Christian Hänsel

4 listings we've seen · as of 4 Oct 2026. This is the maker name shown on the store, not proof of who owns the company.

Developer Tools

A Chrome extension with a persistent sidebar to display SEO information.

Tools

Professional video enhancement: Zoom, Cinema Mode, Bookmarks, Statistics, Audio Monitor, Frame Navigation, and more for YouTube.

Accessibility

Boost your browser's audio volume up to 800%

Tools

Research-grade text capture with context extractionand highlighting, metadata, projects, versioning, and academic export formats.