Today only (8/1), Redbox is offering $1.50 off 1-night rental on Blu-ray, DVD, or Video Game rental with code KYXS3MRZ at checkout!
Applies to first night only, online reservations only, valid email required.
You can also try texting Redbox the word FREEBIE or APPNOW to 727272 to get a free code. Note that you may have to stop text messages and restart them to get additional codes for a free code.
And last, don't forget about the Redbox Perks where you'll get a free movie for every 10 movies rented. Head on over here for the Play Perks details>>