# Magnum Security vs Knowio

Magnum Security and Knowio are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 22, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Magnum Security | Knowio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Size | 43 MB | 48 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Magnum Fire & Security Ltd](https://appshunter.io/developer/1698677683) | [Inniovate Ltd](https://appshunter.io/developer/1725974365) |

## What reviewers say

### Magnum Security

[App page](https://appshunter.io/ios/app/magnum-security/id6451967278)

**Features:** macOS Compatibility

**In-app purchases:** none


### Knowio

[App page](https://appshunter.io/ios/app/knowio/id6476141189)

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

**In-app purchases:** none


## Frequently asked questions

### Is Magnum Security free?

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

### Is Knowio free?

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

### Do Magnum Security or Knowio have ads?

Neither Magnum Security nor Knowio shows ads.

### Which is updated more often, Magnum Security or Knowio?

Magnum Security ships an update every 2 months, and Knowio every 2 months. Most recently, Magnum Security was updated on October 22, 2026 and Knowio on October 15, 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.*