# Sentrius BT610 vs VSH101 Update

The clearest difference is iOS requirement: Sentrius BT610 at 13.6 against VSH101 Update's 16.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Sentrius BT610 ships an update fortnightly, VSH101 Update every 4 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sentrius BT610 | VSH101 Update |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 4 weeks |
| Size | 72 MB | 1 MB |
| Requires iOS | **13.6** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ezurio LLC](https://appshunter.io/developer/1529015949) | [VITALSIGNS TECHNOLOGY CO., LTD.](https://appshunter.io/developer/1394370436) |

## What reviewers say

### Sentrius BT610

[App page](https://appshunter.io/ios/app/sentrius-bt610/id1545606036)

**Features:** macOS Compatibility

**In-app purchases:** none


### VSH101 Update

[App page](https://appshunter.io/ios/app/vsh101-update/id1606062187)

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

**In-app purchases:** none


## Frequently asked questions

### Is Sentrius BT610 free?

Sentrius BT610 is free to download, with no in-app purchases.

### Is VSH101 Update free?

VSH101 Update is free to download, with no in-app purchases.

### Do Sentrius BT610 or VSH101 Update have ads?

Neither Sentrius BT610 nor VSH101 Update shows ads.

### Which is updated more often, Sentrius BT610 or VSH101 Update?

Sentrius BT610 ships an update fortnightly, and VSH101 Update every 4 weeks. Most recently, Sentrius BT610 was updated on October 27, 2026 and VSH101 Update on November 3, 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.*