Useful Tools for Design and Development Process
SocialBro
Layer
Feedback
Mailerloop
Swipes
Flow
Swiftly
Stripe
Instapaper
Numbrs
Clever Elements
maildropr
SalesGenius
Oocharts
Pricer Ninja
Timely
GistBox : personal code library
Get an Insight
Headquarters for Basecamp
Heeduser
AppAnnie