# Orbitas vs Subsurface Maps Offline

The clearest difference is update cadence: Subsurface Maps Offline at every 4 weeks against Orbitas's every 2 months. Orbitas's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Orbitas against 5.0 for Subsurface Maps Offline. Both are backed by a comparable volume of ratings — 2 and 2 respectively.

Orbitas ships an update every 2 months, Subsurface Maps Offline every 4 weeks. The most recent releases landed on October 4, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Orbitas | Subsurface Maps Offline |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/orbitas/id1510752147/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/subsurface-maps-offline/id6654924764/reviews) |
| Number of ratings | 2 | 2 |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | Free | Free |
| Size | 163 MB | 81 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tri-Global Technologies LLC](https://appshunter.io/developer/1031360631) | [Ben Hill](https://appshunter.io/developer/1645876200) |

## What reviewers say

### Orbitas

[App page](https://appshunter.io/ios/app/orbitas/id1510752147)

This app enables users to view accuracy and positional data from Asteri GNSS receivers. It allows for Real-Time Kinematic corrections and the collection of precise utility line information for above and below-ground features.

**Highlights:** View GNSS receiver accuracy and quality, Apply Real-Time Kinematic corrections, Utilize corrections in Apple software, Collect utility line information, Support for above and below-ground features

**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 Orbitas free?

Orbitas 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, Orbitas or Subsurface Maps Offline?

Orbitas and Subsurface Maps Offline are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

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

Neither Orbitas nor Subsurface Maps Offline shows ads.

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

Orbitas ships an update every 2 months, and Subsurface Maps Offline every 4 weeks. Most recently, Orbitas was updated on October 4, 2026 and Subsurface Maps Offline on October 3, 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.*