Head-to-head · Safari Extensions
Ka-Block! vs Vimari
Ka-Block! leads on 0 checks, Vimari on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreKa-Block! · 7.6/10
- Free planboth
Ka-Block! scores higher on our rubric for safari extensions: 7.6 against 6.9 out of 10; our editors rank them #4 and #7.
Ka-Block! is the better fit for privacy-minded users who prefer a free open-source blocker. Vimari is the better fit for mac users who prefer keyboard-driven browsing.
- Ka-Block! fits best
Privacy-minded users who prefer a free open-source blocker
- Vimari fits best
Mac users who prefer keyboard-driven browsing
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Side by side
| Feature | Ka-Block! 7.6/10 Visit ↗ | Vimari 6.9/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.6 | 6.9 |
| Ranking | #4 in Safari Extensions | #7 in Safari Extensions |
| Best for | Privacy-minded users who prefer a free open-source blocker | Mac users who prefer keyboard-driven browsing |
| Pricing model | Free | Free |
| Starting price | Free | Free plan |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Desktop, Mobile, Browser extension, Self-hosted | Browser extension |
| Platforms | macOS, iOS | macOS |
| Built for | Solo, Small business | Solo, Small business |
| Features Ka-Block! 1/4 · Vimari 1/4 | ||
| Content blocking | Not checked yet | Not checked yet |
| Sync available | Not checked yet | Not checked yet |
| App Store listing | Not checked yet | Not checked yet |
| Open source | ✓ | ✓ |
| Specs | ||
| Supported devices | Not checked yet | Mac |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | Ka-Block! is a free, open-source Safari content blocker for iPhone, iPad, and Mac. It is aimed at solo users and small teams that want a straightforward way to block advertising domains and tracking scripts in Safari. The Free plan… Read the review → |
Vimari is an open-source Safari extension that adds Vim-style keyboard controls to web browsing. It is aimed at Mac users who prefer navigating pages, links, tabs, and browser history with a keyboard rather than a mouse or trackpad. Its… Read the review → |
Strengths and trade-offs
Ka-Block! — where it wins
- Blocks advertising domains and tracking scripts
- Makes zero network connections
- Open-source implementation for iOS and macOS
Where it doesn't
- No custom filter lists
- Filter updates arrive with new extension versions
- Supports Safari only
Vimari — where it wins
- Navigate pages, links, tabs, and history with keyboard commands
- Link hinting lets you open links from the keyboard
- Open-source and available at no cost
Where it doesn't
- Supports macOS only
- Focused on navigation rather than broader extension tasks
- Documentation and community are the listed support channels
- Ka-Block!7.6/10 · Free plan
A free, open-source Safari blocker with no network connections and curated filters.
Visit Ka-Block!Full verdict → - Vimari6.9/10 · Free plan
A free, open-source Safari extension for keyboard-first browsing on Mac.
Visit GitHubFull verdict →
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All safari extensions comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
Last updated · How we research and update