Survey Monkey - Create and publish online surveys in minutes, and view results graphically and in real time. SurveyMonkey provides free online questionnaire and survey software.
Owler - Owler is a crowdsourced data model allowing users to follow, track, and research companies.
Pollfish - Pollfish's mobile survey platform provides today's professionals with deep insights from real consumers leading to better business decisions. Create your first survey in minutes.
Crunchbase - Crunchbase is a platform for discovering industry trends, investments, and news about companies around the world.
App Annie - App Annie is a marketing analytics tool available for apps of all kinds. With App Annie, you can track sales, traffic, and a variety of other factors pertinent to monitoring an app's trajectory.
eMarketer - eMarketer is an independent market research company that provides insights and trends related to digital marketing, media and commerce.