AskNicely - Collect customer experience feedback on a daily basis and empower your team to take immediate action to drive retention, upgrades, reviews and referrals.
Zonka Feedback - Top feedback app designed to collect customer feedback on iPad & Android tablets, Online Surveys on Website, Mobile, Email & SMS. Track NPS & Other Metrics.
Delighted - The fastest and easiest way to gather actionable feedback from your customers
KeySurvey - KeySurvey provides survey and questionnaire tools.
Survicate - Collect feedback on your website and find out more about your visitors.
FeedbackServer - asp.net survey software Web based and open source software, for purchase or hosted, written in ASP.NET for Nsurvey