wBlock review
A free, customizable Safari blocker for Apple users who want control beyond basic ad filtering.
Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026
wBlock is a free, open-source content blocker for Safari on Apple devices. It blocks ads, trackers, cookie banners, pop-ups, redirects, unwanted scripts, and cosmetic page elements through multiple Safari content-blocking extensions. Its audience is Safari users who want more control than standard filter subscriptions provide, especially people interested in custom rules, per-site settings, userscripts, and userstyles.
Its main strength is the depth of its customization. Users can add AdGuard-compatible filter lists through URLs, pasted rules, or file imports, while automatic filter updates can run at configurable intervals. The Element Zapper provides manual control over individual page elements, and per-site controls, whitelists, and settings help tailor behavior by website. Userscript support includes common Greasemonkey APIs, while userstyle support accepts .user.css themes. These features make wBlock a strong fit for users who want to adjust how Safari pages behave rather than rely only on predefined blocking.
The Apple ecosystem fit is clear but narrow. wBlock supports macOS and iOS, with the vendor also identifying iPadOS and visionOS in its product description, and it integrates with Safari and iCloud. iCloud synchronization can keep filter selections and custom lists aligned across supported Apple devices. The trade-off is single-browser coverage: users who switch between browsers or need support beyond Apple platforms should choose a broader alternative. Users who only want straightforward ad blocking may also find wBlock’s userscripts, userstyles, custom lists, and per-site controls unnecessary. For Safari users seeking extensive open-source controls at no cost, wBlock is the more suitable choice.
wBlock pros and cons
- Where it wins
- Free and open source with no paid plans
- Custom lists, userscripts, userstyles, and element zapping
- iCloud synchronization for settings and filter lists
- Where it doesn't
- Safari-only browser support
- Limited to Apple platforms
- Advanced controls may be more than basic blockers require
wBlock fact sheet, pricing and score →
Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.
Last updated · How we research and update