# Sentry Motion Detector Camera vs Rewind

The clearest difference is in-app purchases: Sentry Motion Detector Camera at none against Rewind's 3. Rewind's advantage is update cadence (weekly vs fortnightly) and iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. Rewind sells 3 in-app purchases, starting at $2.99 per month. Sentry Motion Detector Camera asks for nothing beyond the download.

Sentry Motion Detector Camera ships an update fortnightly, Rewind weekly. The most recent releases landed on October 14, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sentry Motion Detector Camera | Rewind |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Weekly** |
| Monetization | Free | — |
| Size | 0 MB | 46 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BigBalli Consulting llc](https://appshunter.io/developer/363765325) | [Joel HOUINSAVI](https://appshunter.io/developer/1896348848) |

## What reviewers say

### Sentry Motion Detector Camera

[App page](https://appshunter.io/ios/app/sentry-motion-detector-camera/id6740923419)

Transform an old phone into a dark-optimized motion-triggered security camera. It records clips when movement is detected and saves them directly to your device's photo library, offering a private and offline monitoring solution.

**Highlights:** Motion-triggered recording, Night vision capabilities, Records to photo library, Offline operation, No account or cloud needed, Screen stays dark during use

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

**In-app purchases:** none


### Rewind

[App page](https://appshunter.io/ios/app/rewind/id6767027553)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Rewind Pro - Mensuel | $2.99 | per month |
| Rewind Pro - Annuel | $12.99 | per year |
| Pro à vie | $22.99 | one-time |


## Frequently asked questions

### Is Sentry Motion Detector Camera free?

Sentry Motion Detector Camera is free to download, with no in-app purchases.

### Is Rewind free?

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

### Do Sentry Motion Detector Camera or Rewind have ads?

Neither Sentry Motion Detector Camera nor Rewind shows ads.

### Which is updated more often, Sentry Motion Detector Camera or Rewind?

Sentry Motion Detector Camera ships an update fortnightly, and Rewind weekly. Most recently, Sentry Motion Detector Camera was updated on October 14, 2026 and Rewind on October 25, 2026.

---

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