Yummly - Yummly is a recipe app. You search through lots of recipes, add the ones you like, and even create shopping lists based on the recipes you pick. You can save your recipes with one click and later organize them into collections.

NYT Cooking - iPhone app with 17,000 free recipes from The New York Times

BigOven - Free recipe app for home cooks. Create a meal plan, grocery list and more from your favorite recipes. Organize your recipe collection and take it anywhere.

Hello Egg - Your home-cooking sidekick

VeggieSouls Vegan Recipes - Recipe search engine specialized within Vegan food recipes.

Spoon University - Food network for next generation.