# Sleep When I Sleep vs GridPulse

The clearest difference is in-app purchases: GridPulse at none against Sleep When I Sleep's 1. GridPulse also leads on update cadence (every 2 days vs every 4 months). Sleep When I Sleep's advantage is iOS requirement (11.1 vs 17.0). On price, ads and device support 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. GridPulse asks for nothing beyond the download.

Sleep When I Sleep ships an update every 4 months, GridPulse every 2 days. The most recent releases landed on October 6, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Sleep When I Sleep | GridPulse |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/sleep-when-i-sleep/id1473060489/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 days** |
| Monetization | Free with in-app purchases | — |
| Size | 35 MB | 5 MB |
| Requires iOS | **11.1** | 17.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [SWIS APP LTD](https://appshunter.io/developer/1473060488) | [Bence Osvath](https://appshunter.io/developer/1860417025) |

## 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 |


### GridPulse

[App page](https://appshunter.io/ios/app/gridpulse/id6762229397)

**Features:** macOS Compatibility, Apple Watch app, 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 GridPulse free?

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

### Do Sleep When I Sleep or GridPulse have ads?

Neither Sleep When I Sleep nor GridPulse shows ads.

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

Sleep When I Sleep ships an update every 4 months, and GridPulse every 2 days. Most recently, Sleep When I Sleep was updated on October 6, 2026 and GridPulse on October 5, 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.*