JJazzLab is a free and open-source application which automatically generates backing tracks for any song.

You type in chord symbols, select a rhythm (style), then JJazzLab generates a complete backing track with drums, bass, guitar, keyboard, strings, etc. JJazzLab can read Yamaha style files, which gives you access to thousands of free styles.

JJazzLab creates realistic and non-boring backing tracks, which can be easily customized even for complex songs.

Smartlook is a qualitative analytics solution for web and mobile helping over 250,000 businesses of all sizes and industries answer the “whys” behind users’ actions — why do users churn, or why aren’t they using a feature, or why are they skipping onboarding? Now you can eliminate the guesswork.

With a unique feature set, Smartlook gives you a way to finally understand user behavior at the micro level. Always-on visitor recordings show you what every last visitor does on your website or app, and heatmaps give you mass data about where most people click and scroll. Automatic event tracking lets you know how (and how often) your visitors do specific things, while conversion funnels take those events and show you how much success you're having with conversions.

Started in 2016, Smartlook has grown into a complete solution for qualitative analytics, making guesswork a thing of the past. Stop wondering why, and start getting answers today.