Unit Circle Calculator vs Smart lecture ebook
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
Smart lecture ebook
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“Smart lecture ebook” is an innovative app that connects school textbook and e-learning video published by SHINKOSHUPPANSHA KEIRINKAN CO.,LTD. You can use not only a paper book but also a video and the sound, so you can learn by more effective way. In a waiting time, you can listen to the commentary of the question, and think about the question that you did not understand. You can use the following two features. 1. You can watch the video based on publication of SHINKOSHUPPANSHA KEIRINKAN CO.,LTD., when you press the link button located in the e-book. 2. You can start the AR camera and load the video from the paper book. ●The service that this application provides (A) “Free version e-book” which can read all of each e-book (B) “Paid version e-book” which can read all of each e-book
Screenshots
Verdict
The clearest difference is update cadence: Smart lecture ebook at daily against Unit Circle Calculator's every 3 weeks. Smart lecture ebook also leads on iOS requirement (13.0 vs 15.0). 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. Unit Circle Calculator sells 8 one-off in-app purchases and Smart lecture ebook sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Unit Circle Calculator ships an update every 3 weeks, Smart lecture ebook daily. The most recent releases landed on November 12, 2026 and November 7, 2026 respectively.
| Parameter | Unit Circle Calculator | Smart lecture ebook |
|---|---|---|
| Price | Free | Free |
| Rating | 3.4 (8 ratings) — better | — |
| Positive reviews | 83.3% of reviews | — |
| Number of ratings | 8 — better | — |
| Update frequency | Every 3 weeks | Daily — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 182 MB | 121 MB |
| Age rating | 4+ | 17+ |
| Developer | Glindemann, Sennoun, Langer GbR | SHINKOSHUPPANSHA KEIRINKAN Co.,Ltd |
In-app purchases
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
Smart lecture ebook
- JAPANESE MATH SmartLacture10$8.99
Questions
Is Unit Circle Calculator free?
Is Smart lecture ebook free?
Do Unit Circle Calculator or Smart lecture ebook have ads?
Which is updated more often, Unit Circle Calculator or Smart lecture ebook?
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