# Orbitas vs Earth Science Systems Surveyor

The clearest difference is iOS requirement: Orbitas at 13.0 against Earth Science Systems Surveyor's 15.5. On price, update cadence, 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.

Orbitas ships an update every 2 months, Earth Science Systems Surveyor every 3 months. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Orbitas | Earth Science Systems Surveyor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/orbitas/id1510752147/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 163 MB | 55 MB |
| Requires iOS | **13.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tri-Global Technologies LLC](https://appshunter.io/developer/1031360631) | [Earth Science Systems, LLC](https://appshunter.io/developer/1721440272) |

## 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


### Earth Science Systems Surveyor

[App page](https://appshunter.io/ios/app/earth-science-systems-surveyor/id6474365145)

**In-app purchases:** none


## Frequently asked questions

### Is Orbitas free?

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

### Is Earth Science Systems Surveyor free?

Earth Science Systems Surveyor is free to download, with no in-app purchases.

### Do Orbitas or Earth Science Systems Surveyor have ads?

Neither Orbitas nor Earth Science Systems Surveyor shows ads.

### Which is updated more often, Orbitas or Earth Science Systems Surveyor?

Orbitas ships an update every 2 months, and Earth Science Systems Surveyor every 3 months. Most recently, Orbitas was updated on November 3, 2026 and Earth Science Systems Surveyor 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.*