# SentryGo vs Unspy

The clearest difference is in-app purchases: SentryGo at none against Unspy's 3. SentryGo also leads on device support (3 vs 1) and iOS requirement (15.6 vs 17.0). Unspy's advantage is update cadence (fortnightly vs every 3 months). On price and ads there is nothing between them.

Both are free to download. Unspy sells 3 in-app purchases, starting at $4.99 per 7 days. SentryGo asks for nothing beyond the download.

SentryGo ships an update every 3 months, Unspy fortnightly. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | SentryGo | Unspy |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/sentrygo/id6747041854/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 13 MB | 10 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Acuity-vct, Inc.](https://appshunter.io/developer/901921616) | [Akbarali Xasanov](https://appshunter.io/developer/6775700244) |

## What reviewers say

### SentryGo

[App page](https://appshunter.io/ios/app/sentrygo/id6747041854)

This professional-grade app enables security teams to monitor and protect valuable art collections using AI-powered surveillance. It brings advanced security monitoring capabilities directly to mobile devices for museums and galleries.

**Highlights:** AI-powered surveillance, Real-time monitoring, Art collection protection, Mobile security system, Museum and gallery focus

**Features:** macOS Compatibility

**In-app purchases:** none


### Unspy

[App page](https://appshunter.io/ios/app/unspy-hidden-camera-detector/id6790170844)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Sentri Pro Weekly | $4.99 | per 7 days |
| Sentri Pro | $9.99 | per month |
| Unspy Pro Lifetime | $39.99 | one-time |


## Frequently asked questions

### Is SentryGo free?

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

### Is Unspy free?

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

### Do SentryGo or Unspy have ads?

Neither SentryGo nor Unspy shows ads.

### Which is updated more often, SentryGo or Unspy?

SentryGo ships an update every 3 months, and Unspy fortnightly. Most recently, SentryGo was updated on October 24, 2026 and Unspy on October 28, 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.*