# CalfGuide vs Allflex Site Survey

The clearest difference is update cadence: CalfGuide at every 2 months against Allflex Site Survey's every 4 months. Allflex Site Survey's advantage is iOS requirement (9.0 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CalfGuide ships an update every 2 months, Allflex Site Survey every 4 months. The most recent releases landed on September 23, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | CalfGuide | Allflex Site Survey |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 4 months |
| Monetization | Free | — |
| Size | 82 MB | 88 MB |
| Requires iOS | 17.6 | **9.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Holm & Laue GmbH & Co. KG](https://appshunter.io/developer/1460267524) | [SCR Ltd](https://appshunter.io/developer/928354281) |

## What reviewers say

### CalfGuide

[App page](https://appshunter.io/ios/app/calfguide/id1460267525)

Manage calf feeding data, monitor drinking habits, and track health with detailed insights from automated systems. Receive customizable notifications for feeding, fill levels, and system alerts to keep your calf barn running smoothly.

**Highlights:** Calf list with feeding data, Automated system overview, Customizable push notifications, Calf health assessment tool, Multi-feeder management

**Features:** macOS Compatibility

**In-app purchases:** none


### Allflex Site Survey

[App page](https://appshunter.io/ios/app/allflex-site-survey/id1487657483)

**In-app purchases:** none


## Frequently asked questions

### Is CalfGuide free?

CalfGuide is free to download, with no in-app purchases.

### Is Allflex Site Survey free?

Allflex Site Survey is free to download, with no in-app purchases.

### Do CalfGuide or Allflex Site Survey have ads?

Neither CalfGuide nor Allflex Site Survey shows ads.

### Which is updated more often, CalfGuide or Allflex Site Survey?

CalfGuide ships an update every 2 months, and Allflex Site Survey every 4 months. Most recently, CalfGuide was updated on September 23, 2026 and Allflex Site Survey on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*