# Alignu vs VitalFlow Oxygen Tracker Pro

The clearest difference is ads: VitalFlow Oxygen Tracker Pro at none against Alignu's shown. On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Alignu sells 2 in-app purchases, starting at $24.99 per month and VitalFlow Oxygen Tracker Pro sells 5 in-app purchases, starting at $4.99 per 7 days. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | Alignu | VitalFlow Oxygen Tracker Pro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | — |
| Size | 56 MB | 43 MB |
| Requires iOS | 15.1 | **14.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mobisat LLC](https://appshunter.io/developer/1629692173) | [Minneapolis Hotel Group LLC](https://appshunter.io/developer/1850933302) |

## What reviewers say

### Alignu

[App page](https://appshunter.io/ios/app/alignu/id6759873596)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Alignu Coach | $24.99 | per month |
| Alignu Coach | $199.99 | per year |


### VitalFlow Oxygen Tracker Pro

[App page](https://appshunter.io/ios/app/vitalflow-oxygen-tracker-pro/id6761712864)

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $4.99 | per 7 days |
| Weekly-Trial | $4.99 | per 7 days |
| Monthly | $12.99 | per month |
| Yearly | $39.99 | per year |
| Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Alignu free?

Alignu is free to download, with in-app purchases available.

### Is VitalFlow Oxygen Tracker Pro free?

VitalFlow Oxygen Tracker Pro is free to download, with in-app purchases available.

### Do Alignu or VitalFlow Oxygen Tracker Pro have ads?

Alignu shows ads; VitalFlow Oxygen Tracker Pro does not.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*