# HSS Hub vs Vivvi

The clearest difference is iOS requirement: Vivvi at 13.0 against HSS Hub's 17.0. 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 | HSS Hub | Vivvi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | — |
| Size | 66 MB | 55 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Hospital for Special Surgery](https://appshunter.io/developer/1049888899) | [Vivvi](https://appshunter.io/developer/1879758651) |

## What reviewers say

### HSS Hub

[App page](https://appshunter.io/ios/app/hss-hub/id6499596117)

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

**In-app purchases:** none


### Vivvi

[App page](https://appshunter.io/ios/app/vivvi/id6759604530)

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

**In-app purchases:** none


## Frequently asked questions

### Is HSS Hub free?

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

### Is Vivvi free?

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

### Do HSS Hub or Vivvi have ads?

Neither HSS Hub nor Vivvi 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.*