Gentry Controls vs Calf Keeper
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gentry Controls
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Easy, secure, real-time, and historical access to your Gentry Controls products and systems from anywhere on any device. Keep an eye on how things are running even when you're not there. * Requires active remote access service from Gentry Controls.
Calf Keeper
This app helps livestock owners manage their herds by tracking calf births, linking animals, and calculating calving dates. Premium features allow for custom data fields, animal scoring, photo uploads, and collaborative herd management.
- Calf birth tracking
- Herd linking (cows, bulls)
- Gestation calculator
- Customizable data fields
- Animal scoring
- Photo uploads
- Collaborative herd management
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Calf Keeper is a calving book designed to be simple, easy to use, and customizable. Users can track data about calves as they're born and also link the calves to cows and bulls in their cattle herd. A gestation calculator is also provided to calculate approximate calving dates. By upgrading to Calf Keeper PLUS, users can customize their data entry. New fields can be added to allow you to track the data that is important to your operation. Users can also track customizable scores to help build a better picture of the quality of an animal. PRO users can add up to 10 photos per animal and also invite other users to manage their herd. When changes are made by other users, you can receive a notification to stay up to date with the latest status of your herd. Before purchasing a subscription, try a free 30-day trial to see if Calf Keeper is right for your operation. Calf Keeper is powered by Cattle Market Mobile. Terms of Service: https://www.calfkeeper.com/legal/terms
Screenshots
Verdict
The clearest difference is in-app purchases: Gentry Controls at none against Calf Keeper's 4. Calf Keeper's advantage is iOS requirement (15.0 vs 17.0). On price, update cadence, ads 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
Both are free to download. Calf Keeper sells 4 in-app purchases, starting at $5.99 per month. Gentry Controls asks for nothing beyond the download.
Gentry Controls ships an update weekly, Calf Keeper every 2 weeks. Both last shipped on September 23, 2026.
| Parameter | Gentry Controls | Calf Keeper |
|---|---|---|
| Price | Free | Free |
| Rating | — | 4.2 (5 ratings) — better |
| Positive reviews | — | 33.3% of reviews |
| Number of ratings | — | 5 — better |
| Update frequency | Weekly — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 63 MB | 56 MB |
| Age rating | 4+ | 4+ |
| Developer | Gentry Controls & Consulting LLC | CattleSync, LLC |
In-app purchases
Gentry Controls
No in-app purchases
Calf Keeper
- Calf Keeper Plus (Monthly)1 Month trial$5.991 Month
- Calf Keeper Pro (Monthly)1 Month trial$9.991 Month
- Calf Keeper Plus (Yearly)1 Month trial$59.991 Year
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- Calf Keeper Pro (Yearly)1 Month trial$99.991 Year
Questions
Is Gentry Controls free?
Is Calf Keeper free?
Do Gentry Controls or Calf Keeper have ads?
Which is updated more often, Gentry Controls or Calf Keeper?
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