# Possum vs Chemlock Nutrition

The clearest difference is update cadence: Chemlock Nutrition at every 3 weeks against Possum's every 17 months. Possum's advantage is iOS requirement (12.0 vs 15.6). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Possum ships an update every 17 months, Chemlock Nutrition every 3 weeks. The most recent releases landed on November 3, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Possum | Chemlock Nutrition |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (8 ratings)](https://appshunter.io/ios/app/chemlock-nutrition/id6477319663/reviews)** |
| Number of ratings | — | **8** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 34 MB | 31 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [THE TRUSTEE FOR KINCELTAGE FAMILY TRUST](https://appshunter.io/developer/1568978516) | [Chemlock Nutrition](https://appshunter.io/developer/1728945653) |

## What reviewers say

### Possum

[App page](https://appshunter.io/ios/app/possum/id1568978514)

This app assists with levelling caravans, camper trailers, and motorhomes using a Bluetooth device. It provides a simple visual interface to achieve perfect level, ensuring your fridge works correctly and you sleep comfortably. Installation is easy with no wiring required.

**Highlights:** Bluetooth caravan levelling, Visual levelling assistance, Ensures fridge functionality, Improves sleep comfort, Easy installation, Internal battery powered

**In-app purchases:** none


### Chemlock Nutrition

[App page](https://appshunter.io/ios/app/chemlock-nutrition/id6477319663)

This app simplifies feeding calculations for livestock transition diets. It provides precise recommendations for adding specific feed products to ensure healthier animals and improved performance. Designed for on-farm use with an intuitive interface for reliable results.

**Highlights:** CalBal® [Pro] feeding rate calculation, Simplifies transition diets, On-farm usability, Intuitive interface, Consistent and reliable results

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Possum free?

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

### Is Chemlock Nutrition free?

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

### Do Possum or Chemlock Nutrition have ads?

Neither Possum nor Chemlock Nutrition shows ads.

### Which is updated more often, Possum or Chemlock Nutrition?

Possum ships an update every 17 months, and Chemlock Nutrition every 3 weeks. Most recently, Possum was updated on November 3, 2026 and Chemlock Nutrition on November 4, 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.*