Math Decoder vs Trig Function(Math Drills)
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Math Decoder
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Math Decoder challenges students to solve math problems presented as codes. Find the answer to addition, subtraction, multiplication and division problems by studying the symbols and decoding the numbers. Completing the activities involves using mental math skills. Math Decoder is designed to be a quick math exercise that teachers can use to provide practice in problem solving. Earn a trophy by answering 20 problems. Special sound effects make the game fun to use and the interactive design facilitate problem solving strategies.
Trig Function(Math Drills)
Practice trigonometric functions offline with automated question generation and correctness judgment. Review tips and answers, and compete in Challenge Mode to improve your rank. Ideal for students needing to master trigonometry.
- Offline learning
- Automated question generation
- Correctness judgment
- Tips and answers
- Challenge Mode
- Rank improvement
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You can learn Trigonometric Function offline. Since the question generation and the correctness judgment of the answer are automatically performed, you can work on the drill learning as many times as you like. You can also see tips and answers. Score high in Challenge Mode to improve your rank!!
Screenshots
Verdict
The clearest difference is price: Trig Function(Math Drills) at Free against Math Decoder's $0.99. Trig Function(Math Drills) also leads on update cadence (every 4 days vs every 36 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Trig Function(Math Drills) is free to download; Math Decoder costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Math Decoder ships an update every 36 months, Trig Function(Math Drills) every 4 days. The most recent releases landed on September 20, 2026 and August 4, 2026 respectively.
| Parameter | Math Decoder | Trig Function(Math Drills) |
|---|---|---|
| Price | $0.99 | Free β better |
| Update frequency | Every 36 months | Every 4 days β better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | β | Free |
| Devices | iPad | iPhone, iPod β better |
| Requires iOS | 12.0 | 12.0 |
| Further details β not scored | ||
| Size | 28 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Ventura Educational Systems | ι· η°ζ |
In-app purchases
Math Decoder
No in-app purchases
Trig Function(Math Drills)
No in-app purchases




