# Sleep When I Sleep vs Smart Sleep Timer

The clearest difference is rating: Smart Sleep Timer at 5.0 against Sleep When I Sleep's 1.0. Smart Sleep Timer also leads on in-app purchases (none vs 1). Sleep When I Sleep's advantage is iOS requirement (11.1 vs 18.2). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Sleep When I Sleep sells 1 in-app purchase, starting at $5.49 per year. Smart Sleep Timer asks for nothing beyond the download.

Smart Sleep Timer holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 2 and 5 respectively.

Sleep When I Sleep ships an update every 4 months, Smart Sleep Timer every 8 months. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Sleep When I Sleep | Smart Sleep Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/sleep-when-i-sleep/id1473060489/reviews) | **[5.0 (5 ratings)](https://appshunter.io/ios/app/smart-sleep-timer/id6739953694/reviews)** |
| Number of ratings | 2 | **5** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 8 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 35 MB | 11 MB |
| Requires iOS | **11.1** | 18.2 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SWIS APP LTD](https://appshunter.io/developer/1473060488) | [BRIDGETECH SOLUTIONS LIMITED](https://appshunter.io/developer/497840921) |

## What reviewers say

### Sleep When I Sleep

[App page](https://appshunter.io/ios/app/sleep-when-i-sleep/id1473060489)

This app alerts you when you're falling asleep while listening to audiobooks or podcasts. It pauses playback to help you easily find your place again. It utilizes Apple Watch health data to detect sleep and offers a reset function for continued use.

**Highlights:** Sleep detection alerts, Automatic audio playback pause, Apple Watch integration, Adjustable sensitivity, Easy start/stop functionality

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7 Day Free Trial | $5.49 | per year |


### Smart Sleep Timer

[App page](https://appshunter.io/ios/app/smart-sleep-timer/id6739953694)

This app automatically pauses your media playback when you fall asleep or at a set time. It integrates with your favorite audio and video apps to prevent wasted battery and data.

**Highlights:** Snore detection for automatic pausing, Customizable manual timers, Seamless integration with media apps, Battery and data saving, Adjusts to user's sleep patterns

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

**In-app purchases:** none


## Frequently asked questions

### Is Sleep When I Sleep free?

Sleep When I Sleep is free to download, with in-app purchases available.

### Is Smart Sleep Timer free?

Smart Sleep Timer is free to download, with no in-app purchases.

### Which has better reviews, Sleep When I Sleep or Smart Sleep Timer?

Smart Sleep Timer is rated higher. Sleep When I Sleep averages 1.0 out of 5 from 2 ratings, while Smart Sleep Timer averages 5.0 from 5 ratings.

### Do Sleep When I Sleep or Smart Sleep Timer have ads?

Neither Sleep When I Sleep nor Smart Sleep Timer shows ads.

### Which is updated more often, Sleep When I Sleep or Smart Sleep Timer?

Sleep When I Sleep ships an update every 4 months, and Smart Sleep Timer every 8 months. Most recently, Sleep When I Sleep was updated on October 6, 2026 and Smart Sleep Timer on October 3, 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.*