# Brainlab Novalis Circle vs Do3 Hub

The clearest difference is iOS requirement: Brainlab Novalis Circle at 11.0 against Do3 Hub's 13.0. 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 | Brainlab Novalis Circle | Do3 Hub |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Every 3 months |
| Size | 25 MB | 24 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Brainlab AG](https://appshunter.io/developer/407754452) | [David Knight](https://appshunter.io/developer/1455124904) |

## What reviewers say

### Brainlab Novalis Circle

[App page](https://appshunter.io/ios/app/brainlab-novalis-circle/id1629886880)

**In-app purchases:** none


### Do3 Hub

[App page](https://appshunter.io/ios/app/do3-hub/id6695725756)

**In-app purchases:** none


## Frequently asked questions

### Is Brainlab Novalis Circle free?

Brainlab Novalis Circle is free to download, with no in-app purchases.

### Is Do3 Hub free?

Do3 Hub is free to download, with no in-app purchases.

### Do Brainlab Novalis Circle or Do3 Hub have ads?

Neither Brainlab Novalis Circle nor Do3 Hub 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.*