# Ditch vs On My Marks

The clearest difference is rating: On My Marks at 5.0 against Ditch's 4.0. On My Marks also leads on review sentiment (100% vs 64%). Ditch's advantage is ratings volume (23 vs 2) and iOS requirement (15.1 vs 17.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Ditch sells 2 in-app purchases, starting at $24.99 per year and On My Marks sells 1 in-app purchase, starting at $49.99 per year. Whichever you choose, the download price is not the number that matters.

On My Marks holds the better App Store score, 5.0 against 4.0. That said, the two scores are not equally well evidenced: Ditch has 23 ratings behind it against 2, 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 100% of On My Marks's.

Ditch ships an update monthly, On My Marks every 2 weeks. The most recent releases landed on October 24, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Ditch | On My Marks |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.0 (23 ratings)](https://appshunter.io/ios/app/ditch-boat-navigation/id1667064532/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/on-my-marks/id6737274150/reviews)** |
| Number of ratings | **23** | 2 |
| Positive reviews | 64.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 72 MB | 61 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Extent Devices LLC](https://appshunter.io/developer/1665685027) | [On My Marks, LLC](https://appshunter.io/developer/1775694456) |

## What reviewers say

### Ditch

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

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 |


### On My Marks

[App page](https://appshunter.io/ios/app/on-my-marks/id6737274150)

Organize and manage your GPS waypoints from various devices and software. Easily import, edit, merge, and export your marks to declutter and streamline your navigation data for fishing, boating, diving, and outdoor exploration.

**Highlights:** Import GPS waypoints, Edit waypoint data, Merge duplicate waypoints, Export waypoint data, Supports Garmin Active Captain, Supports Simrad, C-Map, Lowrance

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $49.99 | per year |


## Frequently asked questions

### Is Ditch free?

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

### Is On My Marks free?

On My Marks is free to download, with in-app purchases available.

### Which has better reviews, Ditch or On My Marks?

On My Marks is rated higher. Ditch averages 4.0 out of 5 from 23 ratings, while On My Marks averages 5.0 from 2 ratings.

### Do Ditch or On My Marks have ads?

Neither Ditch nor On My Marks shows ads.

### Which is updated more often, Ditch or On My Marks?

Ditch ships an update monthly, and On My Marks every 2 weeks. Most recently, Ditch was updated on October 24, 2026 and On My Marks on October 17, 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.*