1Blocker vs RefCanvas
A side-by-side look at 1Blocker and RefCanvas. For an in-depth review of either product, follow the links below.
1Blocker
Security & Privacy
1Blocker is an ad blocking and privacy protection extension and app for Safari. It blocks ads, trackers, malware, and prevents companies from collecting personal data. 1Blocker is fast, lightweight, and customizable.
ad-blockingprivacy-protectionsafari-extension
RefCanvas
Remote Work & Education
RefCanvas is a free, open-source collaborative whiteboard web application. It allows multiple users to draw, write, and share ideas on an online canvas in real-time. Features include drawing tools, text tools, image uploads, and reporting.
whiteboardcollaborationrealtimedrawingtextimage-sharing
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