# Untangle. Rings and Lines vs Hexa Stack Sort

The clearest difference is in-app purchases: Untangle. Rings and Lines at none against Hexa Stack Sort's 10. Untangle. Rings and Lines also leads on iOS requirement (8.1 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Hexa Stack Sort sells 10 one-off in-app purchases. Untangle. Rings and Lines asks for nothing beyond the download.

## The numbers

| Metric | Untangle. Rings and Lines | Hexa Stack Sort |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 32 months | — |
| Size | 66 MB | 56 MB |
| Requires iOS | **8.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ruslan Goncharenko](https://appshunter.io/developer/934710362) | [Zineb Touile](https://appshunter.io/developer/6786435863) |

## What reviewers say

### Untangle. Rings and Lines

[App page](https://appshunter.io/ios/app/untangle-rings-and-lines/id1200383809)

**Features:** macOS Compatibility

**In-app purchases:** none


### Hexa Stack Sort

[App page](https://appshunter.io/ios/app/hexa-stack-sort-color-match/id6801663290)

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1Cozy Bundle | $1.99 | one-time |
| 150 coins | $1.99 | one-time |
| remove ads | $4.99 | one-time |
| hexasort_coins_600 | $6.99 | one-time |
| hexasort_coins_1700 | $14.99 | one-time |
| hexasort_joy_bundle | $19.99 | one-time |
| hexasort_coins_3500 | $24.99 | one-time |
| hexasort_paradise_bundle | $29.99 | one-time |
| hexasort_coins_7000 | $49.99 | one-time |
| hexasort_coins_16000 | $99.99 | one-time |


## Frequently asked questions

### Is Untangle. Rings and Lines free?

Untangle. Rings and Lines is free to download, with no in-app purchases.

### Is Hexa Stack Sort free?

Hexa Stack Sort is free to download, with in-app purchases available.

### Do Untangle. Rings and Lines or Hexa Stack Sort have ads?

Both Untangle. Rings and Lines and Hexa Stack 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.*