Chess Endgame Puzzle Trainer icon

Chess Endgame Puzzle Trainerv2.0 / 3.5.78

Released July 2, 2026Major

iOS Android

What changed

  • New featureWeekly special events with bonus XP
  • SocialLive leaderboards and trophies for top finishes
  • New featureNew events calendar
  • New featureCross-device synchronization for event participation
  • UXImproved countdown accuracy and smoother event screens

Original release notes

What's new
• Special Events: join weekly events for bonus XP.
• Compete on live leaderboards and earn trophies for top finishes.
• New Events calendar to see what's coming up.
• Event participation now syncs across your devices (sign in to join).
• Accurate countdowns, smoother event screens, and polish fixes.

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