Comparison

GrazeOK vs CalfDex

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

Head to head
About

GrazeOK

Features
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Managing livestock demands accurate and fast decisions for a successful operation. Nowadays, managers rely on either inaccurate visual inferences or expensive tools for acquiring fast answers to in-farm issues. GrazeOK is a user friendly electronic version of the Oklahoman grazing stick which allows fast and proper estimation of stock density, number of pastures, grazing and rest days by simply measuring plant height and canopy cover with a yard stick and inputting them in your phone. How it works: 1. Download GrazeOK, 2. With a yard stick, measure forage height and canopy cover (optional), 3. Input your operation details: forage species, livestock, grazing system (continuous, rotational, etc), 4. Get proper stock density, number of pastures, grazing and rest days for your operation. The results will be displayed in the screen of your phone and emailed to you (optional).

About

CalfDex

This mobile application allows beef ranchers to easily collect and record individual animal data in the field. All collected information is uploaded to the web for producers to access in user-friendly formats.

Highlights
  • Individual animal data collection
  • Field data recording
  • Web data upload
  • Producer-friendly data formats
  • Cross-platform compatibility
Features
Read full description

CalfDex is a free cross-platform mobile app designed for easy beef calf individual animal data collection and recording in the field. Data are uploaded to the web and made available is easy-to-use formats by the producer/rancher.

Screenshots

GrazeOK3 screens
CalfDex3 screens

Verdict

The call

The clearest difference is iOS requirement: GrazeOK at 9.0 against CalfDex's 13.0. 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.

UpkeepUpdate frequency

GrazeOK ships an update every 2 months, CalfDex every 5 months. The most recent releases landed on October 8, 2026 and October 6, 2026 respectively.

Scorecard1 real difference · 9 level
GrazeOK versus CalfDex: the parameters behind the verdict, then further details
ParameterGrazeOKCalfDex
PriceFreeFree
Rating—4.0 (6 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—6 — better
Update frequencyEvery 2 months — betterEvery 5 months
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS9.0 — better13.0
Further details — not scored
Size23 MB57 MB
Age rating4+4+
DeveloperOklahoma State UniversityK-State Diagnostic and Analytical Services, Inc

In-app purchases

None

GrazeOK

No in-app purchases

None

CalfDex

No in-app purchases

Questions

Is GrazeOK free?
GrazeOK is free to download, with no in-app purchases.
Is CalfDex free?
CalfDex is free to download, with no in-app purchases.
Do GrazeOK or CalfDex have ads?
Neither GrazeOK nor CalfDex shows ads.
Which is updated more often, GrazeOK or CalfDex?
GrazeOK ships an update every 2 months, and CalfDex every 5 months. Most recently, GrazeOK was updated on October 8, 2026 and CalfDex on October 6, 2026.

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