Lightning Speed Test

Monitor internet speed in the background and perform instant latency and download checks.

The fastest way to check your internet speed—without opening a new tab. Lightning Speed Test is designed for users who want to keep an eye on their connection quality without the bloat of ad-filled speed test websites. It runs silently in the background to give you a live update of your network health right on your browser toolbar. ⚡ Key Features: Always-On Monitoring: Automatically checks your internet speed in the background (every 15 minutes by default) and updates the icon badge so you know your speed at a glance. Instant Popup: Click the lightning bolt icon to instantly measure your Ping (Latency) and Download Speed. Smart Formatting: Easy-to-read badge numbers. Speeds under 1Gbps show as "150M", while high-speed fiber connections show as "1.2G". Visual Status: The badge color changes dynamically (Green for fast, Yellow for moderate, Red for slow) to alert you of network issues instantly. Location Detection: Automatically detects your current server location, City, and Country flag. Customizable: You control how often the background test runs. Adjust the refresh interval directly from the extension settings. 🔒 Privacy First: We believe simple tools should be transparent. No Analytics: We do not track your browsing history or personal data. No Ads: A clean, lightweight interface with zero distractions. Direct Connection: The extension fetches a test file directly from trusted content delivery networks (Cloudflare) to measure speed. No middle-man servers. 📂 Permissions Explained: To function correctly, this extension requires the following permissions: Alarms: To schedule the background speed checks. Storage: To save your preferred refresh interval and last known speed. Host Permissions: To connect to the speed test servers and IP location API.