When it comes to losing weight, not all options are cheap. In fact, some programs cost hundreds and hundreds per month, which often means that you have to choose between saving your money or saving your waistline…the former of which usually wins.Fortunately, there are some online diet programs that are available at no cost to you. Here are a few of the best ones:FitClick. One of the most impressive things about FitClick is that this site offers a few different eating programs (some designed by FitClick and others created by members), allowing you to choose the one that will work best for you. For instance, some options include the gluten-free diet, the diabetes diet, or the carb reduction diet. Additionally, you also get to select how many meals per day you want and whether you have any dietary restrictions, making each one simple to customize to your own individual needs.My Fitness Pal. Although this one isn’t exactly a diet program per se, sometimes just keeping track of your food intake and physical activity is enough to get you to make positive changes. You can even download the My Fitness Pal app, making it easier than ever to record your food and exercise wherever you are, giving you a constant reminder of where you are with both.Spark People. This site touts that it has helped millions of people lose weight via its free healthy recipes and fat reducing workout plans. Unlike the others, it also provides articles about medical conditions (such as allergies) and how to live a healthy lifestyle. Therefore, if your goal to lose weight is focused more on health than how you look, this might be the best free online diet program for you.Have you tried a free online diet program and either loved or hated it? Please share your thoughts below so that others know to either look for it or avoid it when attempting to reach their own weight loss goals!