Would you pay $50/year for twitter? app.net thinks so. Basic user account is $50/year. Developer account (for developing on their platform) is $100/year. See it in action: https://alpha.app.net/ Signup: https://join.app.net/ Source: http://venturebeat.com/2012/08/12/take-that-facebook-new-social-utility-app-net-blasts-through-500k-funding-goal/ Frankly, I think they could have spent a few more dollars on the alpha design. For a paid service it looks pretty raw.