# Merge Stacks vs Circle Sort

The clearest difference is in-app purchases: Circle Sort at none against Merge Stacks's 1. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Merge Stacks sells 1 one-off in-app purchase. Circle Sort asks for nothing beyond the download.

## The numbers

| Metric | Merge Stacks | Circle Sort |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 6 weeks | — |
| Size | 148 MB | 103 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tummy Games](https://appshunter.io/developer/1497883695) | [Bahadir Yerdelen](https://appshunter.io/developer/399810241) |

## What reviewers say

### Merge Stacks

[App page](https://appshunter.io/ios/app/merge-stacks/id6443816519)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Ads | $2.99 | one-time |


### Circle Sort

[App page](https://appshunter.io/ios/app/circle-sort/id6476400993)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Merge Stacks free?

Merge Stacks is free to download, with in-app purchases available.

### Is Circle Sort free?

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

### Do Merge Stacks or Circle Sort have ads?

Both Merge Stacks and Circle Sort show ads.

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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.*