Cyberspace (Commercial, iOS, Objective-C): Productivity-focused web browser for iOS. Achieved 5,000+ paid downloads. Featured by Macworld, GigaOm, etc.
Exercise Genius (Open-source, iOS, Objective-C): Exercise tracking app for runners. Winner of Best Student Team and Microsoft’s Best Use of HealthVault APIs prizes at Cajun Code Fest hackathon (Louisiana, USA).
TumblrStats.com (Open-source, Web, Ruby, Sinatra): Learn random facts about your tumblelog: when you registered your Tumblr account, how many posts you made, how often you create a new entry, etc. Achieved 500,000+ visits.