# Veterinary Surveillance System vs FeedMixer

The clearest difference is update cadence: FeedMixer at every 7 months against Veterinary Surveillance System's every 52 months. FeedMixer also leads on iOS requirement (11.0 vs 15.0). 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.

Veterinary Surveillance System ships an update every 52 months, FeedMixer every 7 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Veterinary Surveillance System | FeedMixer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.7 (3 ratings)](https://appshunter.io/ios/app/feedmixer/id6448705400/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 52 months | **Every 7 months** |
| Monetization | — | Free |
| Size | 64 MB | 63 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Texas AgriLife Extension Service](https://appshunter.io/developer/445935232) | [World Poultry Foundation](https://appshunter.io/developer/1685701556) |

## What reviewers say

### Veterinary Surveillance System

[App page](https://appshunter.io/ios/app/veterinary-surveillance-system/id1613999541)

**Features:** macOS Compatibility

**In-app purchases:** none


### FeedMixer

[App page](https://appshunter.io/ios/app/feedmixer/id6448705400)

This app helps farmers create custom chicken and poultry feed mixes using local ingredients and their costs. It offers guidance for various breeds and ages, with recommendations to consult local experts for further adjustments.

**Highlights:** Custom feed mix creation, Ingredient cost tracking, Guidance for different breeds, Support for various bird ages, Local ingredient utilization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Veterinary Surveillance System free?

Veterinary Surveillance System is free to download, with no in-app purchases.

### Is FeedMixer free?

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

### Do Veterinary Surveillance System or FeedMixer have ads?

Neither Veterinary Surveillance System nor FeedMixer shows ads.

### Which is updated more often, Veterinary Surveillance System or FeedMixer?

Veterinary Surveillance System ships an update every 52 months, and FeedMixer every 7 months. Most recently, Veterinary Surveillance System was updated on October 27, 2026 and FeedMixer on October 24, 2026.

---

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