Chess Openings Academy — Old versions
Christopher A. KellerNo older versions available yet. Current release.
What's new in 1.2.0
We've significantly expanded our chess opening library with 28 carefully curated new openings, each featuring professional analysis and detailed move-by-move explanations. Every opening includes strategic insights that help you understand the key ideas and principles behind the moves, providing a balanced coverage of both popular and classical openings suitable for all skill levels.
Signing history
Android only installs an update signed by the same key as the version already on your device. This timeline shows every signing key we've seen for Chess Openings Academy. One known signing key across every release we hold.
1.2.0
Current key1 release · Aug 2, 202674dd e3c5 fd48 57b2…
Certificates on record (1)
Every key we have ever recorded for Chess Openings Academy. New builds are compared against this set; a build signed by none of them is what our badge calls a mismatch.
- 74dd e3c5 fd48 57b2…Recorded the first time we scanned this package · Aug 2, 2026CN=Android, O=Google Inc.