# SINOBOOM SMS vs Trackunit Fit

The clearest difference is device support: Trackunit Fit at 2 against SINOBOOM SMS's —. SINOBOOM SMS's advantage is iOS requirement (12.0 vs 18.0). 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 | SINOBOOM SMS | Trackunit Fit |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Every 3 weeks |
| Size | 60 MB | 30 MB |
| Requires iOS | **12.0** | 18.0 |
| Devices | — | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [湖南星邦智能装备股份有限公司](https://appshunter.io/developer/1636633961) | [Trackunit](https://appshunter.io/developer/1230055931) |

## What reviewers say

### SINOBOOM SMS

[App page](https://appshunter.io/ios/app/sinoboom-sms/id6467103980)

**In-app purchases:** none


### Trackunit Fit

[App page](https://appshunter.io/ios/app/trackunit-fit/id6746450836)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SINOBOOM SMS free?

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

### Is Trackunit Fit free?

Trackunit Fit 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.*