# ShieldFlow vs Sky VPN

The clearest difference is in-app purchases: Sky VPN at none against ShieldFlow's 2. ShieldFlow's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. ShieldFlow sells 2 in-app purchases, starting at $6.99 per month. Sky VPN asks for nothing beyond the download.

## The numbers

| Metric | ShieldFlow | Sky VPN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Size | 5 MB | 70 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Angela Freeman](https://appshunter.io/developer/1885394844) | [无锡壹线网络传媒有限公司](https://appshunter.io/developer/1071751734) |

## What reviewers say

### ShieldFlow

[App page](https://appshunter.io/ios/app/shieldflow/id6764619570)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ShieldFlow Pro | $6.99 | per month |
| ShieldFlow Pro | $49.99 | per year |


### Sky VPN

[App page](https://appshunter.io/ios/app/sky-vpn-safe-proxy-master/id6788703449)

**In-app purchases:** none


## Frequently asked questions

### Is ShieldFlow free?

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

### Is Sky VPN free?

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

### Do ShieldFlow or Sky VPN have ads?

Sky VPN shows ads; ShieldFlow does not.

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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.*