# Security 24 BackMeApp vs KYU

The clearest difference is update cadence: KYU at every 2 weeks against Security 24 BackMeApp's every 5 weeks. Security 24 BackMeApp's advantage is device support (3 vs 1) and iOS requirement (11.0 vs 16.6). On price, ads and in-app purchases there is nothing between them.

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

Security 24 BackMeApp ships an update every 5 weeks, KYU every 2 weeks. The most recent releases landed on September 14, 2026 and August 13, 2026 respectively.

## The numbers

| Metric | Security 24 BackMeApp | KYU |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 2 weeks** |
| Size | 11 MB | 51 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Security 24 S.R.L.](https://appshunter.io/developer/956283964) | [Involve LLC](https://appshunter.io/developer/1736500585) |

## What reviewers say

### Security 24 BackMeApp

[App page](https://appshunter.io/ios/app/security-24-backmeapp/id1394124155)

**Features:** macOS Compatibility

**In-app purchases:** none


### KYU

[App page](https://appshunter.io/ios/app/kyu/id6763313632)

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

**In-app purchases:** none


## Frequently asked questions

### Is Security 24 BackMeApp free?

Security 24 BackMeApp is free to download, with no in-app purchases.

### Is KYU free?

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

### Do Security 24 BackMeApp or KYU have ads?

Neither Security 24 BackMeApp nor KYU shows ads.

### Which is updated more often, Security 24 BackMeApp or KYU?

Security 24 BackMeApp ships an update every 5 weeks, and KYU every 2 weeks. Most recently, Security 24 BackMeApp was updated on September 14, 2026 and KYU on August 13, 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.*