# onSleep vs Sleepwizard

The clearest difference is update cadence: Sleepwizard at every 4 days against onSleep's monthly. onSleep's advantage is device support (3 vs 1) and iOS requirement (15.1 vs 26.2). On price, ads and in-app purchases there is nothing between them.

Both are free to download. onSleep sells 2 in-app purchases, starting at $3.99 per month and Sleepwizard sells 6 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

onSleep ships an update monthly, Sleepwizard every 4 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | onSleep | Sleepwizard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (4 ratings)](https://appshunter.io/ios/app/sleepwizard/id6758224463/reviews)** |
| Number of ratings | — | **4** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 73 MB | 18 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [appsix](https://appshunter.io/developer/1867625178) | [JOSEPH PETEUL](https://appshunter.io/developer/1870151649) |

## What reviewers say

### 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 |


### Sleepwizard

[App page](https://appshunter.io/ios/app/sleepwizard/id6758224463)

This app uses AI to analyze your sleep patterns by combining Apple Watch biometrics with your daily context. It provides personalized insights into why your sleep quality fluctuates and offers actionable advice to improve it.

**Highlights:** AI-driven sleep pattern analysis, Integrates Apple Watch biometrics, Contextual logging (caffeine, stress, etc.), Personalized sleep debt tracking, Smart bedtime recommendations, Detailed sleep trends and vitals

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lapwizard tracking | $1.99 | per month |
| SleepWizard Premium | $3.99 | per month |
| Sleepwizard Premium | $6.99 | per month |
| Sleepwizard tracking | $14.99 | per year |
| SleepWizard Premium | $29.99 | per year |
| Sleepwizard Premium | $49.99 | per year |


## Frequently asked questions

### Is onSleep free?

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

### Is Sleepwizard free?

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

### Do onSleep or Sleepwizard have ads?

Neither onSleep nor Sleepwizard shows ads.

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

onSleep ships an update monthly, and Sleepwizard every 4 days. Most recently, onSleep was updated on October 12, 2026 and Sleepwizard 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.*