Comment Bots Services List? For CPA Purposes.

hi guys,

is there a list of comment bot services that work (if you're smart) out there?
can any guru built a list of them and we can all gain from the experience?

youtube comment bot,
instagram comment bot,
twitter comment bot,
facebook group comment bot,
facebook comment bot,
reddit comment bot,
basically social media comment bot.

any botting service that you had good experience with,
we can built a list~

Making list and making bot both are different thing.

I got instagram bot. for commenting. so how it going to work? give me more details please am interested.