# Yarn G Lab vs GreyFab

The clearest difference is update cadence: GreyFab at monthly against Yarn G Lab's every 6 months. Yarn G Lab's advantage is iOS requirement (11.0 vs 14.1). 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.

Yarn G Lab ships an update every 6 months, GreyFab monthly. The most recent releases landed on October 6, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Yarn G Lab | GreyFab |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Monthly** |
| Size | 17 MB | 10 MB |
| Requires iOS | **11.0** | 14.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Hive Technology S.r.l.](https://appshunter.io/developer/1448369594) | [Kreon Solutions](https://appshunter.io/developer/1470732638) |

## What reviewers say

### Yarn G Lab

[App page](https://appshunter.io/ios/app/yarn-g-lab/id1448369595)

**Features:** macOS Compatibility

**In-app purchases:** none


### GreyFab

[App page](https://appshunter.io/ios/app/greyfab/id6444673930)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Yarn G Lab free?

Yarn G Lab is free to download, with no in-app purchases.

### Is GreyFab free?

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

### Do Yarn G Lab or GreyFab have ads?

Neither Yarn G Lab nor GreyFab shows ads.

### Which is updated more often, Yarn G Lab or GreyFab?

Yarn G Lab ships an update every 6 months, and GreyFab monthly. Most recently, Yarn G Lab was updated on October 6, 2026 and GreyFab on October 11, 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.*