# Tracker DFU vs Holyiot

The clearest difference is iOS requirement: Tracker DFU at 9.0 against Holyiot's 12.0. 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.

## The numbers

| Metric | Tracker DFU | Holyiot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 24 months |
| Size | 22 MB | 16 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Moko Technology Ltd](https://appshunter.io/developer/1242868347) | [Shenzhen Hong yi yun jia technology Co.,LTD](https://appshunter.io/developer/1188616341) |

## What reviewers say

### Tracker DFU

[App page](https://appshunter.io/ios/app/tracker-dfu/id1526088114)

**Features:** macOS Compatibility

**In-app purchases:** none


### Holyiot

[App page](https://appshunter.io/ios/app/holyiot-dfu/id6445978221)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Tracker DFU free?

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

### Is Holyiot free?

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

### Do Tracker DFU or Holyiot have ads?

Neither Tracker DFU nor Holyiot 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.*