# HMS HD Plus vs Zeron Smart Scan

The clearest difference is iOS requirement: HMS HD Plus at 12.1 against Zeron Smart Scan's 15.8. 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 | HMS HD Plus | Zeron Smart Scan |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Monthly |
| Size | 99 MB | 40 MB |
| Requires iOS | **12.1** | 15.8 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Honeywell International, Inc.](https://appshunter.io/developer/311222963) | [Elite Software Ltd.](https://appshunter.io/developer/976519732) |

## What reviewers say

### HMS HD Plus

[App page](https://appshunter.io/ios/app/hms-hd-plus/id6446883430)

**Features:** macOS Compatibility

**In-app purchases:** none


### Zeron Smart Scan

[App page](https://appshunter.io/ios/app/zeron-smart-scan/id6751904585)

**In-app purchases:** none


## Frequently asked questions

### Is HMS HD Plus free?

HMS HD Plus is free to download, with no in-app purchases.

### Is Zeron Smart Scan free?

Zeron Smart Scan is free to download, with no in-app purchases.

### Do HMS HD Plus or Zeron Smart Scan have ads?

Neither HMS HD Plus nor Zeron Smart Scan 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.*