# ADBlock vs Ad Security Center

The clearest difference is rating: Ad Security Center at 3.9 against ADBlock's 3.5. Ad Security Center also leads on review sentiment (73% vs 50%) and update cadence (weekly vs every 2 weeks). ADBlock's advantage is iOS requirement (8.0 vs 16.4). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. ADBlock sells 4 one-off in-app purchases and Ad Security Center sells 4 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Ad Security Center holds the better App Store score, 3.9 against 3.5. That said, the two scores are not equally well evidenced: Ad Security Center has 444 ratings behind it against 72, so its average is the more settled of the two. Written reviews point the same way: 50% of ADBlock's written reviews are positive against 73% of Ad Security Center's.

ADBlock ships an update every 2 weeks, Ad Security Center weekly. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | ADBlock | Ad Security Center |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.5 (72 ratings)](https://appshunter.io/ios/app/adblock-advertisement-browser-block-and-ads-shield/id1086118342/reviews) | **[3.9 (444 ratings)](https://appshunter.io/ios/app/ad-security-center/id1495825859/reviews)** |
| Number of ratings | 72 | **444** |
| Positive reviews | 49.7% of reviews | **73.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 3 MB | 53 MB |
| Requires iOS | **8.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Nayer AbuAlSoud](https://appshunter.io/developer/534029583) | [Oneblocker Limited](https://appshunter.io/developer/1559743602) |

## What reviewers say

### ADBlock

[App page](https://appshunter.io/ios/app/adblock-advertisement-browser-block-and-ads-shield/id1086118342)

This app blocks ads, banners, popups, and trackers to provide a faster, cleaner, and more private browsing experience. It offers content blocking for images and fonts, and allows for custom whitelisting of preferred websites. It is designed for universal use on iPhones and iPads.

**Highlights:** Ad blocking, Content blocking, Privacy blocking, Fast web browsing, Custom whitelisting, Universal app support

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ad Block | $1.99 | one-time |
| Media Block | $1.99 | one-time |
| Privacy Blocking | $1.99 | one-time |
| Ad Blocker | $4.99 | one-time |


### Ad Security Center

[App page](https://appshunter.io/ios/app/ad-security-center/id1495825859)

This app provides advanced browser protection by blocking intrusive ads, pop-ups, and autoplay videos. It enhances browsing speed and reduces distractions for a cleaner web experience. Features include Wi-Fi and cellular support, with family-friendly options.

**Highlights:** Block intrusive ads, Minimize pop-ups and autoplay videos, Faster page loading, Reduce distractions, Supports Wi-Fi & Cellular, Family-friendly features

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trial month subscription | $4.99 | per month |
| USA Security Center | $6.99 | per 7 days |
| Subscription With Trial | $6.99 | per 7 days |
| Security Center Promo Week | $6.99 | per 7 days |

**What reviewers like**

- 🚀 Fast and efficient
- 🔒 Blocks ads and trackers
- 👍 Simple and user-friendly
- 💡 Useful security features

**What reviewers complain about**

- 🐛 Occasional bugs and glitches
- 💰 Expensive subscription
- 🔋 High battery consumption
- 🤔 Unclear cancellation process

**Reported bugs**

- Unexpected charges after cancellation
- Compatibility issues with older devices
- Unreliable ad blocking

**Requested features**

- Free version or trial option
- More transparency on pricing and subscription details
- Easier cancellation process


## Frequently asked questions

### Is ADBlock free?

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

### Is Ad Security Center free?

Ad Security Center is free to download, with in-app purchases available.

### Which has better reviews, ADBlock or Ad Security Center?

Ad Security Center is rated higher. ADBlock averages 3.5 out of 5 from 72 ratings, while Ad Security Center averages 3.9 from 444 ratings.

### Do ADBlock or Ad Security Center have ads?

Neither ADBlock nor Ad Security Center shows ads.

### Which is updated more often, ADBlock or Ad Security Center?

ADBlock ships an update every 2 weeks, and Ad Security Center weekly. Most recently, ADBlock was updated on November 2, 2026 and Ad Security Center on November 3, 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.*