# SleepLink vs One Step Challenges

The clearest difference is in-app purchases: SleepLink at none against One Step Challenges's 2. One Step Challenges's advantage is update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. One Step Challenges sells 2 in-app purchases, starting at $4.99 per month. SleepLink asks for nothing beyond the download.

SleepLink ships an update weekly, One Step Challenges every 3 days. The most recent releases landed on October 7, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | SleepLink | One Step Challenges |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | **Every 3 days** |
| Size | 39 MB | 30 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Kovacs Software Solutions](https://appshunter.io/developer/1366258691) | [JUSTIN MORGAN MAYEUR](https://appshunter.io/developer/1896273983) |

## What reviewers say

### SleepLink

[App page](https://appshunter.io/ios/app/sleeplink/id6759491794)

**Features:** macOS Compatibility

**In-app purchases:** none


### One Step Challenges

[App page](https://appshunter.io/ios/app/one-step-challenges/id6766305390)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One Step Pro Monthly | $4.99 | per month |
| One Step Pro Annual | $34.99 | per year |


## Frequently asked questions

### Is SleepLink free?

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

### Is One Step Challenges free?

One Step Challenges is free to download, with in-app purchases available.

### Do SleepLink or One Step Challenges have ads?

Neither SleepLink nor One Step Challenges shows ads.

### Which is updated more often, SleepLink or One Step Challenges?

SleepLink ships an update weekly, and One Step Challenges every 3 days. Most recently, SleepLink was updated on October 7, 2026 and One Step Challenges on October 10, 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.*