# Open Sea OpenSeaMap Browser vs Memory

The clearest difference is review sentiment: Memory at 81% against Open Sea OpenSeaMap Browser's 25%. Memory also leads on rating (4.9 vs 3.2) and update cadence (every 3 months vs every 102 months). Open Sea OpenSeaMap Browser's advantage is monetization model (free vs free with in-app purchases). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Memory holds the better App Store score, 4.9 against 3.2. Both are backed by a comparable volume of ratings — 5 and 10 respectively. Written reviews point the same way: 25% of Open Sea OpenSeaMap Browser's written reviews are positive against 81% of Memory's.

Open Sea OpenSeaMap Browser ships an update every 102 months, Memory every 3 months. The most recent releases landed on October 10, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Open Sea OpenSeaMap Browser | Memory |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.2 (5 ratings)](https://appshunter.io/ios/app/open-sea-openseamap-browser/id1028248846/reviews) | **[4.9 (10 ratings)](https://appshunter.io/ios/app/memory-map-for-all/id1601873836/reviews)** |
| Number of ratings | 5 | **10** |
| Positive reviews | 25.0% of reviews | **81.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 102 months | **Every 3 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 1 MB | 42 MB |
| Requires iOS | 15.5 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mobile Geographics](https://appshunter.io/developer/286844996) | [Memory-Map](https://appshunter.io/developer/349996087) |

## What reviewers say

### Open Sea OpenSeaMap Browser

[App page](https://appshunter.io/ios/app/open-sea-openseamap-browser/id1028248846)

This app provides access to nautical chart data and map image tiles generated by a collaborative open-source mapping project. It serves as a browser for freely usable marine navigation information.

**Highlights:** Nautical chart data access, Map image tile generation, Open-source mapping project browser, Freely usable marine navigation info

**In-app purchases:** none


### Memory

[App page](https://appshunter.io/ios/app/memory-map-for-all/id1601873836)

Navigate anywhere with offline maps and GPS. Access a vast library of global maps, plan routes, and track your journey without a mobile data connection. Sync data across devices for seamless planning and navigation.

**Highlights:** Offline GPS navigation, Downloadable global maps, Route planning and editing, 3D World map view, Interactive terrain elevation profiles, Cloud sync across devices, GPX file import/export

**In-app purchases:** none

**What reviewers like**

- 🗺️ Excellent map quality and detail
- 📥 Offline map download capability
- 💰 One-time purchase option (no subscription)
- 🔄 Cross-device sync functionality
- 🧭 Comprehensive navigation features

**What reviewers complain about**

- 🐛 App closing issues (swipe-up doesn't work properly)
- 🚗 No Apple CarPlay integration
- 🧩 Non-intuitive user interface
- 🔄 Slow feature development over years
- 📱 Dynamic Island compatibility issues

**Reported bugs**

- App won't close properly with swipe-up gesture on iPhone
- Startup error message about improper closure
- Maps fail to download on new devices
- GPS location not detected on iPad despite enabled settings
- App switching gesture interferes with map centering

**Requested features**

- Apple CarPlay support
- Map auto-rotation to direction of travel
- More custom waypoint icons (food drop, water source, campsite, etc.)
- Better route optimization with more waypoints
- Map orientation options (North-up vs. route-up)


## Frequently asked questions

### Is Open Sea OpenSeaMap Browser free?

Open Sea OpenSeaMap Browser is free to download, with no in-app purchases.

### Is Memory free?

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

### Which has better reviews, Open Sea OpenSeaMap Browser or Memory?

Memory is rated higher. Open Sea OpenSeaMap Browser averages 3.2 out of 5 from 5 ratings, while Memory averages 4.9 from 10 ratings.

### Do Open Sea OpenSeaMap Browser or Memory have ads?

Neither Open Sea OpenSeaMap Browser nor Memory shows ads.

### Which is updated more often, Open Sea OpenSeaMap Browser or Memory?

Open Sea OpenSeaMap Browser ships an update every 102 months, and Memory every 3 months. Most recently, Open Sea OpenSeaMap Browser was updated on October 10, 2026 and Memory on October 25, 2026.

---

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