Speed Trigonometry vs AutoStem
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Speed Trigonometry
This app helps students quickly memorize the unit circle. It quizzes users on sine, cosine, tangent, and inverse trigonometric values for key angles. Developed by students for students, it's ideal for precalculus learners.
- Unit circle memorization
- Quizzes on trig values
- Focus on key angles
- Sine, cosine, tangent, inverse values
- Student-developed
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Speed Trig is the #1 app for memorizing the unit circle fast. Designed for students enrolled in Precalculus, the app quizzes you on the sine, cosine, tangent, and inverse trig values of the four main unit circle angles: π/2, π/3, π/4, and π/6. Our app was made by students, for students.
AutoStem
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Auto STEM - Learn Science Through Cars Discover the exciting world of STEM (Science, Technology, Engineering, and Mathematics) through hands-on automotive learning! Auto STEM is an innovative educational app that makes learning engaging by connecting STEM concepts with real-world car mechanics and engineering.
Screenshots
Verdict
The clearest difference is iOS requirement: AutoStem at 13.0 against Speed Trigonometry's 18.5. On price, ads, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Speed Trigonometry | AutoStem |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 5 — better | — |
| Update frequency | Every 14 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 18.5 | 13.0 — better |
| Further details — not scored | ||
| Size | 2 MB | 22 MB |
| Age rating | 4+ | 4+ |
| Developer | Nick Petroni | Coding Minds, Inc. |
In-app purchases
Speed Trigonometry
No in-app purchases
AutoStem
No in-app purchases
Questions
Is Speed Trigonometry free?
Is AutoStem free?
Do Speed Trigonometry or AutoStem have ads?
Other comparisons
