You have reached the Final STEP 4! (Quick & Easy as Promised!) Using the links below you can immediately download the SPIn Specification requirements and our XML Developers tool. Additionally, you will be receiving a call shortly from our very knowledgeable SPIn Engineering team to provide you with access to our SPIn Proxy Server and Login Credentials to the DeNovo Back Office System where you will be able to view your transactions being uploaded between the XML tool and the SPIn Proxy in real time! If you ordered a terminal with your SDK it will be programmed and shipped for you to begin development immediately.

Use the links below to download the DeNovo Mobile application of your choice, via iOS or Android. You have our full support during your development process should you have questions on the code or need assistance. Please feel free to reach out to our SPIn engineering team via email: or via Skype: rubenjaycabrera or Toll Free 1 (877) 358-6797 – Opt #2.


SPIn Specification Document
XML Developer Tool
DeNovo Mobile iOS
DeNovo Mobile Android

Setting Up Your Device with SPIn Proxy
Automated Notification System Specifications

Please download and send back our Credit Card Authorization Form, this is required for Dejavoo Engineering Support, SPIn PROxy access and DeNovo Portal access as well as prior to your terminal shipping if you ordered a terminal.

Thank you and we look forward to working with you to provide a fast and easy EMV secure payment solution to your customers.

Kind Regards

Dejavoo Engineering Team