COD Mobile Redeem Code for free "Not Just a Theory" Calling Card

While there's a whole lot of stuff to unlock in COD Mobile Season 4: Spurned and Burned, via the Battle Pass and the likes of the Razor Sharp challenges, everyone loves some more free stuff right? Well, during a Treyarch Studio Broadcast late at night on 17th June 2021, there was a hidden code (a redeem code) for players to spot, which allows you to pick up a free Calling Card in COD Mobile called "Not just a theory". Here's a step-by-step guide to getting this freebie.

Free COD Mobile redeem code: How to get Calling Card

We aren't going to beat around the bush here. If you didn't watch the Treyarch broadcast or didn't spot the redeem code, we've got you covered. 

The COD Mobile redeem code to get the free Calling Card is: SX4G-73D55-RNJ7 

(Picture: Activision)

For those who've never redeemed a COD Mobile code, follow the simple steps below.

• Head on over to the COD Mobile Redemption page.
• Enter your Call of Duty Mobile UID.
• Enter the redeem code: SX4G-73D55-RNJ7
• Confirm that you are not a robot by entering the verification code.
• Log into the game to claim your free Calling Card.

For those who don't know what a UID is, check out the image from Activision below showing you exactly where to find your UID.

(Picture: Activision)

At the time of writing, it is unclear how long this COD Mobile redeem code will remain active, so you should use it as soon as possible.

That's it, with this step-by-step guide you should have no problem picking up the "Not just a theory" Calling Card for free.

• Read more: All COD Mobile Razor Sharp challenges - How to get the Sickle

Don't forget to check out our dedicated COD Mobile section for news, guides, weapon tier lists and much more.

Call of Duty Mobile: Season 4 Battle Pass Trailer