Comparison

TerraFlex vs FastXY

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

Head to head
About

TerraFlex

Streamline geospatial field work with a unified system for data collection and updates. Create custom forms to capture geolocated information for GIS, incident reports, inspections, and more. Keep your team organized and in sync with cloud-hosted data administration.

Highlights
  • Customizable data collection forms
  • Geolocated information capture
  • Cloud-hosted data administration
  • Team synchronization
  • Field assignment grouping
  • Data update workflows
Features
Read full description

Unify all of your data collection and update activities with a single system for everyday geospatial field work. Use TerraFlex to collect or update any kind of data in the field with simple forms that you create. Whether your day includes capturing GIS data, incident reports, emergency management or simple inspections, you can use the same streamlined approach to collect geolocated information. Now you can keep field users focused on getting the job done fast. Keep your whole team in sync. No matter how big or small your project, you can review the data as it is collected in the field. •Hosted in the cloud to push out changes to the team instantly •Stay organized by grouping field assignments and data •Data administration and management is done for you via the cloud •Make use of powerful data update workflows with TerraFlex Advanced Getting up and running with TerraFlex is easy. 1) Sign up to create your account. 2) Sign in to Cloud services. 3) Download the Mobile app and you are all set. ---------------------------------- Note: Trimble TerraFlex is designed for your iPhone device. Continued use of GPS running in the background can dramatically decrease battery life.

About

FastXY

This app enables high-accuracy GNSS data collection for professional surveying and GIS applications. It supports various data types, stake-out functions, and offline use, with multiple export options for seamless integration with other software.

Highlights
  • High-accuracy GNSS data collection
  • Point, line, and polygon data capture
  • Submeter or centimeter (RTK) accuracy
  • Stake-out feature
  • Offline data collection
  • Multiple export formats (CSV, shp, DXF/DWG)
  • Feature/attribute/value pick lists
Features
Read full description

FastXY is a high-accuracy GNSS data collection app designed for use with Eos GNSS receivers (www.eos-gnss.com). Collect point, line, polygon data with submeter or centimeter (RTK) survey-grade accuracy or use its stake-out feature to stake points to survey-grade accuracy. After data is collected, upload your data via CSV, shp, DXF/DWG to your favorite GIS/CAD. Key features: -Setup feature/attribute/value pick lists for easy field data entry. Collect ad hoc data in the field without setting up ahead of time. -Stakeout points loaded from DXF/DWG, CSV or shp files. -Collect raw data for post-processing and auto-submit to OPUS from your mobile device (https://www.ngs.noaa.gov/OPUS/) -World-wide 3D base map for visual reference in the field. -Doesn’t require an internet connection.

Screenshots

TerraFlex2 screens
FastXY4 screens

Verdict

The call

The clearest difference is rating: FastXY at 5.0 against TerraFlex's 2.4. FastXY also leads on monetization model (free vs freemium). TerraFlex's advantage is ratings volume (34 vs 3). On price, update cadence, ads and in-app purchases there is nothing between them.

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

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

FastXY holds the better App Store score, 5.0 against 2.4. That said, the two scores are not equally well evidenced: TerraFlex has 34 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

TerraFlex ships an update monthly, FastXY every 2 months. The most recent releases landed on September 23, 2026 and July 19, 2026 respectively.

Scorecard3 real differences · 7 level
TerraFlex versus FastXY: the parameters behind the verdict, then further details
ParameterTerraFlexFastXY
PriceFreeFree
Rating2.4 (34 ratings)5.0 (3 ratings) — better
Positive reviews11.5% of reviews—
Number of ratings34 — better3
Update frequencyMonthly — betterEvery 2 months
AdsNoNo
In-app purchasesNoNo
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.5
Further details — not scored
Size319 MB96 MB
Age rating4+4+
DeveloperTrimble Inc.Discovery Management Group

Customer experience

TerraFlex

All ratings34 ratings
Positive32.4%
Neutral8.8%
Negative58.8%
Written reviews26 reviews
Positive11.5%
Neutral15.4%
Negative73.1%

FastXY

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

TerraFlex

No in-app purchases

None

FastXY

No in-app purchases

Questions

Is TerraFlex free?
TerraFlex is free to download, with no in-app purchases.
Is FastXY free?
FastXY is free to download, with no in-app purchases.
Which has better reviews, TerraFlex or FastXY?
FastXY is rated higher. TerraFlex averages 2.4 out of 5 from 34 ratings, while FastXY averages 5.0 from 3 ratings.
Do TerraFlex or FastXY have ads?
Neither TerraFlex nor FastXY shows ads.
Which is updated more often, TerraFlex or FastXY?
TerraFlex ships an update monthly, and FastXY every 2 months. Most recently, TerraFlex was updated on September 23, 2026 and FastXY on July 19, 2026.

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