Send & receive euros for free

Use your IBAN to send and receive euros for free with other Ka.app users.

Wire in & out of Ka.app

Deposit and withdraw euros to and from the app with your own Ka. IBAN.

Payments just got easier

Pay bills or receive your salary using your personal Ka. IBAN.

Swap crypto for cash & vice versa

Quick conversions, with various euro pairs to choose from.

KA. DEBIT CARD

Coming soon

With our debit card, Ka.app users will be able to unlock the full potential of their cash and crypto assets. From dining to shopping, to paying for flight tickets, the possibilities are endless.

Ka. Debit Card

SPEND CASH OR CRYPTO

Spend the currency you prefer: euro, Bitcoin (BTC), Ethereum (ETH), Polygon (MATIC), Cardano (ADA), Binance Coin (BNB), Polkadot (DOT), Tether (USDT), USD Coin (USDC), or KASTA.

See how it works

BUY & SELL CRYPTO

Conveniently buy or sell crypto using cash, whether it's for asset storage, to stake, or to use crypto for payments.

EUR to BTCEUR to BTC

EUR to BTC

EUR to ETHEUR to ETH

EUR to ETH

EUR to KASTAEUR to KASTA

EUR to KASTA

EUR to USDTEUR to USDT

EUR to USDT

EUR to USDCEUR to USDC

EUR to USDC

EUR to BNBEUR to BNB

EUR to BNB

EUR to MATICEUR to MATIC

EUR to MATIC

EUR to ADAEUR to ADA

EUR to ADA

EUR to DOTEUR to DOT

EUR to DOT

PAY SOMEONE QUICKLY & FOR FREE

Send crypto or cash to another Ka.app user for free when the recipient accepts the payment in the same currency (e.g., sent and received in euro).

Explore
Coming soon

EASY SWAP

Automatically convert the crypto payments you receive to cash using the Easy Swap Engine (e.g., sent in BTC and received in euro).

Learn more
refer a friend

REFER A FRIEND

Earn rewards with friends by referring them to the Ka.app. Your rewards will be locked up to your account for a certain period, which you can use to earn interest and enjoy swap fee discounts.

Refer a friend

OPEN AN
ACCOUNT

Enjoy quick, secure, and convenient digital payments and swaps today.

If it isn't available in your region yet,

join our waitlist

FAQ

Wanna know more? Look no further

How to buy Bitcoin with cash?
On your Ka.app home screen, tap “Add Funds” and buy Bitcoin using your IBAN or bank card.
Where can I buy crypto with a cash deposit?
You can buy crypto with cash using Ka.app, a digital payment platform. We facilitate seamless crypto and cash transactions, allowing users to quickly send, receive, and convert digital assets.
What is the best way to buy Bitcoin with cash?
The best way to buy Bitcoin with cash is using your bank card. It’s quick, easy, and convenient.
How can I convert cash to crypto & Bitcoin?
Ka.app has a Swap feature that allows you to convert cash to crypto and vice versa. Once you’re on the app’s home screen, tap Swap, choose euro, enter the amount you want to convert, and choose the crypto you want to convert it to.
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