# PetDNS vs AdZero

The clearest difference is price: PetDNS at Free against AdZero's $1.99. AdZero's advantage is in-app purchases (none vs 2) and update cadence (every 6 days vs every 3 weeks). On ads and device support there is nothing between them.

PetDNS is free to download; AdZero costs $1.99 up front. PetDNS sells 2 in-app purchases, starting at $0.99 per month. AdZero asks for nothing beyond the download.

PetDNS ships an update every 3 weeks, AdZero every 6 days. The most recent releases landed on October 31, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PetDNS | AdZero |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/petdns-nextdns-manager/id6772567385/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | — | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 12 MB | 122 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Luke Edwards](https://appshunter.io/developer/6772567387) | [SANGSANGLYEOG](https://appshunter.io/developer/6775833421) |

## What reviewers say

### PetDNS

[App page](https://appshunter.io/ios/app/petdns-nextdns-manager/id6772567385)

Manage your NextDNS profiles from your mobile device. Monitor network activity, block trackers, and fine-tune settings with a user-friendly interface and powerful features.

**Highlights:** DNS query log analysis, Allowlist/denylist management, Query analytics, Advanced settings configuration, Configurable dashboard widgets, Siri and Shortcuts support (Pro)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PetDNS Pro - Monthly | $0.99 | per month |
| PetDNS Pro - Yearly | $9.99 | per year |


### AdZero

[App page](https://appshunter.io/ios/app/adzero-clean-ad-free-web/id6791538991)

This app blocks Safari ads, popups, and trackers on your iPhone and iPad. It helps reduce distractions and unnecessary data usage by preventing ad resources from loading. Enjoy a cleaner browsing experience with a one-time purchase.

**Highlights:** Safari ad blocking, Tracker and analytics blocking, Customizable blocking rules, Element picker for hiding unwanted content, Optional encrypted DNS, Per-site exceptions

**Features:** Safari Extension

**In-app purchases:** none


## Frequently asked questions

### Is PetDNS free?

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

### Is AdZero free?

AdZero costs $1.99, with no in-app purchases.

### Do PetDNS or AdZero have ads?

Neither PetDNS nor AdZero shows ads.

### Which is updated more often, PetDNS or AdZero?

PetDNS ships an update every 3 weeks, and AdZero every 6 days. Most recently, PetDNS was updated on October 31, 2026 and AdZero on November 5, 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.*