Comparison

FeedScan vs Pearson Square Calculation

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

Head to head
About

FeedScan

Streamline the submission of feed and forage samples to a laboratory. Capture detailed sample information, generate codes, and track analyses. View and share results, find drop-off locations, and receive updates, even without an internet connection.

Highlights
  • Scan barcodes or generate codes for samples
  • Enter and save sample information
  • View and share lab results
  • Navigate to sample drop points
  • Receive laboratory updates
  • Offline sample submission
Features
Read full description

Submit feed and forage samples to Rock River Laboratory quickly and easily with FeedScan. Recent updates also allow users to view and share results directly from the app, navigate to the nearest sample drop point, and receive important updates from the Rock River Laboratory team. Save time at the bunk with FeedScan sample submission. Rock River Laboratory’s FeedScan app allows you to submit sample information from the field using your iPhone, iPad, or iPod Touch to guide you through the process with no typing or writing. Simply scan the provided barcode, or generate a code on the fly for your sample bag, enter your sample information, and submit. You can even save sample descriptions to track repeated analyses! -Reduce sample information errors -Capture sample details -Unlock sample average information on results reports FeedScan does not require internet connectivity. If you find yourself out of range, sample information is saved and can be submitted when you are back in service. Rock River Laboratory login credentials are required. For more information contact us.

About

Pearson Square Calculation

This tool simplifies ration balancing using the Pearson square method. It helps determine exact proportions of ingredients for specific nutrient targets, applicable in various industries like animal feed, dairy, and food production.

Highlights
  • Pearson square method for ration balancing
  • Determine exact ingredient proportions
  • Calculate specific nutrient targets (e.g., crude protein)
  • Multipurpose application in various industries
  • Simplifies complex ratio calculations
Features
Read full description

The Pearson square or box method of balancing rations is a simple procedure that has been used for many years. It is of greatest value when only two ingredients are to be mixed. It is used to determine the exact proportions of feed needed to produce a specific quantity of crude protein, fat, TDP, etc (for example). It has a multipurpose application in determining ratio proportion in the milk industry, wine, food, and cattle feed industry. Enjoy using the Calculation and do review it on Appstore. Pearson Square Team.

Screenshots

FeedScan4 screens
Pearson Square Calculation3 screens

Verdict

The call

The clearest difference is review sentiment: FeedScan at 100% against Pearson Square Calculation's 0%. FeedScan also leads on price (Free vs $1.99) and rating (4.9 vs 3.8). On ratings volume, 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

FeedScan is free to download; Pearson Square Calculation costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

FeedScan holds the better App Store score, 4.9 against 3.8. Both are backed by a comparable volume of ratings — 8 and 16 respectively. Written reviews point the same way: 100% of FeedScan's written reviews are positive against 0% of Pearson Square Calculation's.

UpkeepUpdate frequency

FeedScan ships an update every 5 weeks, Pearson Square Calculation every 21 months. The most recent releases landed on September 23, 2026 and October 8, 2026 respectively.

Scorecard5 real differences · 5 level
FeedScan versus Pearson Square Calculation: the parameters behind the verdict, then further details
ParameterFeedScanPearson Square Calculation
PriceFree — better$1.99
Rating4.9 (8 ratings) — better3.8 (16 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings816 — better
Update frequencyEvery 5 weeks — betterEvery 21 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod, Mac — better
Requires iOS12.011.0 — better
Further details — not scored
Size6 MB1 MB
Age rating4+4+
DeveloperRock River Laboratory, Inc.Raghav Sharma

Customer experience

FeedScan

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Pearson Square Calculation

All ratings16 ratings
Positive68.8%
Neutral0.0%
Negative31.3%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

None

FeedScan

No in-app purchases

None

Pearson Square Calculation

No in-app purchases

Questions

Is FeedScan free?
FeedScan is free to download, with no in-app purchases.
Is Pearson Square Calculation free?
Pearson Square Calculation costs $1.99, with no in-app purchases.
Which has better reviews, FeedScan or Pearson Square Calculation?
FeedScan is rated higher. FeedScan averages 4.9 out of 5 from 8 ratings, while Pearson Square Calculation averages 3.8 from 16 ratings.
Do FeedScan or Pearson Square Calculation have ads?
Neither FeedScan nor Pearson Square Calculation shows ads.
Which is updated more often, FeedScan or Pearson Square Calculation?
FeedScan ships an update every 5 weeks, and Pearson Square Calculation every 21 months. Most recently, FeedScan was updated on September 23, 2026 and Pearson Square Calculation on October 8, 2026.

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