Compare: Chess Opening Blunders vs Chess Openings & Repertoire
| Stats |   Chess Opening Blunders |  Chess Openings & Repertoire |
|---|---|---|
| User count | 842,856 | 4,823 |
| Average rating | 4.41 | 0.00 |
| Rating count | 8,425 | 0 |
| Last updated | 2026-05-21 | 2026-05-25 |
| Size | 29.20MB | 112.67MB |
| Version | 5.4.1 | 3.5.38 |
| Short description | |
|---|---|
| Learn how to trap and how to avoid typical problems in more than 40 openings! | Learn chess openings, train your repertoire & solve 50,000+ opening puzzle |
| Full summary | |
- | - |
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