2121OnSolONE GAME. TWENTY-ONE. ON SOLANA.
21ONSOL LEARN

Blackjack Basics

Learn the mechanics, card values, decisions and table flow that make Blackjack 21 easy to understand.

Play Blackjack
BLACKJACK 21

Learn the flow, then open the table.

Use the PLAY balance to understand the interface before deciding whether to connect a Solana wallet.

Open Blackjack
SOLANA WALLET

Choose how to connect

21OnSol never asks for your seed phrase or private key.
GET SOL

Fund your wallet

Destination wallet: —

Need SOL? Open 21OnSol inside your wallet app and use that wallet's own Buy SOL feature, then return here to deposit.

Purchase availability, payment methods and identity checks are controlled by the wallet or its purchase provider. 21OnSol never receives your card details.
WALLET & SOLANA STATUS

Wallet status

Never share your seed phrase or private key with 21OnSol, support staff, or anyone else.