ablab.me is a rapid a/b preference testing tool suited for designers or people who can't make up their mind between two options.
Company contact details
TwentyPeople Limited, 145-157 St. John Street, EC1V 4PW, London, United Kingdom.
Brief business history
The site was launched in June 2011 and has had thousands of votes within the first 24 hours. The project is part of twentypeople.com - a personal benchmarking website.
Success to date
Over 1500 votes in less than 24 hours. Mentioned on yCombinator News.