# SleepisolBio vs MetriWell

The clearest difference is in-app purchases: SleepisolBio at none against MetriWell's 2. MetriWell's advantage is iOS requirement (13.0 vs 15.6). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. MetriWell sells 2 in-app purchases, starting at $8.99 per month. SleepisolBio asks for nothing beyond the download.

SleepisolBio ships an update every 10 days, MetriWell weekly. The most recent releases landed on October 11, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | SleepisolBio | MetriWell |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 10 days | **Weekly** |
| Size | 1.1 GB | 94 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [leesol](https://appshunter.io/developer/1584929445) | [Christian Hamacher](https://appshunter.io/developer/1779041516) |

## What reviewers say

### SleepisolBio

[App page](https://appshunter.io/ios/app/sleepisolbio/id6739985543)

**In-app purchases:** none


### MetriWell

[App page](https://appshunter.io/ios/app/metriwell/id6752689964)

**Features:** Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $8.99 | per month |
| Yearly Subscription | $49.99 | per year |


## Frequently asked questions

### Is SleepisolBio free?

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

### Is MetriWell free?

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

### Do SleepisolBio or MetriWell have ads?

Neither SleepisolBio nor MetriWell shows ads.

### Which is updated more often, SleepisolBio or MetriWell?

SleepisolBio ships an update every 10 days, and MetriWell weekly. Most recently, SleepisolBio was updated on October 11, 2026 and MetriWell on October 4, 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.*