# TCC Sentinel vs NotiSync

The clearest difference is device support: NotiSync at 2 against TCC Sentinel's —. TCC Sentinel's advantage is iOS requirement (15.6 vs 18.6). 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 | TCC Sentinel | NotiSync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | — | No |
| Update frequency | — | Fortnightly |
| Size | 6 MB | 20 MB |
| Requires iOS | **15.6** | 18.6 |
| Devices | — | **iPhone, iPad** |
| Age rating | 4+ | 12+ |
| Developer | [Aleut Community of St. Paul Island Tribal Government](https://appshunter.io/developer/1329178887) | [Dingwen Wang](https://appshunter.io/developer/6784461697) |

## What reviewers say

### TCC Sentinel

[App page](https://appshunter.io/ios/app/tcc-sentinel/id6462672367)

**In-app purchases:** none


### NotiSync

[App page](https://appshunter.io/ios/app/notisync/id6784461695)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TCC Sentinel free?

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

### Is NotiSync free?

NotiSync 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.*