July 13 is National French Fry Day, and you can get free fries to celebrate.

Several fast food chains are giving out free fries, while others are offering special deals to celebrate America’s favorite side.

McDonald’s

McDonald’s has upped its fry-game with new features on their app, including Free Fry Friday. Check out the McDonalds app for more information.

Wendy’s

Wendy’s has been marking National French Fry Day all week long, offering free fries with purchase from July 11 to 15.

Krystal

Krystal is offering a Free Medium Fry with any online or app purchase at participating locations. Use the coupon code OURFRIESSLAY.

Burger King

Burger King is offering free fries when you sign up for Royal Perks rewards.

Checker’s and Rally’s

Last year, Checker’s and Rally’s asked customers to sign a petition to move National French Fry Day so that it always falls on a “Fry-day.” This year, they’re offering customers a free XL Fry on “Fry-day” the 14th through the 16th when you order through the app.