When comparing Matomo (previously Piwik) vs Keen.io, the Slant community recommends Matomo (previously Piwik) for most people. In the question“What are the best analytics tools for a SaaS web applications?” Matomo (previously Piwik) is ranked 6th while Keen.io is ranked 13th. The most important reason people chose Matomo (previously Piwik) is:
There are no restrictions, pricing tiers, or risks of the service being killed off, because you can run it on your own hardware.
Ranked in these QuestionsQuestion Ranking
Pros
Pro Able to be self-hosted
There are no restrictions, pricing tiers, or risks of the service being killed off, because you can run it on your own hardware.
Pro Free / Libre software
Pro Great for custom, complex, large-scale analytics solutions
Keen is designed for developer to be able to build custom, complex, large-scale analytics solutions.
Pro Offers a good free plan
The free plan allows for 50,000 events.
Pro Allows gathering and visualizing data for your users
Pro Good documentation
Pro Can be easily integrated into existing projects
Cons
Con Development knowledge is not optional
There's no drag and drop interface, setting up analytics requires a developer.