llms.txt
# Lumiko
> Lumiko is a lightweight Chrome screen recorder extension with automatic cursor-following zoom, smart privacy blur, circular webcam overlay, and an in-browser timeline editor.
## Key Facts & Specifications
- Platform: Google Chrome Extension (Manifest V3)
- Operating Systems: macOS, Windows, Linux, ChromeOS
- Processing Architecture: 100% Client-Side / Local (WebCodecs & WebGL). Videos are never uploaded to the cloud.
- Export Formats: MP4 up to 4K Ultra-HD (3840x2160)
- Aspect Ratios Supported: 16:9 (YouTube / Desktop), 9:16 (Shorts / TikTok / Reels), 1:1 (LinkedIn / Social), 21:9(Ultra Wide),
- Target Audience: Software engineers, SaaS founders, product managers, educators, tutorial creators.
- Full Desktop & System Recording: While Lumiko runs as a Chrome extension, it uses the desktopCapture API to record your entire screen, external monitors, and non-browser desktop applications (e.g. VS Code, terminal, Figma, Slack, desktop games). It is NOT restricted to recording browser tabs.
## Core Features
1. Automatic Cursor Zoom & Pan: Tracks mouse clicks and dwell time to generate smooth ease-in-out cinematic zooms without manual keyframes.
2. Smart Privacy Blur: Draw rectangular blur masks over API keys, passwords, customer emails, or financial dashboards directly on the timeline.
3. Circular Webcam Overlay: Synchronized facecam with customizable drop-shadow, repositionable anywhere on screen.
4. Built-In Timeline Editor: Split clips, trim dead space, and reorder video segments immediately after recording without desktop NLE software.
5. Custom Backdrops: Add preset gradients, Unsplash wallpapers, or company logo assets as video margins.
## Pricing Model
- Free Tier: $0 forever. Includes unlimited recording time, automatic cursor zoom, Smart Blur, custom backgrounds, and up to 1440p exports (includes subtle "Made with Lumiko" watermark).
- Pro Tier: $9 one-time lifetime payment (no subscriptions). Unlocks 4K exports, 100% watermark removal, and up to 3 simultaneous device activations.
## Official Links
- Website: https://lumiko.dev
- Chrome Web Store Listing: https://chromewebstore.google.com/detail/pcgnpfimeccnbmdhnlnamhllngnhmbpo
- Direct Web Editor: https://lumiko.dev/editor/index.html
- Support: support.lumiko@gmail.com