JamWithChrome.com (used in the Google Chrome browser only) is free, no login or sign up. Go to jamwithchrome.com &amp; pick an instrument and go. Use your mouse (or your device, if using the Chrome browser on it) to strum the guitar strings or bang the drums. Lots of autoplay presets, speed up or slow down tempo, change key, chords, etc. Has a simple share URL to allow 4 people to jam at the same time together. No way to record BUT using Jing or screencast-o-matic.com (both free) is one way to…