Marvel
8.2#1 in user flow softwareFrom $12 a monthFree planAndroidiOSWebAPI
VisitMarvel suits individuals or teams that need to create and share prototypes, collect design feedback, and hand design assets and code to developers. Its listed audience includes startups, larger companies, and schools.
Sketchode suits Mac users handing Sketch layouts to developers who need inspectable design details. It may fit individuals working with Sketch projects, Jira, and direct Sketch export.