KoolStock vs Good Bulls
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
KoolStock
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This app allows Sapien koolcollect clients to check on their animal data stored in the cloud. Users can search for animals by Name, Society ID, NLIS, RFID or Management number. - View animal Society Data - View animal Birth Data - View animal EBVs - View Comments stored against animals - Make new Alerts for animals in the paddock and be reminded when they are next handled in the yards. Sapien KoolPerform clients can setup Dam lists for recording Offspring at birth in the paddock. Multi user supported.
Good Bulls
This app helps dairy farmers and advisors in Australia select the best bulls for their herds. It allows users to sort, filter, and compare bulls based on breeding objectives and Australian Breeding Values (ABVs). Users can also shortlist bulls and share selections with advisors.
- Herd improvement in your palm
- Search 20,000 bulls with ABVs
- Sort by BPI, HWI, SI indices
- Filter with 50+ criteria
- Compare and shortlist bulls
- Export selections to advisors
- Offline search capability
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Note: This app has been specifically designed for dairy farmers and advisors in the Australian dairy industry. The Good Bulls app puts the power of herd improvement in the palm of your hand. The Good Bulls app builds on the popular Good Bulls Guide but offers so much more. Find your ideal bull team using Australian Breeding Values (ABVs) for 20,000 bulls. Sort, filter and shortlist bulls that match your breeding objectives and share with your supplier. The Good Bulls mobile app is free and easy to use. - Set a reminder to begin making bull choices - Sort bulls on Australiaβs three breeding indices; Balanced Performance Index (BPI), Health Weighted Index (HWI), Sustainability Index (SI) - Search for bulls from Australia and around the world - Refine your search using any of the 50 filters - View information on a bull and make bull comparisons - Shortlist bulls that match your preferences - Export individual bulls and shortlists to your advisor or supplier. Updated ABV data for the app will be available following each ABV release. You can download the data at any time. The app does not require internet connectivity to perform searches allowing you the freedom to search bulls no matter where you are. This app was developed by Datagene and Dairy Australia, in close consultation with dairy farmers and advisors.
Screenshots
Verdict
The clearest difference is update cadence: KoolStock at every 6 weeks against Good Bulls's every 4 months. Good Bulls's advantage is iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
KoolStock ships an update every 6 weeks, Good Bulls every 4 months. The most recent releases landed on September 23, 2026 and September 14, 2026 respectively.
| Parameter | KoolStock | Good Bulls |
|---|---|---|
| Price | Free | Free |
| Positive reviews | β | 66.7% of reviews |
| Update frequency | Every 6 weeks β better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | β | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 | 12.0 β better |
| Further details β not scored | ||
| Size | 98 MB | 54 MB |
| Age rating | 4+ | 4+ |
| Developer | Sapien Technology Pty Ltd | DATAGENE LIMITED |
In-app purchases
KoolStock
No in-app purchases
Good Bulls
No in-app purchases







