QuickStream Speedtest

High-performance speed test with smart recommendations, test history, and adaptive accuracy.

QuickStream Speedtest is a lightweight, high-performance tool to test your internet speed without leaving your current tab. Get accurate Download, Upload, Ping and Jitter results in seconds — powered by a professional-grade testing engine. ⚡ KEY FEATURES • Accurate Results — Uses parallel connections, adaptive test sizing, and TCP warmup removal for reliable measurements, just like professional speed tests. • Ping & Jitter — Measures both latency and connection stability with 12 samples and statistical trimming. Essential for gamers and video calls. • Test History — Track your internet speed over time. Your last 50 tests are saved locally and always accessible. • Share Results — Copy your results to clipboard with one tap and share them anywhere. • Light & Dark Mode — Follows your system theme automatically, or switch manually with one click. • Speed Badge — See your last download speed right on the extension icon. • Privacy-First — Zero tracking, zero data collection, zero analytics. Everything stays on your device. 🎯 HOW IT WORKS 1. Click the QuickStream icon in your toolbar 2. Press "Start Test" 3. Watch real-time results as the test runs 4. Share or compare with your history 🔬 UNDER THE HOOD QuickStream uses the same techniques as professional speed tests: → Multi-connection parallel downloads (2–6 streams) to fully saturate your bandwidth → Adaptive probe: a quick estimate calibrates chunk sizes and connection count → Time-based measurement: tests run for 5–8 seconds, not a fixed file size → Warmup removal: the first 1–2 seconds (TCP slow start) are discarded for accuracy → Trimmed mean ping: outliers are removed for a stable latency reading Whether you're on a 10 Mbps DSL or a 1 Gbps fiber, QuickStream adapts automatically. 💡 PERFECT FOR • Gamers — Check ping and jitter to diagnose lag • Remote workers — Verify your connection meets video call requirements • Tech enthusiasts — Monitor your ISP's real performance over time • Anyone — Quick, clean, and ad-free speed testing ☕ QuickStream is free and open. If you find it useful, consider supporting the project with a small donation! Made with ❤️ by Andrea Margiotta