# SkyHighStack vs Blatt Merge

The clearest difference is ads: SkyHighStack at none against Blatt Merge's shown. SkyHighStack also leads on update cadence (daily vs every 4 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

SkyHighStack ships an update daily, Blatt Merge every 4 days. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | SkyHighStack | Blatt Merge |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Daily** | Every 4 days |
| Size | 5 MB | 34 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Penn Curtis](https://appshunter.io/developer/1772733523) | [Olivia Yasmina Brazier](https://appshunter.io/developer/1870947935) |

## What reviewers say

### SkyHighStack

[App page](https://appshunter.io/ios/app/skyhighstack/id6741442802)

**Features:** macOS Compatibility

**In-app purchases:** none


### Blatt Merge

[App page](https://appshunter.io/ios/app/blatt-merge/id6758109490)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SkyHighStack free?

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

### Is Blatt Merge free?

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

### Do SkyHighStack or Blatt Merge have ads?

Blatt Merge shows ads; SkyHighStack does not.

### Which is updated more often, SkyHighStack or Blatt Merge?

SkyHighStack ships an update daily, and Blatt Merge every 4 days. Most recently, SkyHighStack was updated on October 8, 2026 and Blatt Merge on October 5, 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.*