# Mergin vs Stack Fill

The clearest difference is update cadence: Mergin at daily against Stack Fill's every 3 days. 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.

Mergin ships an update daily, Stack Fill every 3 days. The most recent releases landed on September 17, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | Mergin | Stack Fill |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | **Daily** | Every 3 days |
| Size | 155 MB | 104 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Fatih Can Temel](https://appshunter.io/developer/1493345618) | [Huseyin Bener Bozkurt](https://appshunter.io/developer/1503888821) |

## What reviewers say

### Mergin

[App page](https://appshunter.io/ios/app/mergin/id6741804727)

**Features:** macOS Compatibility

**In-app purchases:** none


### Stack Fill

[App page](https://appshunter.io/ios/app/stack-fill/id6741890183)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mergin free?

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

### Is Stack Fill free?

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

### Do Mergin or Stack Fill have ads?

Both Mergin and Stack Fill show ads.

### Which is updated more often, Mergin or Stack Fill?

Mergin ships an update daily, and Stack Fill every 3 days. Most recently, Mergin was updated on September 17, 2026 and Stack Fill on September 23, 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.*