Know what you're eating

Free nutrition calculators for fast food. Build your order exactly how you'd get it, see the calories, protein, carbs, and fat.

How it works

1

Pick a restaurant

Choose from Subway, McDonald's, Domino's, or Guzman y Gomez.

2

Build your order

Select your ingredients, toppings, and extras—just like ordering in store.

3

See the macros

Get calories, protein, carbs, and fat. Copy or share your build.

Fast food nutrition calculator

Whether you're tracking macros, counting calories, or just curious about what's in your food, xMacros gives you accurate nutrition data from official restaurant sources. No sign up required—just pick a restaurant and start building.

Perfect for IIFYM (If It Fits Your Macros), cutting, bulking, or just making more informed food choices. All calculators are free and work on any device.