# SMARing vs KnowLedge Alarm

The clearest difference is device support: SMARing at 2 against KnowLedge Alarm's —. KnowLedge Alarm's advantage is iOS requirement (12.0 vs 15.0). 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 | SMARing | KnowLedge Alarm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Fortnightly | — |
| Size | 39 MB | 172 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 17+ |
| Developer | [Aypro Teknoloji Anonim Sirketi](https://appshunter.io/developer/571889802) | [Beylerbeyi Genel Güvenlik Sistemleri Ltd.Şti.](https://appshunter.io/developer/1490993898) |

## What reviewers say

### SMARing

[App page](https://appshunter.io/ios/app/smaring/id1660783385)

**Features:** macOS Compatibility

**In-app purchases:** none


### KnowLedge Alarm

[App page](https://appshunter.io/ios/app/knowledge-alarm/id6449666881)

**In-app purchases:** none


## Frequently asked questions

### Is SMARing free?

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

### Is KnowLedge Alarm free?

KnowLedge Alarm 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.*