What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "The e-Mail client for Android."
★★★★★

What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "No SPAM filters? Have used K-9 for a few days now. It's fast...Probably because it's a fairly light weight minimalist client. I have searched to no avail for a SPAM filter. I may have to abandon K-9 if that's not an option."
★★★

What would be the ★-rating of this review (★ being the lowest and ★★★★★ being the highest)? "Beautiful but needs work... Super beautiful UI. Excellent implementation of Material design. Only problem is that it fails to load chapters in m4b file  otherwise works just perfect ?"
