# Biow vs Wellat

The clearest difference is update cadence: Wellat at every 6 weeks against Biow's every 3 months. 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.

Biow ships an update every 3 months, Wellat every 6 weeks. The most recent releases landed on October 26, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Biow | Wellat |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/biow/id1472171569/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free | — |
| Size | 64 MB | 89 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Data Monitoring](https://appshunter.io/developer/1361669407) | [Wellat Technologies SL](https://appshunter.io/developer/1519247614) |

## What reviewers say

### Biow

[App page](https://appshunter.io/ios/app/biow/id1472171569)

This app provides a cellular rest and oxygenation unit that purifies the air you breathe during sleep. It eliminates allergens, toxins, viruses, and bacteria, improving respiratory capacity and circulation for better sleep and reduced signs of aging.

**Highlights:** Cellular rest and oxygenation, Air nanofiltration, Respiratory sweep treatment, Eliminates allergens and toxins, Reduces snoring and apneas, Improves circulation

**Features:** macOS Compatibility

**In-app purchases:** none


### Wellat

[App page](https://appshunter.io/ios/app/wellat/id1519247612)

**In-app purchases:** none


## Frequently asked questions

### Is Biow free?

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

### Is Wellat free?

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

### Do Biow or Wellat have ads?

Neither Biow nor Wellat shows ads.

### Which is updated more often, Biow or Wellat?

Biow ships an update every 3 months, and Wellat every 6 weeks. Most recently, Biow was updated on October 26, 2026 and Wellat on October 29, 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.*