Now on the App Store

Arbiter

The AI-powered rules judge and Commander companion. Settle disputes, track life totals, and build better decks — all at the table.

⚖️ AI Rules Judge ♾️ Life Counter 🃏 Deck Builder 👥 Multiplayer Sync 📖 Card Codex 🎲 Dice Roller

Free to Download

Available now on iPhone & iPad

Download Arbiter free and get instant access to the AI Judge, life tracker, and Card Codex. Upgrade to Pro for unlimited AI questions and full Commander features.

Download on the App Store

Free · In-App Purchases Available · iOS 18+