# Smart Call Blocker vs OpenDoc

The clearest difference is in-app purchases: OpenDoc at none against Smart Call Blocker's 3. On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Smart Call Blocker sells 3 in-app purchases, starting at $1.99 per month. OpenDoc asks for nothing beyond the download.

## The numbers

| Metric | Smart Call Blocker | OpenDoc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (3 ratings)](https://appshunter.io/ios/app/smart-call-blocker/id6762715040/reviews)** | — |
| Number of ratings | **3** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 days | — |
| Monetization | Freemium | — |
| Size | 7 MB | 59 MB |
| Requires iOS | 17.0 | **16.4** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Van Khanh Nguyen](https://appshunter.io/developer/1894978274) | [Kareem Samir](https://appshunter.io/developer/6785434030) |

## What reviewers say

### Smart Call Blocker

[App page](https://appshunter.io/ios/app/smart-call-blocker/id6762715040)

Block unwanted calls with surgical precision using pattern matching. Define rules with wildcards to block entire number ranges, offering robust privacy and control over incoming calls. Works offline and at the system level for seamless protection.

**Highlights:** Pattern matching with wildcards, Block number ranges, System-level blocking via CallKit, 100% offline operation, Caller ID labels, Unlimited blocking rules (Premium)

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $1.99 | per month |
| Premium Yearly | $14.99 | per year |
| Premium Trọn Đời | $24.99 | one-time |


### OpenDoc

[App page](https://appshunter.io/ios/app/opendoc-scanner/id6806400475)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Call Blocker free?

Smart Call Blocker is free to download, with in-app purchases available.

### Is OpenDoc free?

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

### Do Smart Call Blocker or OpenDoc have ads?

Neither Smart Call Blocker nor OpenDoc shows ads.

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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.*