Kualitee is your next ALM alternative in which you can create, manage and execute test cases. Whether its manual testing or automated testing, the tool is equipped to make your testing more efficient and fun. It's dedicated defect manage module saves those extra costs for bug logging and issue tracking. You can log bugs independent of test cases or you can optionally associate a bug with your failed test case. The tool provides complete traceability to specific parent requirement or sub-requirements with custom test and bug reporting.
Invision - Prototyping and collaboration for design teams
TestRail - TestRail provides comprehensive test case management for software testing. Organize your testing, boost productivity, get real-time insights, and track progress toward milestones. Integrates with leading issue tracking and test automation tools.
Marvel - Turn sketches, mockups and designs into web, iPhone, iOS, Android and Apple Watch app prototypes.
Qase - Test case management software for QA and development teams that helps you make your product better.
Axure RP - The prototyping and specification software used by 87% of the Fortune 100. Beyond mockups, design interactive prototypes for business solutions, websites, and applications.
Klaros-Testmanagement - Klaros-Testmanagement is a professional web based test management tool.