# Zentropy vs Timbre Smile

The clearest difference is iOS requirement: Zentropy at 13.2 against Timbre Smile's 16.4. 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.

## The numbers

| Metric | Zentropy | Timbre Smile |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | — |
| Size | 41 MB | 94 MB |
| Requires iOS | **13.2** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [ZENTROPY Co., Ltd.](https://appshunter.io/developer/1533955173) | [AnotherDoctor Corp.](https://appshunter.io/developer/1821671095) |

## What reviewers say

### Zentropy

[App page](https://appshunter.io/ios/app/zentropy/id1576810624)

**Features:** macOS Compatibility

**In-app purchases:** none


### Timbre Smile

[App page](https://appshunter.io/ios/app/timbre-smile/id6801416579)

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

**In-app purchases:** none


## Frequently asked questions

### Is Zentropy free?

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

### Is Timbre Smile free?

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

### Do Zentropy or Timbre Smile have ads?

Neither Zentropy nor Timbre Smile 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.*