Kialo - Kialo is the platform for rational debate. Empowering reason through friendly and open discussions.
Instabug - The top apps in the world rely on Instabug for beta testing, user engagement and crash reporting.
Socratrees - Socratrees outlines arguments into intuitive hierarchies of supporting and opposing statements. This design is loosely based on argumentation theory. However, we do not expect you to be familiar with theory in order to start using Socratrees.
UserTest.io - User testing made simple. High-quality, affordable user testing solutions from real users, here in the UK. Improve your usability!
Acceptify - With acceptify, fast and sustainable decisions can be made for a variety of people.
Userbrain - Easy, fast, and affordable user testing for websites and prototypes.