and iPad.
Unit Circle Calculator
Visualize and understand the unit circle with step-by-step calculations, diagrams, and animations. Supports various input formats and saves your work in a history for easy access and sharing.
- Unit circle visualization
- Step-by-step calculation explanations
- Diagrams and animations
- Supports negative, decimal, fraction, and π inputs
- Calculation history
- Shareable solutions
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Finish your homework instantly. Prepare for exams without stress. Free, complete step-by-step solutions. Enter radians or degrees and get sin, cos, tan, rotations, quadrant, and the endpoint on the unit circle – with interactive graphs that clearly show the relationship between sine, cosine, and the unit circle. HOW IT WORKS Enter your values in the appropriate 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. No conclusions can be drawn about you. COSTS Everything can be used for free. 24/7 access to your solutions. All solution steps are always complete. If you need many solutions in a short time, various purchase options are available. EXTRAS - Visualization of key values in the unit circle - Curated learning videos - Feedback for 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: Unit Circle Calculator at 83% against Trigonometry Calc's 0%. Unit Circle Calculator also leads on ads (none vs shown) and rating (3.4 vs 3.0). 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 Unit Circle Calculator sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
Unit Circle Calculator holds the better App Store score, 3.4 against 3.0. Both are backed by a comparable volume of ratings — 2 and 8 respectively. Written reviews point the same way: 0% of Trigonometry Calc's written reviews are positive against 83% of Unit Circle Calculator's.
Trigonometry Calc ships an update every 3 months, Unit Circle Calculator every 3 weeks. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.
| Parameter | Trigonometry Calc | Unit Circle Calculator |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (2 ratings) | 3.4 (8 ratings) — better |
| Positive reviews | 0.0% of reviews | 83.3% of reviews — better |
| Number of ratings | 2 | 8 — 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 | 8 MB | 182 MB |
| Age rating | 4+ | 4+ |
| Developer | Bo Kalvslund | Glindemann, Sennoun, Langer GbR |
Customer experience
Trigonometry Calc
Unit Circle Calculator
In-app purchases
Trigonometry Calc
- Premium$0.99
Unit Circle Calculator
- +30 User Tokens$0.29
- +1 Convenience Token / 6h, max. +2$0.59
- +2 Convenience Tokens / 6h, max. +4$0.99
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- +150 User Tokens$0.99
- +300 User Tokens$1.49
- +4 Convenience Tokens / 6h, max. +8$1.59
- Remove Ads$1.99
- Lifetime Access$1.99
Questions
Is Trigonometry Calc free?
Is Unit Circle Calculator free?
Which has better reviews, Trigonometry Calc or Unit Circle Calculator?
Do Trigonometry Calc or Unit Circle Calculator have ads?
Which is updated more often, Trigonometry Calc or Unit Circle Calculator?
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