Facebook Business Manager - Manage ad accounts, Pages, and the people who work on them — all in one place. It's free.
Addmefast - Building a website or network on Internet is no longer a hard task but promoting and marketing it is still a difficult task but not impossible.
Newspack - A new publishing solution for news orgs by WordPress
LikesPlanet - Get Facebook likes, Twitter Followers, YouTube Subscribers, Comments, and Shares.
Imoji - Turn selfies or any photo into stickers you can text
Linkcollider - Link Collider is a web-based service that is designed to grow your online business, social media networks, and personal blogs.