What are some alternatives?
When comparing Marketch and Invision, you can also consider the following products
Relay for Figma - No more slice & export! Relay allows you to push changes from Figma straight to your codebase
Proto.io - Create fully-interactive high-fidelity prototypes in minutes that look and work exactly like your app should. Sign up for a free 15-day trial and get started.
Zeplin - Collaboration app for UI designers & frontend developers
Moqups - The most stunning HTML5 app for creating resolution-independent SVG mockups, wireframes & interactive prototypes for your next project
Frontify Workspace - The overall tool for creative & design collaboration: - upload, manage & share assets
Balsamiq - Balsamiq. Rapid, effective and fun wireframing software.