# Block worm vs Zip Flow

The clearest difference is device support: Zip Flow at 3 against Block worm's —. On price, in-app purchases and iOS requirement there is nothing between them.

Both are free to download. Block worm sells 1 one-off in-app purchase and Zip Flow sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Block worm | Zip Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 35 MB | 47 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Kerofen games](https://appshunter.io/developer/1862100546) | [Hartvig Solutions](https://appshunter.io/developer/1648526463) |

## What reviewers say

### Block worm

[App page](https://appshunter.io/ios/app/block-worm/id6756657079)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 広告削除 | $0.99 | one-time |


### Zip Flow

[App page](https://appshunter.io/ios/app/zip-flow-puzzle-game/id6759493683)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 10 Hints | $0.99 | one-time |
| 50 Hints | $2.99 | one-time |
| Unlock Full Game | $4.99 | one-time |
| 100 Hints | $4.99 | one-time |


## Frequently asked questions

### Is Block worm free?

Block worm is free to download, with in-app purchases available.

### Is Zip Flow free?

Zip Flow is free to download, with in-app purchases available.

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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.*