The MailTrackerBlocker extension for macOS Apple Mail blocks email trackers, read receipts, and tracking pixels.
1Blocker
vsKnockKnock
1Blocker vs KnockKnock
How do 1Blocker and KnockKnock compare? Here are the facts side by side: pricing, platforms, open-source status and what each one is for.
| Directory detail | 1Blocker | KnockKnock |
|---|---|---|
| What it is | 1Blocker blocks ads, trackers, and unwanted web content in Safari on iPhone, iPad, and Mac, with rules and settings synced over iCloud. | Check which software is persistently installed on a Mac with KnockKnock, a tool for inspecting startup items. |
| Website | ||
| Type | App | Website |
| Topic | ||
| Pricing | Not confirmed | Not confirmed |
| Platforms | iOS, macOS | macOS, Web |
| Open source | Not stated | Not stated |
| Language | — | — |
| Alternatives |
Other options to consider
Sites similar to both 1Blocker and KnockKnock.
AdGuard Mini blocks ads in Safari on Mac and is described as helping protect privacy and reduce page loading times.
Check file origin and cryptographic signing details from Finder with this macOS utility.
BlockBlock monitors for malware that installs itself persistently to run automatically after a restart or login.
Stay for Safari lists userscripts and ad blocking among its features, with ratings and reviews available on the App Store.
FreemiumPick
24 alternatives
Tunnelblick is free, open-source macOS software for controlling OpenVPN connections, with downloads and support information on its site.