# Sleep When I Sleep vs The Sentry

The clearest difference is review sentiment: The Sentry at 86% against Sleep When I Sleep's 0%. Sleep When I Sleep's advantage is iOS requirement (11.1 vs 15.0). On price, update cadence, ads and in-app purchases 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 and The Sentry sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

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

## The numbers

| Metric | Sleep When I Sleep | The Sentry |
| --- | --- | --- |
| 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 | **85.7% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 3 months** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 35 MB | 14 MB |
| Requires iOS | **11.1** | 15.0 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SWIS APP LTD](https://appshunter.io/developer/1473060488) | [Stuart Evans](https://appshunter.io/developer/1499887422) |

## 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 |


### The Sentry

[App page](https://appshunter.io/ios/app/the-sentry/id1499887423)

This app provides advanced personal security features for teams, including live location sharing, check-ins, and one-touch panic alarms with video capture. It helps deter attackers and ensures team members get home safely.

**Highlights:** Live location sharing, One-touch panic alarms (loud/silent), Video capture with panic alarm, Check-in feature for lone workers, Fake call widget, Global coverage

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Panic Button Premium | $1.99 | per month |
| Panic Button Unlimited | $5.49 | per month |
| Full Version | $5.99 | per month |
| Full Version - Yearly | $59.99 | per year |


## Frequently asked questions

### Is Sleep When I Sleep free?

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

### Is The Sentry free?

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

### Do Sleep When I Sleep or The Sentry have ads?

Neither Sleep When I Sleep nor The Sentry shows ads.

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

Sleep When I Sleep ships an update every 4 months, and The Sentry every 3 months. Most recently, Sleep When I Sleep was updated on October 6, 2026 and The Sentry on October 4, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*