# Block Trainer Watch vs ZEN Tile Flow

The clearest difference is in-app purchases: Block Trainer Watch at none against ZEN Tile Flow's 1. ZEN Tile Flow's advantage is iOS requirement (13.0 vs 26.2). On price, ads and device support there is nothing between them.

Both are free to download. ZEN Tile Flow sells 1 one-off in-app purchase. Block Trainer Watch asks for nothing beyond the download.

## The numbers

| Metric | Block Trainer Watch | ZEN Tile Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | — | Every 2 weeks |
| Size | 9 MB | 43 MB |
| Requires iOS | 26.2 | **13.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Nathaniel Garrett Davis](https://appshunter.io/developer/1803271714) | [YURY NICKOLAEVICH BREI](https://appshunter.io/developer/1895503289) |

## What reviewers say

### Block Trainer Watch

[App page](https://appshunter.io/ios/app/block-trainer-watch/id6761814644)

**Features:** Apple Watch app

**In-app purchases:** none


### ZEN Tile Flow

[App page](https://appshunter.io/ios/app/zen-tile-flow-pipe-puzzle/id6773094129)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium Unlock | $3.99 | one-time |


## Frequently asked questions

### Is Block Trainer Watch free?

Block Trainer Watch is free to download, with no in-app purchases.

### Is ZEN Tile Flow free?

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

### Do Block Trainer Watch or ZEN Tile Flow have ads?

Neither Block Trainer Watch nor ZEN Tile Flow shows 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.*