Embedded finance just got easier!
Capture transactions in the moment that activate personalized
responses exactly when they matter. A new open banking solution
for cards that ensure a secure connection for every customer.

What customers want
Customer Engagement in Real Time
Real-time data that shows you where and when your customers are
spending across all their cards. Creating more revenue
opportunities through wanted user experiences.
Customer Ease of Use
For rewards and programs, customers only have to scan or take a
photo of their card. Reducing signup friction and making every
interaction seamless.
Customer Trust
Data security builds trust by guaranteeing safety and stopping
unwanted data leaks.

Accelerate your time to market.
Sonar API serves as the vital link between your application and
leading card networks. Quickly launch and start operating.

Tailored solutions
Make a purchase as normal and the service provider is notified* so
that they can add value to your transaction.


One fully authenticated API for all card network services and all
card networks
Identity Verification
Transaction Notificatons
Card Controls
Coming soon
Virtual Card Numbers
Coming soon
Statement Credits
Coming soon
Installments/ BNPL
Coming soon
Risk Scores
Coming soon
Smart Contracts
Identity Verification
Transaction Notificatons
Card Controls
Coming soon
Virtual Card Numbers
Coming soon
Statement Credits
Coming soon
Installments/ BNPL
Coming soon
Risk Scores
Coming soon
Smart Contracts
Keep your customers first
Consent Driven
Users will never be requested to disclose sensitive PII or bank
login credentials.
Card Tokenisation
Card-linking builds in privacy by design; all data is encrypted
and tokenized.
GDPR Compliant
Built with compliance and regulation in minds.
End To End Compliant
Use Sonar API for full end to end compliance and consent audits.
Built by developers for developers
Sonar offers plug and play components reducing your time to
market.

