# VSG102 Update vs Holyiot

The clearest difference is update cadence: VSG102 Update at every 2 months against Holyiot's every 24 months. Holyiot's advantage is iOS requirement (12.0 vs 14.0). 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.

VSG102 Update ships an update every 2 months, Holyiot every 24 months. The most recent releases landed on September 13, 2026 and May 13, 2026 respectively.

## The numbers

| Metric | VSG102 Update | Holyiot |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 24 months |
| Size | 2 MB | 16 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [VITALSIGNS TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1394370436) | [Shenzhen Hong yi yun jia technology Co.,LTD](https://appshunter.io/developer/1188616341) |

## What reviewers say

### VSG102 Update

[App page](https://appshunter.io/ios/app/vsg102-update/id1659602281)

**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 VSG102 Update free?

VSG102 Update is free to download, with no in-app purchases.

### Is Holyiot free?

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

### Do VSG102 Update or Holyiot have ads?

Neither VSG102 Update nor Holyiot shows ads.

### Which is updated more often, VSG102 Update or Holyiot?

VSG102 Update ships an update every 2 months, and Holyiot every 24 months. Most recently, VSG102 Update was updated on September 13, 2026 and Holyiot on May 13, 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.*