Caro Online - Gomoku PvP

Caro Online is the classic Gomoku game — five in a row — rebuilt for real-time online play. Challenge real players around the world, sharpen your skills against a smart AI, or play with a friend on one phone.

★ PLAY ONLINE WITH REAL PLAYERS
• Quick Match pairs you with a player near your Elo rating
• Browse Open Rooms and join any waiting game in one tap
• Create a public or private room and share the invite link with friends
• Real-time moves, turn timer and in-game chat bubbles
• Rematch and draw offers after every game

★ CLIMB THE ELO RANKING
• Standard Elo rating: beat stronger players to gain more points
• Global leaderboard and full match history
• Replay any match move by move and learn from your mistakes

★ PLAY OFFLINE VS AI
• Three difficulty levels: Easy, Medium and Hard
• No internet or account needed — perfect for practice anytime
• If no opponent is available online, you can jump straight into a game against the Computer

★ 2 PLAYERS ON ONE PHONE
• Classic pass-and-play mode for friends and family

★ TWO RULESETS
• Standard Gomoku: any five in a row wins
• Vietnamese Caro (advanced): a line of five blocked at both ends does not count — just like the paper-and-pen game played in school

★ BEAUTIFUL BOARDS
• Classic Wood, School Notebook, Midnight Blue, Bamboo Garden, Sakura Blossom, Royal Marble, Neon Cyber, Golden Dragon and Jade Palace
• Unlock boards for free by watching short rewarded videos, or get the Premium Pack

★ MADE FOR EVERY PLAYER
• Play as a Guest instantly or sign in with Google to keep your Elo on any device
• Supports English, Vietnamese, Japanese, Chinese and Spanish
• Clear layout that stays readable with large system fonts

HOW TO PLAY
Players take turns placing X and O on a 15×15 board. The first player to line up five marks horizontally, vertically or diagonally wins. Simple to learn, deep to master — a true strategy board game like Tic Tac Toe, but bigger and smarter.

Download Caro Online now and see how far up the leaderboard you can climb!

Caro Online is free to play with optional in-app purchases (cosmetic boards only) and ads.