# OneSafe Blocker vs GreaseGuard

The clearest difference is in-app purchases: GreaseGuard at none against OneSafe Blocker's 3. OneSafe Blocker's advantage is iOS requirement (13.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. OneSafe Blocker sells 3 in-app purchases, starting at $9.99 per 7 days. GreaseGuard asks for nothing beyond the download.

OneSafe Blocker ships an update every 4 days, GreaseGuard every 3 days. The most recent releases landed on October 12, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | OneSafe Blocker | GreaseGuard |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (139 ratings)](https://appshunter.io/ios/app/onesafe-blocker/id6463124875/reviews)** | — |
| Number of ratings | **139** | — |
| Positive reviews | 94.6% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Subscription | — |
| Size | 24 MB | 36 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nexacore LTD](https://appshunter.io/developer/1699567067) | [Hassan Mahmood](https://appshunter.io/developer/1746625324) |

## What reviewers say

### OneSafe Blocker

[App page](https://appshunter.io/ios/app/onesafe-blocker/id6463124875)

This app provides a seamless and ad-free browsing experience by blocking disruptive advertisements across websites and applications. It enhances online privacy by preventing tracking scripts and cookies, offering a clean and distraction-free environment for all your online activities.

**Highlights:** Effortless ad blocking, Enhanced privacy protection, User-friendly interface, Regular updates, Blocks tracking scripts and cookies

**Features:** macOS Compatibility, Safari Extension

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| One week adblock subscription | $9.99 | per 7 days |
| One month adblock subscription | $19.99 | per month |
| One year adblock subscription | $59.99 | per year |

**What reviewers like**

- 🚀 Efficient ad blocking
- 👍 Easy to use
- 🔒 Blocks unwanted redirects and pop-ups
- 👍 Comfortable and convenient
- 🚀 Fast and smooth performance

**What reviewers complain about**

- 🐛 Doesn't always block ads in certain apps or galleries
- 🐛 Notification for blocked pop-ups can be intrusive

**Reported bugs**

- Occasional freezing or issues with certain websites
- Compatibility problems with older devices

**Requested features**

- Option to disable pop-up block notification
- Expand ad blocking capabilities to more apps and platforms


### GreaseGuard

[App page](https://appshunter.io/ios/app/greaseguard/id6761975653)

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

**In-app purchases:** none


## Frequently asked questions

### Is OneSafe Blocker free?

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

### Is GreaseGuard free?

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

### Do OneSafe Blocker or GreaseGuard have ads?

Neither OneSafe Blocker nor GreaseGuard shows ads.

### Which is updated more often, OneSafe Blocker or GreaseGuard?

OneSafe Blocker ships an update every 4 days, and GreaseGuard every 3 days. Most recently, OneSafe Blocker was updated on October 12, 2026 and GreaseGuard on October 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.*