# Keratronik Logistic vs i6.6

The clearest difference is update cadence: Keratronik Logistic at every 6 weeks against i6.6's every 9 months. i6.6's advantage is iOS requirement (12.1 vs 15.6). 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.

Keratronik Logistic ships an update every 6 weeks, i6.6 every 9 months. The most recent releases landed on October 29, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Keratronik Logistic | i6.6 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 weeks** | Every 9 months |
| Size | 77 MB | 130 MB |
| Requires iOS | 15.6 | **12.1** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Keratronik](https://appshunter.io/developer/794919726) | [internec](https://appshunter.io/developer/1550756153) |

## What reviewers say

### Keratronik Logistic

[App page](https://appshunter.io/ios/app/keratronik-logistic/id794919723)

**Features:** Vision Pro support

**In-app purchases:** none


### i6.6

[App page](https://appshunter.io/ios/app/i66-mvs/id6740767125)

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

**In-app purchases:** none


## Frequently asked questions

### Is Keratronik Logistic free?

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

### Is i6.6 free?

i6.6 is free to download, with no in-app purchases.

### Do Keratronik Logistic or i6.6 have ads?

Neither Keratronik Logistic nor i6.6 shows ads.

### Which is updated more often, Keratronik Logistic or i6.6?

Keratronik Logistic ships an update every 6 weeks, and i6.6 every 9 months. Most recently, Keratronik Logistic was updated on October 29, 2026 and i6.6 on September 30, 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.*