Anima App - Design, get feedback, convert to code, publish, iterate.
Twine - Twine is an open-source tool for telling interactive, nonlinear stories.
BuilderX - Design to code, designers and developers on one platform.
RenPy - Ren'Py is a free and cross-platform visual novel engine that helps you use words, pictures, and...
Monday Hero - Convert design into mobile code 😎
Quest - Quest lets you create sophisticated text-based games, without having to program.