[PAR] [TLE] MailChimp [SEP] MailChimp is a marketing automation platform and an email marketing service and a trading name of its operator, Rocket Science Group, an American company founded in 2001.  MailChimp began as a paid service and added a freemium option in 2009.  Within a year its user base had grown from 85,000 to 450,000.  By June 2014, it was sending over 10 billion emails per month on behalf of its users. [PAR] [TLE] JotForm [SEP] JotForm is a San Francisco-based online form building company.  JotForm's software creates forms with a drag and drop creation tool and an option to encrypt user data.  As of 2015, JotForm had 2 million registered users and 7,000 form templates.  The forms can be integrated on external sites including MailChimp, PayPal, Stripe, and Salesforce.
[PAR] [TLE] MailChimp [ SEP ] MailChimp is a marketing automation platform and an email marketing service and a trading name of its operator , Rocket Science Group , an American company founded in 2001 . MailChimp began as a paid service and added a freemium option in 2009 . Within a year its user base had grown from 85,000 to 450,000 . By June 2014 , it was sending over 10 billion emails per month on behalf of its users . [PAR] [TLE] JotForm [ SEP ] JotForm is a San Francisco - based online form building company . JotForm 's software creates forms with a drag and drop creation tool and an option to encrypt user data . As of 2015 , JotForm had 2 million registered users and 7,000 form templates . The forms can be integrated on external sites including MailChimp , PayPal , Stripe , and Salesforce .
On which site which JotForm can be integrated  began as a paid service and added a freemium option in 2009?
On which site which JotForm can be integrated began as a paid service and added a freemium option in 2009 ?
MailChimp
MailChimp