SugarStats
SugarStats is a web site that has a simple and easy-to-use interface to input and access your data from anywhere. You can enter data using the web interface, Twitter, or using a mobile phone. You can track your blood glucose level and medication for free. You can also track your food consumption and physical activity but you have to sign up for the Premium Plan, which is $8.29/month. The web site has graphs and trends to explore your progress towards your goals. You can also share your stats with friends, family, or health-care provider.