permutation group vs FIDELs
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
permutation group
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This app represents permutation group. You can have some understanding for permutation groups, S3 and D4.
FIDELs
This app offers a modern and engaging approach to learning Tigrinya and Amharic. It features interactive lessons, practice tools, and progress tracking to build language confidence for beginners and heritage speakers alike.
- Learn Tigrinya and Amharic alphabets
- Interactive lessons and quizzes
- Progress tracking
- Clean and easy-to-use design
- Dark mode support
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Fidel is a modern language learning app designed to help you learn Tigrinya and Amharic in a simple, engaging, and effective way. Whether you are a beginner or want to reconnect with your heritage language, Fidel provides interactive lessons and practice tools to help you build confidence. FEATURES • Learn the Tigrinya and Amharic alphabets with audio and visuals • Practice with interactive lessons and quizzes • Track your progress and stay motivated • Clean and easy-to-use design • Dark mode support for comfortable learning Fidel is perfect for students, families, and anyone interested in East African languages. Start your language journey today with Fidel.
Screenshots
Verdict
The clearest difference is in-app purchases: permutation group at none against FIDELs's 1. On price, ads, device support 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. FIDELs sells 1 in-app purchase, starting at $6.99 per month. permutation group asks for nothing beyond the download.
| Parameter | permutation group | FIDELs |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 2 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 16.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 6 MB | 49 MB |
| Age rating | 4+ | 4+ |
| Developer | Sungjun Kim | Tedros Beyan |
In-app purchases
permutation group
No in-app purchases
FIDELs
- Fidel Pro Monthly$6.991 Month
