Wakelet

Save, organize and tell stories with content around the web

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Hunter's comment

Save content to use later, build a portfolio, gather research, promote people or events, create a campaign or fan page and more...
Keep your collections private or share them with the world.
You can also embed collections on any blog or website.
Source

Wakelet is great collaboration platform which let you save articles, videos, images and all stuff from the web and you can keep this collection private, later on your can edit saved content you can add voice, text, pictures and then you can share it with the world. You can also see the shared contents from other users.
You can use this platform on web, IOS and Android.

LINKS
https://play.google.com/store/apps/details?id=com.wakelet.wakelet&hl=en

https://itunes.apple.com/gb/app/wakelet/id1041331738?mt=8