The incredibly popular Mac email client, Sparrow, is currently on sale for only $4.99, that is a savings of over 50%. The client has been receiving rave reviews from users and pundits alike. This is only a temporary price drop so click here to download it now. Sparrow is also available for the iPhone and is coming soon for iPad. The Mac version is Retina ready for your brand new Next Generation MacBook Pro. Thanks @ChrisData for the tip!
Sparrow supports IMAP and POP: You can use the following mail providers with Sparrow: – Gmail (classic and Google apps) – MobileMe – Yahoo! – AOL – Any custom IMAP server – Hotmail, MSN, Live …”