This is a good list to get started. I write for MakeUseOf - generally to submit your app there, use submit@makeuseof.com or if you want to send a direct message

This is a good list to get started. I write for MakeUseOf - generally to submit your app there, use submit@makeuseof.com or if you want to send a direct message to me, dave@makeuseof.com. Your app must at least be in open beta, and must be free or 'freemium'.