[charly1811]

H! PageMarker is different in the sense that you are able to organise with tags and folders, not just one or the other. It also solves the problem of revisiting your bookmarks by sending you an email newsletters on the days and time you pick . That way you are regularly reminded to come back and actually read the things you save for later

[9935c101ab17a66]

The first section of Raindrops website explains that you can organize with collections, tags AND filters, as does Memex.

[charly1811]

It also helps with annotation without modifying the webpage. The annotation based bookmark apps out there modify the actual content of the page whereas PageMarker keeps your notes and comments isolated from the page. The browser extension will allow you to add and view your pages side by side