Pros:

1. It is a free web platform for all users.
2. It let you own your own portfolio where you can share your products.
3. It is a place where you can build a social media presence for your business
4. It has an app version where you can easily operate to catch the latest updates.
5. It has a share feature which allow you to promote your content on other social media networks.

Cons:
Still lack users as they are moving from StumbleUpon to this new platform