# DOST SIMATAR vs Smart Home LAFVIN

The clearest difference is update cadence: Smart Home LAFVIN at daily against DOST SIMATAR's every 3 days. Smart Home LAFVIN also leads on iOS requirement (12.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DOST SIMATAR ships an update every 3 days, Smart Home LAFVIN daily. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | DOST SIMATAR | Smart Home LAFVIN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 days | **Daily** |
| Size | 227 MB | 29 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Science Education Institute](https://appshunter.io/developer/1439710468) | [LAFVIN](https://appshunter.io/developer/1780031737) |

## What reviewers say

### DOST SIMATAR

[App page](https://appshunter.io/ios/app/dost-simatar-comets/id6745665821)

**Features:** macOS Compatibility

**In-app purchases:** none


### Smart Home LAFVIN

[App page](https://appshunter.io/ios/app/smart-home-lafvin/id6752248801)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DOST SIMATAR free?

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

### Is Smart Home LAFVIN free?

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

### Do DOST SIMATAR or Smart Home LAFVIN have ads?

Neither DOST SIMATAR nor Smart Home LAFVIN shows ads.

### Which is updated more often, DOST SIMATAR or Smart Home LAFVIN?

DOST SIMATAR ships an update every 3 days, and Smart Home LAFVIN daily. Most recently, DOST SIMATAR was updated on November 8, 2026 and Smart Home LAFVIN on October 30, 2026.

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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.*