Lumiko

Overview

Lumiko is a privacy-first browser screen recorder that automatically adds cinematic zoom and pan effects by tracking the cursor. It includes a built-in timeline editor to trim and split clips right in the browser. Users can easily add a webcam overlay, custom backgrounds, and use Smart Blur to hide sensitive information. Everything runs locally on the device without requiring accounts or cloud uploads.

What it does

• Tracks cursor movements to automatically generate smooth cinematic zoom and pan effects without manual keyframes.
• Provides a built-in browser timeline editor to trim dead space, split clips, and reorder segments.
• Features a Smart Blur tool to easily hide sensitive information like API keys and passwords.
• Adds customizable click effects and a draggable, resizable circular webcam overlay with a drop-shadow.
• Renders videos locally in the browser with up to 4K resolution exports, ensuring data privacy.

Who it's for

• Founders
• Developers
• Designers
• Content Creators

Why it works

• Automates the tedious process of manually placing keyframes for zoom and pan effects in videos.
• Operates entirely locally in the browser, ensuring user privacy and eliminating cloud upload delays.
• Consolidates recording, auto-zooming, and timeline editing into a single extension without separate software.
• Requires no account creation or sign-in, allowing users to start recording and editing instantly.
• Offers a generous free tier with unlimited recording and a simple $9 one-time payment upgrade.

Founder story

Ashish Patnaik built Lumiko in 2026 out of New Delhi after growing frustrated by losing hours to manually placing keyframes in tutorial videos. He wanted an editor that automated cursor-tracking zoom without compromising privacy, leading him to build a local-first browser extension for seamless recording.

Alternatives

• Screen Studio
• Loom
• Camtasia
• Tella

Comparison overview

• Unlike traditional screen recorders like Loom that require cloud uploads, Lumiko processes and renders everything locally in the browser. It automates cinematic zoom and pan effects without manual keyframing, distinguishing itself from desktop apps like Screen Studio with its seamless Chrome extension workflow.