# B vs yoursleep

The clearest difference is in-app purchases: B at none against yoursleep's 1. yoursleep's advantage is iOS requirement (16.2 vs 26.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. yoursleep sells 1 in-app purchase, starting at $1.99 per month. B asks for nothing beyond the download.

B ships an update weekly, yoursleep fortnightly. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | B | yoursleep |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 81 MB | 59 MB |
| Requires iOS | 26.0 | **16.2** |
| Devices | iPhone, iPad | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [YunKi Hwang](https://appshunter.io/developer/1772885670) | [Sangmin Lee](https://appshunter.io/developer/1881631223) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-day/id6756418053)

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

**In-app purchases:** none


### yoursleep

[App page](https://appshunter.io/ios/app/yoursleep-develop-your-sleep/id6759917130)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| yoursleep premium(1 month) | $1.99 | per month |


## Frequently asked questions

### Is B free?

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

### Is yoursleep free?

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

### Do B or yoursleep have ads?

Neither B nor yoursleep shows ads.

### Which is updated more often, B or yoursleep?

B ships an update weekly, and yoursleep fortnightly. Most recently, B was updated on October 18, 2026 and yoursleep on October 24, 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.*