Keyword reciprocation was used in the provided list of websites.
Flint - Connect with musicians, simply.http://pageoverview.com/website-report/flint.cool
Structured like a dating app, Flint requires mutual reciprocation between users. To get started, set up your profile, add your song, and you are ready to browse for other musicians! Search using a variety of filters to find who you're looking for. Once connected, use the message feature to chat, share images, and upload music. The rest is up to you!