# Virtual Observer vs Nova Mobile Security

The clearest difference is in-app purchases: Virtual Observer at none against Nova Mobile Security's 4. Virtual Observer also leads on ads (none vs shown) and iOS requirement (13.4 vs 15.0). Nova Mobile Security's advantage is update cadence (weekly vs every 2 weeks). On price and device support there is nothing between them.

Both are free to download. Nova Mobile Security sells 4 in-app purchases, starting at $4.99 per 7 days. Virtual Observer asks for nothing beyond the download.

Virtual Observer ships an update every 2 weeks, Nova Mobile Security weekly. The most recent releases landed on November 3, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Virtual Observer | Nova Mobile Security |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Weekly** |
| Size | 70 MB | 91 MB |
| Requires iOS | **13.4** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shellcatch Inc](https://appshunter.io/developer/1250923937) | [Pera Soft Dijital Cozumler Anonim Sirketi](https://appshunter.io/developer/1822559439) |

## What reviewers say

### Virtual Observer

[App page](https://appshunter.io/ios/app/virtual-observer/id1507656034)

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

**In-app purchases:** none


### Nova Mobile Security

[App page](https://appshunter.io/ios/app/nova-mobile-security/id6764043966)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nova Weekly | $4.99 | per 7 days |
| Nova Monthly | $9.99 | per month |
| Nova Discounted Yearly | $34.99 | per year |
| Nova Yearly | $49.99 | per year |


## Frequently asked questions

### Is Virtual Observer free?

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

### Is Nova Mobile Security free?

Nova Mobile Security is free to download, with in-app purchases available.

### Do Virtual Observer or Nova Mobile Security have ads?

Nova Mobile Security shows ads; Virtual Observer does not.

### Which is updated more often, Virtual Observer or Nova Mobile Security?

Virtual Observer ships an update every 2 weeks, and Nova Mobile Security weekly. Most recently, Virtual Observer was updated on November 3, 2026 and Nova Mobile Security on November 7, 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.*