# Online Protector check a site vs BlurData

The clearest difference is in-app purchases: Online Protector check a site at none against BlurData's 2. BlurData's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. BlurData sells 2 in-app purchases, starting at $2.99 per month. Online Protector check a site asks for nothing beyond the download.

Online Protector check a site ships an update monthly, BlurData every 3 weeks. The most recent releases landed on October 15, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | Online Protector check a site | BlurData |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 73 MB | 7 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Paul Molitschew](https://appshunter.io/developer/1660028489) | [Ivan Ancona](https://appshunter.io/developer/1450091570) |

## What reviewers say

### Online Protector check a site

[App page](https://appshunter.io/ios/app/online-protector-check-a-site/id6446462058)

**Features:** macOS Compatibility

**In-app purchases:** none


### BlurData

[App page](https://appshunter.io/ios/app/blurdata/id6478813495)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly PRO | $2.99 | per month |
| Annual PRO | $7.99 | per year |


## Frequently asked questions

### Is Online Protector check a site free?

Online Protector check a site is free to download, with no in-app purchases.

### Is BlurData free?

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

### Do Online Protector check a site or BlurData have ads?

Online Protector check a site shows ads; BlurData does not.

### Which is updated more often, Online Protector check a site or BlurData?

Online Protector check a site ships an update monthly, and BlurData every 3 weeks. Most recently, Online Protector check a site was updated on October 15, 2026 and BlurData on November 4, 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.*