StatCounter - StatCounter is a simple but powerful real-time web analytics service that helps you track, analyse and understand your visitors so you can make good decisions to become more successful online.
Curious Polls - Answer a question once a day for the chance to win £100/$100
Histats - Start tracking your visitors in 1 minute!
minipoll - Create simple shareable polls in seconds
Matomo - Matomo is an open-source web analytics platform
Polls for iMessage - Group Decisions Made Easy. Create polls, vote, and view the results directly in iMessage. The easiest way to make any group decision.