# Compass vs Sentry

The clearest difference is in-app purchases: Compass at none against Sentry's 4. Compass also leads on update cadence (weekly vs fortnightly) and iOS requirement (13.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Sentry sells 4 in-app purchases, starting at $9.99 per 7 days. Compass asks for nothing beyond the download.

Compass ships an update weekly, Sentry fortnightly. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Compass | Sentry |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Fortnightly |
| Size | 18 MB | 16 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [SEOKWON YANG](https://appshunter.io/developer/1863325487) | [MD. NASAR UDDIN REDOY](https://appshunter.io/developer/1653522796) |

## What reviewers say

### Compass

[App page](https://appshunter.io/ios/app/compass-slox/id6757491317)

**Features:** macOS Compatibility

**In-app purchases:** none


### Sentry

[App page](https://appshunter.io/ios/app/sentry-hidden-camera-scan/id6782903690)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sentry Pro (Weekly) | $9.99 | per 7 days |
| Sentry Pro (Yearly) | $59.99 | per year |
| Sentry Pro Lifetime | $99.99 | one-time |
| Sentry Pro Lifetime | $149.99 | one-time |


## Frequently asked questions

### Is Compass free?

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

### Is Sentry free?

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

### Do Compass or Sentry have ads?

Neither Compass nor Sentry shows ads.

### Which is updated more often, Compass or Sentry?

Compass ships an update weekly, and Sentry fortnightly. Most recently, Compass was updated on October 11, 2026 and Sentry 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.*