Comparison

UNI vs Stonex GOapp

Price, ratings, monetisation and update history for both apps, side by side โ€” with what reviewers say about each.

Head to head
About

UNI

Features
Read full description

marXact is a young Dutch company founded to make centimeter-accurate measuring solutions easy and affordable for anyone who knows how to use a smartphone. Next to the UNI-GR2 RTK GNSS Receiver, UNI-Cloud environment, UNI-RTK Premium correction data marXact now introduces the easiest surveying app - UNI-Collect. UNI-Collect lets anyone easily survey any object, sync that data to the UNI-Cloud, and generate project data in multiple formats such as AutoCAD DWG or CSV files. After importing your data, UNI-Collect will also let you stake out any object with ease. Features: - Point surveying - Polyline surveying - Polygon surveying - Offset point surveying - Point stake-out - Polyline stake-out - Polygon stake-out - Polyline offset - Polygon offset - Extend polyline - Extend polygon - Data stored in layers with unlimited attributes - Live UNI-Cloud synchronization - UNI-Cloud backup - UNI-Cloud API connection to get the data in your own GIS tooling - WMS/WFS background layers - Remote assistance from our UNI-Support team - Location input; UNI-GR1 / GR2 - Location input; Bluetooth NMEA 3d party GNSS receiver - Location input; Internal device location - Export: DXF/DWG/CSV/GeoJSON/LandXML - Import: DXF/DWG/CSV/GeoJSON/LandXML - Survey in any CRS system - UNI-Machine Control And much more!

About

Stonex GOapp

Features
Read full description

GOapp is a dedicated application for Stonex SLAM laser scanners. It provides a preview of the 3D model you are building in the survey, to see your current position and trajectory. Check the projects in the device's memory and start new ones with a click. It allows to download firmware updates and more.

Screenshots

UNI4 screens
Stonex GOapp4 screens

Verdict

The call

The clearest difference is update cadence: UNI at every 9 days against Stonex GOapp's every 2 months. Stonex GOapp's advantage is iOS requirement (13.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

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

UpkeepUpdate frequency

UNI ships an update every 9 days, Stonex GOapp every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

Scorecard2 real differences ยท 4 level
UNI versus Stonex GOapp: the parameters behind the verdict, then further details
ParameterUNIStonex GOapp
PriceFreeFree
Update frequencyEvery 9 days โ€” betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPadiPhone, iPad, iPod โ€” better
Requires iOS16.013.0 โ€” better
Further details โ€” not scored
Size89 MB95 MB
Age rating4+4+
DevelopermarXact B.V.STONEX

In-app purchases

None

UNI

No in-app purchases

None

Stonex GOapp

No in-app purchases

Questions

Is UNI free?
UNI is free to download, with no in-app purchases.
Is Stonex GOapp free?
Stonex GOapp is free to download, with no in-app purchases.
Do UNI or Stonex GOapp have ads?
Neither UNI nor Stonex GOapp shows ads.
Which is updated more often, UNI or Stonex GOapp?
UNI ships an update every 9 days, and Stonex GOapp every 2 months. Most recently, UNI was updated on November 3, 2026 and Stonex GOapp on October 30, 2026.

Other comparisons