248+ iOS apps & games curated and reviewed
The best xo online apps and games on iPhone average 4.4★ across 248+ titles — we've ranked them by what real users actually keep on their phones. Updated October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.4★ (254) | Yes | No | Oct 2026 | |
| 2 |  | Free | 4.5★ (2.8K) | Yes | Yes | Oct 2026 | |
| 3 |  | Free | — | Yes | No | May 2026 | |
| 4 |  | Free | 4.8★ (69K) | Yes | Yes | Oct 2026 | |
| 5 |  | Free | 4.5★ (1.2K) | Yes | Yes | Oct 2026 | |
| 6 |  | Free | — | No | No | May 2026 | |
| 7 |  | Free | 4.5★ (803) | Yes | Yes | Oct 2026 | |
| 8 |  | Free | 4.6★ (176) | Yes | Yes | Oct 2026 |
Engage in the classic game of Tic Tac Toe with multiple play modes. Challenge AI opponents at various difficulty levels, play with friends via Bluetooth, or compete against players worldwide online. Includes a chat feature for in-game communication.
Enjoy a classic strategy board game experience with this app. Play against friends on the same device, challenge opponents online, or test your skills against the AI. It's a quick and fun pastime for all ages.
A simple and popular game of Tic Tac Toe that can be enjoyed by players of all ages. Compete against yourself, a friend, or opponents online to achieve five in a row and climb the leaderboards. Express yourself with smileys during gameplay.
