Orange AI is geared in particular for YouTube creators. It can analyze your audience's likes and dislikes and even respond to comments in 60 seconds. The service can evaluate multiple videos at once, spotting trends in likes and dislikes and areas where you can improve. It can also generate video scripts based on performance data from earlier videos and can respond to comments with automated replies. All this can help you better understand your audience and create more effective content.
Another good option is Thumblytics, which lets YouTubers try out different thumbnail, title and content ideas on real people before publishing a video. The service offers real user feedback, CTR analysis and unlimited testing. It also offers different pricing levels and free tools like an AI Title Generator and YouTube Preview Tool, so it's a good option for optimizing your YouTube videos.
If you want something more elaborate, Maekersuite is a collection of tools to set video content direction and optimize your approach. It includes a Video Content Explorer, Video Ideas Generator and a Script Editor that automate some tasks and offer data insights so you can make decisions. It's good for marketing, educational and entertainment videos, and you can try it with a free trial.