April 12, 2010 No Comments Free Fries at Jack in the Box on 4/16 Free Fries at Jack in the Box on 4/16 Free Fryday. Try new fries for free on Friday, April 16th at participating Jack in the Box restaurants. No purchase necessary. Small fry only. Free Fries at Jack in the Box on 4/16 – EXPIRED Facebook Twitter Love Freebies and deals? Follow us on Facebook, X, Pinterest and Instagram for around the clock freebies updates, reminders and more! You could also subscribe to blog via email to have the latest updates sent directly to you in your inbox. Add Comment Notify me of follow-up comments by email. Notify me of new posts by email.