What would you say in your opinions is the best EFB software for an Android Tablet?

Hi there, What would you guys recommend is the best in your opinions for an EFB software for an Android Tablet? Any information is greatly appreciated. TIA

If Anyone may know?

It may be helpful if you list some of the features you are looking for.

Sorry I actually don’t really know what I’m looking for in the EFB Software…I’m very new to this. What would you recommend ?