You'll be redirected to Roblox's gift cards page. Tap on Redeem, located at the very top of the page. Enter the empty Code field with your Roblox gift card's code, then tap Redeem to finish.

Roblox gift cards are a safe and secure way of being able to buy Robux or Roblox Premium. Here's everything you need to know to redeem them.

You can redeem a Roblox gift card by applying the balance to your account or by using it during the checkout process.