# Brushr vs onSleep

The clearest difference is in-app purchases: Brushr at none against onSleep's 2. onSleep's advantage is update cadence (monthly vs every 2 months) and iOS requirement (15.1 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. onSleep sells 2 in-app purchases, starting at $3.99 per month. Brushr asks for nothing beyond the download.

Brushr ships an update every 2 months, onSleep monthly. The most recent releases landed on September 19, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Brushr | onSleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Size | 2 MB | 73 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mark Howard](https://appshunter.io/developer/1738787609) | [appsix](https://appshunter.io/developer/1867625178) |

## What reviewers say

### Brushr

[App page](https://appshunter.io/ios/app/brushr/id6480352002)

**Features:** Apple Watch app

**In-app purchases:** none


### onSleep

[App page](https://appshunter.io/ios/app/onsleep-sleep-tracker-and-diary/id6757688486)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| onSleep Pro Monthly Plan | $3.99 | per month |
| onSleep Pro Yearly Plan | $29.99 | per year |


## Frequently asked questions

### Is Brushr free?

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

### Is onSleep free?

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

### Do Brushr or onSleep have ads?

Neither Brushr nor onSleep shows ads.

### Which is updated more often, Brushr or onSleep?

Brushr ships an update every 2 months, and onSleep monthly. Most recently, Brushr was updated on September 19, 2026 and onSleep on September 9, 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.*