Defend yourself as a rubber duck against incoming toy boats by throwing rocks. Enjoy authentic graphics and sounds inspired by bath toys in this endless aquatic adventure.





241+ iOS apps & games curated and reviewed
The best rubber duck defender apps and games on iPhone average 4.5★ across 241+ 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 | $1.99 | 5.0★ (3) | No | No | Aug 2026 | ||
| 2 | Free | — | Yes | No | May 2026 | ||
| 3 | Free | 4.6★ (29) | No | Yes | Oct 2026 | ||
| 4 | Free | 5.0★ (11) | No | No | Oct 2026 | ||
| 5 | Free | — | No | No | Oct 2026 | ||
| 6 | Free | 4.6★ (328) | Yes | No | Oct 2026 | ||
| 7 | Free | — | Yes | No | Aug 2026 | ||
| 8 | Free | 4.4★ (32) | Yes | Yes | Oct 2026 |





Defend yourself as a rubber duck against incoming toy boats by throwing rocks. Enjoy authentic graphics and sounds inspired by bath toys in this endless aquatic adventure.











Tap on various rubber duck characters to hear their unique "crazy" sounds. Choose from a diverse collection of ducks, each with its own distinct squeak and personality, to entertain yourself or bring a smile to a child's face.