# SmartEco vs VIPER SMARTSTART PRO

The clearest difference is iOS requirement: SmartEco at 12.0 against VIPER SMARTSTART PRO's 15.6. 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.

## The numbers

| Metric | SmartEco | VIPER SMARTSTART PRO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | — |
| Size | 9 MB | 21 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [军方 张](https://appshunter.io/developer/1088748217) | [VOXX Electronics Corp](https://appshunter.io/developer/1022024144) |

## What reviewers say

### SmartEco

[App page](https://appshunter.io/ios/app/smarteco-flame-v2/id1492240113)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### VIPER SMARTSTART PRO

[App page](https://appshunter.io/ios/app/viper-smartstart-pro/id6740499863)

**In-app purchases:** none


## Frequently asked questions

### Is SmartEco free?

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

### Is VIPER SMARTSTART PRO free?

VIPER SMARTSTART PRO is free to download, with no in-app purchases.

### Do SmartEco or VIPER SMARTSTART PRO have ads?

Neither SmartEco nor VIPER SMARTSTART PRO shows ads.

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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.*