Experience flawless integration with one installable package that makes developers' lives easier. Enjoy the same look and feel of your interface across various devices and a seamless mobile experience with native SDKs certified by EMVCo for iOS and Android.
Create a free account and use a production-like testing environment to try simulated card-scheme responses identical to the production platform.
All to make your integration process as smooth as possible.
Test it now
curl https://api.shift4.com/charges \ -u sk_test_C92nbukm72gxs9esBFRZz41P: \ -d "amount=499" \ -d "Currency=USD" \ -d "card=tok_NGsyDoJQXop5Pqqi6HizbJTe"
Test out our payment processing system with testing credentials and enjoy the functionality as in a production environment - no need to enter actual card data.
Simulate charges, validation errors, disputes, and more before you go live. Quickly detect and eliminate problems to fine-tune the final payment scenario.
Become familiar with the API by checking out the entire payment process and seeing how it works from the customer’s perspective.
PCI Level 1-Certified Platform
As a certified PCI Level 1 payment platform, we bear the burden of compliance, processing, and maintenance, so you can focus on what you do best — selling great products and services.
Extensive documentation with precise and concise instructions designed for developers by developers. Detailed guides that walk you through the payment system and integration process.
Give your customers a flawless experience with the scalability you need.
Benefit from AWS-geared security and almost 70 cutting-edge services to process all requests at lightning speed.
Receive webhooks with SQS, Kinesis, and SNS. Turn payment data into insights with SQL.
On Your Desktop
Your central data hub with all the payment metrics your business needs to thrive. Powered by Amazon QuickSight, adaptable to your needs.
Compare current sales to your historical data
View the real-time risk-scoring calculation for each charge
View your earnings, payments, customers, payouts, and chargebacks
Easily manage charges
Browse customer and transaction data
React quickly to fraud threats