# Hathorn vs Subsurface Maps Offline

The clearest difference is rating: Subsurface Maps Offline at 5.0 against Hathorn's 4.5. Hathorn's advantage is update cadence (every 8 days vs every 4 weeks) and iOS requirement (13.0 vs 15.0). 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.

Subsurface Maps Offline holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 4 and 2 respectively.

Hathorn ships an update every 8 days, Subsurface Maps Offline every 4 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Hathorn | Subsurface Maps Offline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4 ratings)](https://appshunter.io/ios/app/hathorn-v4/id1608216018/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/subsurface-maps-offline/id6654924764/reviews)** |
| Number of ratings | **4** | 2 |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 4 weeks |
| Monetization | Free | Free |
| Size | 3 MB | 81 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [M.I.S. Electronics Inc.](https://appshunter.io/developer/1608216020) | [Ben Hill](https://appshunter.io/developer/1645876200) |

## What reviewers say

### Hathorn

[App page](https://appshunter.io/ios/app/hathorn-v4/id1608216018)

Connect to Wi-Fi enabled cameras and stream live video directly to your mobile device. Record footage and optionally capture audio for comprehensive documentation. This is the official application from Hathorn Corporation.

**Highlights:** Connect to Wi-Fi enabled cameras, Stream live video, Record video footage, Optional audio recording, Official Hathorn Corporation app

**Features:** macOS Compatibility

**In-app purchases:** none


### Subsurface Maps Offline

[App page](https://appshunter.io/ios/app/subsurface-maps-offline/id6654924764)

Access and edit your maps offline on your iOS device. Download maps from the cloud, make changes, and mark new points. Sync your edits back to the cloud for team access.

**Highlights:** Download maps for offline use, View and edit map features, Mark new points, Sync changes to the cloud, Turn map layers on/off

**In-app purchases:** none


## Frequently asked questions

### Is Hathorn free?

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

### Is Subsurface Maps Offline free?

Subsurface Maps Offline is free to download, with no in-app purchases.

### Which has better reviews, Hathorn or Subsurface Maps Offline?

Subsurface Maps Offline is rated higher. Hathorn averages 4.5 out of 5 from 4 ratings, while Subsurface Maps Offline averages 5.0 from 2 ratings.

### Do Hathorn or Subsurface Maps Offline have ads?

Neither Hathorn nor Subsurface Maps Offline shows ads.

### Which is updated more often, Hathorn or Subsurface Maps Offline?

Hathorn ships an update every 8 days, and Subsurface Maps Offline every 4 weeks. Most recently, Hathorn was updated on November 3, 2026 and Subsurface Maps Offline on November 4, 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.*