# DNS Sinkhole vs Crisp

The clearest difference is price: DNS Sinkhole at Free against Crisp's $2.99. On ads, in-app purchases, device support and iOS requirement there is nothing between them.

DNS Sinkhole is free to download; Crisp costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | DNS Sinkhole | Crisp |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | No | No |
| Size | 4 MB | 4 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Christine Martin](https://appshunter.io/developer/1874045866) | [Vijhay Kumar](https://appshunter.io/developer/1867716250) |

## What reviewers say

### DNS Sinkhole

[App page](https://appshunter.io/ios/app/dns-sinkhole/id6760730731)

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

**In-app purchases:** none


### Crisp

[App page](https://appshunter.io/ios/app/crisp-ad-blocker/id6780219620)

**Features:** Safari Extension

**In-app purchases:** none


## Frequently asked questions

### Is DNS Sinkhole free?

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

### Is Crisp free?

Crisp costs $2.99, with no in-app purchases.

### Do DNS Sinkhole or Crisp have ads?

Neither DNS Sinkhole nor Crisp 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.*