# FerruPractice vs HOLIS Admin

The clearest difference is update cadence: HOLIS Admin at every 5 days against FerruPractice's monthly. FerruPractice's advantage is iOS requirement (15.1 vs 18.0). 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.

FerruPractice ships an update monthly, HOLIS Admin every 5 days. The most recent releases landed on June 7, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | FerruPractice | HOLIS Admin |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (4 ratings)](https://appshunter.io/ios/app/ferrupractice/id1359216395/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 5 days** |
| Monetization | Free | — |
| Size | 18 MB | 94 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ferrum AG](https://appshunter.io/developer/1359216394) | [CIM COMMUNICATION INFORMATION MANAGEME](https://appshunter.io/developer/523404080) |

## What reviewers say

### FerruPractice

[App page](https://appshunter.io/ios/app/ferrupractice/id1359216395)

Gain practical knowledge for sealing beverage and food cans. This app provides essential information for effective can sealing techniques.

**Highlights:** Can sealing knowledge, Beverage can sealing, Food can sealing, Practical application, Sealing techniques

**Features:** macOS Compatibility

**In-app purchases:** none


### HOLIS Admin

[App page](https://appshunter.io/ios/app/holis-admin/id1627875730)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is FerruPractice free?

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

### Is HOLIS Admin free?

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

### Do FerruPractice or HOLIS Admin have ads?

Neither FerruPractice nor HOLIS Admin shows ads.

### Which is updated more often, FerruPractice or HOLIS Admin?

FerruPractice ships an update monthly, and HOLIS Admin every 5 days. Most recently, FerruPractice was updated on June 7, 2026 and HOLIS Admin on September 16, 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.*