# KCFIR vs Tamrex SmartTherm

The clearest difference is device support: KCFIR at 2 against Tamrex SmartTherm's —. KCFIR also leads on iOS requirement (12.0 vs 15.6). 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 | KCFIR | Tamrex SmartTherm |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Size | 18 MB | 13 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Kang Cheng Century Technology Co., Ltd.](https://appshunter.io/developer/1448125513) | [TAMREX OHUTUSE OSAUHING](https://appshunter.io/developer/6815505600) |

## What reviewers say

### KCFIR

[App page](https://appshunter.io/ios/app/kcfir/id1448125514)

**In-app purchases:** none


### Tamrex SmartTherm

[App page](https://appshunter.io/ios/app/tamrex-smarttherm/id6815505598)

**In-app purchases:** none


## Frequently asked questions

### Is KCFIR free?

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

### Is Tamrex SmartTherm free?

Tamrex SmartTherm 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.*