Features:

Attach files: Drag 'n' drop your files and folders to Mailplane and watch them being attached to the message and automatically uploaded.
Send optimized photos: Pictures get automatically resized and optimized to reduce the size of your message.
Instantly send screenshots: Need to send a Screenshot? With one click you grab a portion of your screen and attach it to your message.
Send pictures from iPhoto: Mailplane comes with an iPhoto plugin that makes sending picture attachments so easy: select any pictures in iPhoto and then press the email button. That's it.

HomePage - http://mailplaneapp.com/

Download Links :