All System Tests
Every system test below runs in your browser. No install, no signup. Open one and read the live results in seconds.
// featured tests
Filter all 8 system tests
Filter all 8 system tests
8 entries
// latest tests
Internet Stability Test
Log your ping once a second for 5 to 60 minutes and catch the drops, spikes and outages a speed test never shows. Keeps running in a background tab.
- Share your result
Screen Resolution Checker
Check your screen resolution in real pixels, plus aspect ratio, pixel ratio, color depth and browser window size. Reads locally, nothing uploaded.
- Embed on your site
Packet Loss Test
Test packet loss over UDP in your browser. We send 300 packets through a relay and count what never comes back, so you know if it causes your rubber-banding.
- Share your result
Bufferbloat Test
Test your connection for bufferbloat in the browser. See how far your ping climbs under load, get an A+ to F grade, and learn if a busy line will lag your game.
- Share your result
- Embed on your site
Jitter Test
Test your network jitter in the browser. See how much your ping bounces around, plus get a bufferbloat grade for ranked matches and voice calls.
- Share your result
- Embed on your site
Internet Speed Test
Free browser internet speed test for gaming: measure ping, jitter, download, upload and latency under load, then see if your line will lag in a match.
- Share your result
- Embed on your site
System Info
See what your browser reports about your machine: CPU threads, memory, GPU, screen, network and locale. Read locally in the browser, nothing uploaded.
Webcam Test
Test your webcam in the browser. See a live preview, read the real resolution and frame rate, switch cameras, and grab a snapshot. Nothing is uploaded.