# Smart OM vs Smart M

The clearest difference is device support: Smart M at 3 against Smart OM's —. On price, in-app purchases and iOS requirement 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 | Smart OM | Smart M |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Monthly |
| Size | 120 MB | 99 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | — | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Aiko Digital Energy Technology Co., Ltd.](https://appshunter.io/developer/1683475467) | [Slenergy Technology(A.H.)Co.,Ltd.](https://appshunter.io/developer/1701018754) |

## What reviewers say

### Smart OM

[App page](https://appshunter.io/ios/app/smart-om/id6448090700)

**In-app purchases:** none


### Smart M

[App page](https://appshunter.io/ios/app/smart-m/id6462580670)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart OM free?

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

### Is Smart M free?

Smart M 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.*