What the difference between the PLUS version $2.99 & the $0.99 version? – G-Whizz! Plus for Google Apps - The #1 Apps Browser Review

I wanted to know what the difference between the PLUS version $2.99 & the $0.99 version? I noticed that the description for each version is EXACTLY alike. Thank you in advance for your time.
Review by TAbshire on G-Whizz! Plus for Google Apps - The #1 Apps Browser.