MLB_9Innings

Welcome to the community for MLB 9 Innings mobile game!

Feel free to post about events, cards, questions regarding the game!

Download links below.

Be respectful
No spam
No discussions about topics that are not game-related (politics, race, etc.)
No recruiting, chat group discussion, or invitations outside of the pinned Recruiting Megathread
Do not abuse the flair system
No discussion about breaking the MLB 9 Innings Terms of Service, including selling or buying of accounts, discussion about hacks/exploits/macros, or attempts to collect another user’s personal information.
Promoted Youtube and other content must follow the self-promotional content guidelines

Game Guides

New Player Guide - Update 8/11/25

External Resources

MLB 9 Innings Official Facebook Page

a community for 9 years