Tubics - SEO & analysis for YouTube videos
SocialBlade - SocialBlade can help you track YouTube Channel Statistics, Twitch User Stats, Instagram Stats, and much more! You can compare yourself to other users and analyze your growth!
VidIQ - Generate tags for YouTueb Videos. Works as a browser extension .
Viralpitch.co - Choose the best influencers for your brand at Viralpitch. Compare influencers stats, track YouTube, Instagram, Twitter performance and much more.
TubeSift - A Game-Changing Tool for YouTube Advertisers - TubeSift enables you to quickly extract extensive lists of highly relevant and popular YouTube videos with monetization enabled and start showing your ads on all of those videos in minutes.
Biteplay - Create highly targeted Youtube ad campaigns in 5 minutes