Skip to content

Retrace

Know exactly what's in the cartridge slot. Retrace identifies games, checks market pricing, and detects counterfeits. All from your phone.

Retrace app showing authentic, homebrew, and counterfeit cartridge results

System Requirements

iOS

OS
iOS 17 or later
Device
iPhone or iPad
Connection
USB-C
Requires
Epilogue Operator device

Android

OS
Android 7 or later
Device
USB-C enabled phone or tablet
Connection
USB-C
Requires
Epilogue Operator device

An Epilogue Operator device (GB Operator or SN Operator) is required for cartridge scanning. The Operator connects to your phone or tablet via USB-C.

Version History

Retrace is distributed through the App Store and Google Play. Updates are delivered automatically through your platform's store.

v1.0.0 latest Release notes →
View full changelog
By downloading Retrace, you agree to the Retrace EULA and Privacy Policy.
Retrace is an informational tool only and is not a substitute for physical inspection. It does not guarantee the authenticity of any game. Users should always perform physical checks and inspect circuit boards against known reliable sources. Pricing data is provided for informational purposes only.
App Store and the App Store logo are trademarks of Apple Inc. Google Play and the Google Play logo are trademarks of Google LLC. All game titles and trademarks are the property of their respective owners.