To celebrate everybody's love for Curly Fries, Jack in the Box is offering $1 Medium Curly Fries via its mobile app. The promotion started on Fry-Yay, January 18 and runs for a limited time only .

Here’s how to access the deal:

• Download Jack in the Box Mobile App
• Click “Menu” Section in App
• Select “App Exclusives”
• Add Fries To Your Cart