The Twilio Developer Contest has announced the winner of Week #2 as Trevor with his application Twilleetio, which won the category "Killer Marketing Tools". The tool allows users to dial a phone number and share short audio segments on Twitter. To try out Twilleetio, users can dial (206) 455-6221 using passcode 4422 and leave a message that will be shared on Twitter with an accompanying transcription. The source code for the application is open and available online. The next category for the contest is "Notifications & Alerts", which challenges developers to explore use cases around generating high signal-to-noise notifications and alerts using Twilio, with submissions due by midnight on Sunday, June 7th.