Transak is a developer integration toolkit that enables you as an app developer to onboard your users to buy/sell crypto in any blockchain app, website or web plugin.
How to use Transak Instant dApp
To use the app, you will need to complete the KYC process. After the verification is complete, you are free to buy or sell your cryptocurrency easily by choosing the desired fiat currency and any payment method, such as your bank card.
Smooth fiat-to-crypto for web3 projects, easy user onboarding