Prototyping Tools

Hotjar

Hotjar provides heatmaps, session recordings, and feedback surveys to understand how real users interact with your website. The free plan includes core analytics features.

Prototyping Tools

Lyssna

Lyssna (formerly UsabilityHub) is a user research platform for testing designs with real participants using preference tests, five-second tests, and click tests. Free plan available.

Prototyping Tools

Optimal Workshop

Optimal Workshop is a UX research platform offering card sorting, tree testing, and first-click testing with actionable reports. A free plan with limited responses is available.

Prototyping Tools

Sprig

Sprig is an in-product user research platform for capturing insights directly from users as they interact with your product. Supports in-context surveys, session replays, and AI analysis.

Prototyping Tools

Marvel App

Marvel is a web-based design and prototyping platform with a free tier for creating wireframes, clickable prototypes, and design specs. Works directly in any browser.

Prototyping Tools

Maze

Maze is a continuous product discovery platform for running rapid usability tests and user research studies. Create and share tests built from Figma or Marvel prototypes.

Prototyping Tools

Principle

Principle is a macOS prototyping tool for designing animated and interactive user interfaces with a timeline-based approach. Create fluid multi-screen prototypes with realistic motion.

Prototyping Tools

ProtoPie

ProtoPie is a high-fidelity prototyping tool for creating realistic interactive prototypes without writing code. Supports complex interactions including touch, keyboard, and sensor inputs.