Typefully - Write & publish great tweets, without distractions
Shipstreams - A list of makers shipping live
Finch for Twitter - Turn your Twitter timeline into beautiful streams of photos
Beam Interactive - Interact with your favorite streamer's gameplay in realtime
Crystal - Crystal shows you the best way to communicate with any prospect, customer, or coworker based on their unique personality.
Twidy App - Tinder for Twitter - Tidy up and declutter your timeline