# Ditch vs Fish Mapping

The clearest difference is in-app purchases: Fish Mapping at none against Ditch's 2. Fish Mapping also leads on iOS requirement (13.4 vs 15.1). Ditch's advantage is rating (3.9 vs 3.7) and review sentiment (64% vs 50%). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Ditch sells 2 in-app purchases, starting at $24.99 per year. Fish Mapping asks for nothing beyond the download.

Ditch holds the better App Store score, 3.9 against 3.7. That said, the two scores are not equally well evidenced: Ditch has 22 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 64% of Ditch's written reviews are positive against 50% of Fish Mapping's.

Ditch ships an update monthly, Fish Mapping every 3 weeks. The most recent releases landed on August 4, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Ditch | Fish Mapping |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (22 ratings)](https://appshunter.io/ios/app/ditch-boat-navigation/id1667064532/reviews)** | [3.7 (3 ratings)](https://appshunter.io/ios/app/fish-mapping/id6450968706/reviews) |
| Number of ratings | **22** | 3 |
| Positive reviews | **64.3% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | **Free with in-app purchases** | Subscription |
| Best chart rank | **#189** | — |
| Size | 72 MB | 57 MB |
| Requires iOS | 15.1 | **13.4** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Extent Devices LLC](https://appshunter.io/developer/1665685027) | [OceanBytes Holding LLC](https://appshunter.io/developer/1686599948) |

## What reviewers say

### Ditch

[App page](https://appshunter.io/ios/app/ditch-boat-navigation/id1667064532)

**Currently charting:** #189 Top Grossing · Navigation (US App Store)

Enhance your boating experience with intelligent routing and accurate arrival time predictions. Visualize historical vessel traffic and customize charts for a personalized view of waterways, ensuring safer and more confident journeys on the water.

**Highlights:** AI-powered smart routing, Accurate ETA predictions, Historical AIS data visualization, Customizable marine charts, Live navigation view, Up-to-date waterway information

**Features:** macOS Compatibility, Family Sharing, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ditch Student Subscription | $24.99 | per year |
| Ditch Annual iOS Subscription | $29.99 | per year |


### Fish Mapping

[App page](https://appshunter.io/ios/app/fish-mapping/id6450968706)

This app provides detailed fishing recommendations and environmental data to help anglers find the best spots for bait and game fish. It displays information like plankton strength, sea surface temperature, and ocean currents to optimize fishing trips.

**Highlights:** Fishing Recommendations, Weed Lines, Plankton Front Strength, Sea Surface Temperature, Sub-Surface Temperatures, Sea Surface Height Anomalies, Ocean Currents

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Ditch free?

Ditch is free to download, with in-app purchases available.

### Is Fish Mapping free?

Fish Mapping is free to download, with no in-app purchases.

### Which has better reviews, Ditch or Fish Mapping?

Ditch is rated higher. Ditch averages 3.9 out of 5 from 22 ratings, while Fish Mapping averages 3.7 from 3 ratings.

### Do Ditch or Fish Mapping have ads?

Neither Ditch nor Fish Mapping shows ads.

### Which is updated more often, Ditch or Fish Mapping?

Ditch ships an update monthly, and Fish Mapping every 3 weeks. Most recently, Ditch was updated on August 4, 2026 and Fish Mapping on September 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*