Which plugin to choose for image optimization in WordPress?

Question

CMS

Please tell me which WordPress image optimization plugin is best to choose from these two:

1. Smush.
   
2. Robin Image Optimizer.
   

Or is there even better from the free version, but cooler and clearer?

Answer 1

https://ru.wordpress.org/plugins/tiny-compress-images/ generally ok

Answer 2

I use imsanity

Answer 3

I use smush