This app displays sea depth or land altitudes with a simple tap. It's ideal for travelers on cruises or hiking adventures, and can optionally track your journey.

248+ iOS apps & games curated and reviewed
Every iPhone needs a few good depth finder free apps and games. We benchmark 248+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | No | Jun 2026 | ||
| 2 | Free | 4.5★ (652) | Yes | Yes | Sep 2026 | ||
| 3 | Free | 2.9★ (2.3K) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.7★ (14K) | No | Yes | Sep 2026 | ||
| 5 | Free | 4.7★ (31K) | Yes | Yes | Sep 2026 | ||
| 6 | Free | 2.9★ (35) | No | No | May 2026 | ||
| 7 | Free | — | No | No | Jun 2026 | ||
| 8 | Free | 3.0★ (1) | No | No | Aug 2026 |

This app displays sea depth or land altitudes with a simple tap. It's ideal for travelers on cruises or hiking adventures, and can optionally track your journey.






This app provides detailed lake depth and bottom hardness maps to help anglers locate prime fishing spots. It also offers community features for sharing catches and tips, weather forecasts, and offline map access. Enhance your fishing experience with real-time sonar data when paired with compatible devices.






Access detailed nautical charts and advanced boating features offline on your mobile device. Plan trips with dock-to-dock guidance, check weather and tides, and connect with a community of boaters. Ideal for cruising, fishing, sailing, and diving.