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.

TweetDeck - TweetDeck is your personal browser for staying in touch with what’s happening now.

LikesPlanet - Get Facebook likes, Twitter Followers, YouTube Subscribers, Comments, and Shares.

Twitterfall - Twitterfall is an excellent choice if you want something basic, free and without much branding.

Linkcollider - Link Collider is a web-based service that is designed to grow your online business, social media networks, and personal blogs.

Fenice - Read writing from Fenice for Windows on Medium. Fenice (fka Project Blue Dog) is a full-featured Twitter app for Windows designed to offer the best Twitter experience to every user (pro or casual ones).