Comparison

FieldAgent vs RNA Sampling

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

Head to head
About

FieldAgent

Capture and analyze high-resolution aerial imagery from compatible drones to gain real-time insights into crop health and field performance. Plan flights, monitor agronomic data, and make faster, more precise agricultural decisions throughout the season.

Highlights
  • Capture high-resolution aerial imagery
  • Monitor agronomic data
  • Plan drone flight paths
  • View field-level satellite data
  • Analyze crop health and performance
  • Real-time agricultural insights
Features
Read full description

The FieldAgent iOS App from Sentera helps pilots fly compatible DJI drones to capture high-resolution imagery to generate real-time insights and analytics. What’s great about the FieldAgent iOS App? -Capture and monitor agronomic data to validate outcomes and understand crop health and performance throughout the entire season. -Fly your chosen drone to capture high-resolution imagery, getting 100% aerial coverage to truly see performance across your fields -Plan in-field priorities with the ability to create flight plans, and view and act on notifications, both of which can inform boots-on-the-ground scouting -View field-level satellite data to understand what’s happening within your fields at any point in the season -Analyze and act given the data at hand, helping to power faster and more precise agronomic decisions Sentera’s FieldAgent Desktop & Web platforms extend functionality beyond the iOS app to dig deeper into analysis with data visualization and reporting. As a result, understand crop health performance throughout the season, from emergence to harvest and every stage in between. For more information about FieldAgent, visit http://www.sentera.com.

About

RNA Sampling

This app streamlines agricultural sample data collection for clients. It features QR code scanning, real-time data processing, and smart management of field samples and test results. Organize, edit, and track your sample history with ease, even offline.

Highlights
  • QR code scanning for sample tags
  • Real-time data processing and validation
  • Organize field samples and test results
  • Edit and update sample records
  • Add field observations and notes
  • Track sample history with timestamps
  • Offline functionality
Features
Read full description

Title: QR Scanner & Data Manager - Crop Diagnostix Client Portal Description: Designed exclusively for Crop Diagnostix clients, this QR code scanning application streamlines your sample data collection workflow with features tailored to agricultural diagnostics and field testing. Key Features: Quick Scanning: Built-in QR code scanner for Crop Diagnostix sample tags and documentation Real-time Processing: Immediately parse and validate diagnostic sample data Smart Data Management: Organize field samples and test results systematically Edit and update sample records on the fly Add field observations and notes to entries Track complete sample history with timestamps Interface & Navigation: Clean, user-friendly design with three main sections: Scanner Tab: Access the QR code scanner Data Entry Tab: View and modify sample information History Tab: Browse complete sampling history Data Handling: Secure local storage of all sample data Detailed record keeping with: Unique sample IDs Collection timestamps Sample categories Field observations Easy data editing and updating capabilities Use Cases: Field sample tracking Diagnostic result management Crop monitoring Testing documentation Agricultural data collection Additional Features: Offline functionality for field use Quick data export options Search and filter capabilities Data backup support

Screenshots

FieldAgent4 screens
RNA Sampling4 screens

Verdict

The call

The clearest difference is rating: RNA Sampling at 5.0 against FieldAgent's 4.3. RNA Sampling also leads on update cadence (weekly vs monthly) and monetization model (free vs ad-supported). FieldAgent's advantage is ratings volume (51 vs 3). On price, ads, in-app purchases and device support 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

RNA Sampling holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: FieldAgent has 51 ratings behind it against 3, so its average is the more settled of the two.

UpkeepUpdate frequency

FieldAgent ships an update monthly, RNA Sampling weekly. The most recent releases landed on August 15, 2026 and September 17, 2026 respectively.

Scorecard4 real differences · 6 level
FieldAgent versus RNA Sampling: the parameters behind the verdict, then further details
ParameterFieldAgentRNA Sampling
PriceFreeFree
Rating4.3 (51 ratings)5.0 (3 ratings) — better
Positive reviews75.0% of reviews—
Number of ratings51 — better3
Update frequencyMonthlyWeekly — better
AdsNoNo
In-app purchasesNoNo
MonetizationAd-supportedFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS14.0 — better15.6
Further details — not scored
Size127 MB44 MB
Age rating4+4+
DeveloperSentera, Inc.Crop Diagnostix Inc.

Customer experience

FieldAgent

All ratings51 ratings
Positive76.5%
Neutral11.8%
Negative11.8%
Written reviews12 reviews
Positive75.0%
Neutral8.3%
Negative16.7%

RNA Sampling

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

In-app purchases

None

FieldAgent

No in-app purchases

None

RNA Sampling

No in-app purchases

Questions

Is FieldAgent free?
FieldAgent is free to download, with no in-app purchases.
Is RNA Sampling free?
RNA Sampling is free to download, with no in-app purchases.
Which has better reviews, FieldAgent or RNA Sampling?
RNA Sampling is rated higher. FieldAgent averages 4.3 out of 5 from 51 ratings, while RNA Sampling averages 5.0 from 3 ratings.
Do FieldAgent or RNA Sampling have ads?
Neither FieldAgent nor RNA Sampling shows ads.
Which is updated more often, FieldAgent or RNA Sampling?
FieldAgent ships an update monthly, and RNA Sampling weekly. Most recently, FieldAgent was updated on August 15, 2026 and RNA Sampling on September 17, 2026.

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