# EMSTST vs Duvimo

The clearest difference is device support: Duvimo at 3 against EMSTST's —. EMSTST's advantage is iOS requirement (9.0 vs 13.4). On price and in-app purchases 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 | EMSTST | Duvimo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 7 months |
| Size | 4 MB | 25 MB |
| Requires iOS | **9.0** | 13.4 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [传凤 张](https://appshunter.io/developer/1504033117) | [磊华 曹](https://appshunter.io/developer/1776967974) |

## What reviewers say

### EMSTST

[App page](https://appshunter.io/ios/app/emstst/id6504781846)

**In-app purchases:** none


### Duvimo

[App page](https://appshunter.io/ios/app/duvimo/id6747253586)

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

**In-app purchases:** none


## Frequently asked questions

### Is EMSTST free?

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

### Is Duvimo free?

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

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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.*