Screentell is an in-browser screen recorder and video editor designed specifically for creating professional product demos and tutorials. It transforms basic screen recordings into studio-quality videos through a seamless workflow that combines recording, editing, and exporting capabilities directly within your web browser.

The product offers high-quality recording of screen and camera simultaneously with system sound and microphone audio. Key features include cinematic 3D effects with perspective, rotation, and motion control, focus zoom for guiding viewer attention, and rich annotation stickers with customizable arrows, bubbles, shapes, and text. Additional capabilities include a dynamic face camera layer that can be moved and resized, clip cutting and speed control, screen cropping, beautiful layouts with backgrounds, and external video editing for importing existing footage.

The tool works entirely within modern browsers using Web APIs for screen capture and video processing. Screentell's unique approach includes a dual-stream engine for high-quality footage capture and local processing that ensures all video data stays on the user's device without uploading to external servers.

Benefits include creating engaging and professional-looking demos without complex software, with use cases spanning product demonstrations, tutorial creation, and content for platforms like YouTube and social media. The tool helps users produce polished videos with cinematic effects that would typically require multiple applications.

The target audience includes creators, teams, and anyone needing to produce professional screen recordings for demonstrations or tutorials. Screentell integrates with modern browsers including Chrome, Edge, Brave, and Arc, with optimal performance on Chromium-based browsers. Technical details emphasize privacy-first local processing and support for exporting in MP4, WebM, and GIF formats.