Cannot Get Through Homescreen

Same issue as many other people. It tells me I dont need to create an account but wont move passed the home screen. Then when I try to sign up, I receive a server error. Would be nice to be able to use it...

Ryan Stack about Su Chef: Healthy Recipes by Ingredients, Diet or Food Allergies (Paleo, Vegetarian, Gluten Free, Low Calorie Recipes and more) So you Always Know What to Eat for Dinner