Lie group vs Probability Theory Foundations
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Lie group
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This app represents Lie algebra and Lie group. You can have some understanding for Lie algebra and Lie group.
Probability Theory Foundations
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Probability Theory Foundations is an independent study app for learners who want structured practice in core probability ideas, problem-solving habits, and exam-style reasoning. Built for students, self-learners, and anyone reviewing fundamentals, the app includes 160 questions across Fundamentals, Practical Skills, Common Pitfalls, and Advanced Concepts. Every question includes an explanation so you can understand why an answer works, not just whether it was right. Features: - FSRS spaced-repetition intervals to help review at the right time - Weak-point heatmap to spot topics that need attention - Daily challenge for consistent practice - Mock exams for timed review - Offline practice with no login required - Explanations for every question Practice offline, no login required. Independent study app for Probability Theory Foundations practice. Not affiliated with, endorsed by, or sponsored by any company, certification body, exam operator, or vendor. All trademarks belong to their respective owners.
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Verdict
The clearest difference is device support: Probability Theory Foundations at 3 against Lie group's —. On price, in-app purchases and iOS requirement 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 | Lie group | Probability Theory Foundations |
|---|---|---|
| Price | Free | Free |
| Ads | — | No |
| In-app purchases | No | No |
| Devices | — | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 6 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Sungjun Kim | AFTW LLC |
In-app purchases
Lie group
No in-app purchases
Probability Theory Foundations
No in-app purchases
Questions
Is Lie group free?
Is Probability Theory Foundations free?
Other comparisons
