PentaProtocol is a competitive online strategy game built around unique pentagon-pattern rules on 5×5, 6×6, and 7×7 boards.
Choose your format, outplay opponents, and climb the ranks—or host a custom room and battle friends.
PLAY YOUR WAY
• Ranked — competitive ladder with ELO and placement matches
• Unranked — casual matchmaking across board sizes
• Custom rooms — create or join private games with a room code
• AI Challenge — practice against bots at multiple difficulties
• Training — learn patterns and sharpen your skills offline
DEEP STRATEGY
• Original pentagon-based win conditions and pattern systems
• Multiple board modes: 5×5, 6×6, and 7×7
• Series play, coin toss, and full match history in your career
MAKE IT YOURS
• Unlock themes, board skins, banners, and cosmetics in the Store
• Build your collection and equip items from your profile
• Daily, weekly, and permanent missions with rewards
SOCIAL & FAIR PLAY
• Friends, direct messages, and match invites
• Report tools and anti-abuse systems for a fair competitive environment
• Optional two-factor authentication for account security
ACCOUNT & SUPPORT
Create a free account with email or Google sign-in. Visit https://www.pentaprotocol.com for rules, privacy, and support.
PentaProtocol is free to play with optional in-app purchases for virtual currency and cosmetics. Virtual items have no real-world cash value.