How Do I Use KAST Tag to Send and Receive Money?

This article explains how to use KAST Tag to send and receive money instantly with other KAST users. You’ll learn what KAST Tag is, how to send funds with a QR code or phone number, how to receive money into your account, and how to manage your privacy settings to control who can find you on the platform.

What Is KAST Tag?

KAST Tag is a feature inside the KAST app that allows instant, fee-free transfers between users. Instead of dealing with complex on-chain transfers or expensive bank fees, you can move funds quickly and securely within the KAST ecosystem.

How Do I Set Up My KAST Tag to Receive Money?

	Open the KAST app and tap the menu button
	To change your profile picture and KAST Tag, tap the edit icon next to your avatar in the Profile section.
	To customize your KAST Tag, tap the KAST Tag field and enter your desired tag. Rules: Your KAST Tag must be 8–25 characters long and can include a–z, 0–9, underscore (_), hyphen (-), or period (.). Note: You can only edit your Kast Tag twice.
	If your KAST Tag is available, tap Save to claim it.
	Congratulations! The KAST Tag is now yours.
	To access your QR code, click the button beside your profile name.
	Share your QR code to receive payments.

How Do I Send Money With KAST Tag?

Before you start

• Ask the recipient for their KAST QR code, Tag, or KAST-registered phone number.

	Open the KAST app on your phone. Go to the Pay section on the home screen.
	Click KAST User.
	Click Continue to allow access to your contacts.
	Search for the recipient by their KAST Tag, name, email, or phone number.
	Select the recipient’s contact.
	Alternatively, scan the recipient’s QR code.
	Enter the amount you want to send. You can also add a message - like what the payment is for.
	Confirm your transaction details.
	Done! The recipient should receive the transfer instantly.

How Do I Manage My KAST Tag Settings?

KAST gives you control over how others can reach you. You can decide if other users can find you using your KAST Tag, phone number, or email address. You can also set withdrawal limits for extra security. This way, you stay in full control of your visibility and how much money moves in and out of your account. Read the full guide on how to manage your KAST Tag setting.

Frequently Asked Questions

Do I need to pay fees when sending money with KAST Tag?

No. Transfers between KAST users with KAST Tag are completely fee-free. You’ll see the money appear instantly in the recipient’s wallet.

Can I receive money if someone only knows my phone number?

Yes. As long as your phone number is linked to your KAST account and you’ve enabled this option, people can send money to you with just your number.

How do I know if someone has sent me money?

You’ll receive a push notification immediately after a successful transfer. You can also check the transaction history in your wallet for details.

What happens if I turn off search by phone number or email?

Other users won’t be able to find you using those details. They’ll need your KAST Tag or QR code instead.

Can I set a daily limit for transfers with KAST Tag?

Yes. You can define your own daily withdrawal or transfer caps. This adds an extra layer of security to your account. Here’s how to set your KAST Tag withdrawal limit.

Is it safe to share my KAST Tag publicly?

Yes. Sharing your KAST Tag is safe and only allows people to send money to you. For privacy, you can still control whether people can search you by tag, phone, or email.

What happens if I type the wrong KAST Tag or phone number?

If you send funds to the wrong tag or number, the transfer cannot be reversed. Always double-check the recipient's details before confirming, and review the confirmation screen carefully.

What if my KAST Tag is already taken?

Tags are unique and are assigned on a first-come basis. If your preferred tag is unavailable, you’ll need to create a different one.

What should I do if my QR code doesn’t scan?

Try adjusting your camera angle or lighting, or ask the sender/receiver to generate a fresh QR code. You can also use their registered phone number or tag as an alternative.

Why didn’t my payment show as received immediately?

Most KAST Tag transfers are instant, but occasional network or app delays may cause a short wait. If you don’t see the funds within a few minutes, refresh your app or contact our concierge team.