Support

Requirements

• An iPhone running iOS 18 or later.
• A ChameleonUltra or Chameleon Lite device with Bluetooth firmware.
• Bluetooth enabled, with permission granted to Chameleon GO.

Supported hardware

Chameleon GO is an independently developed Bluetooth client for the ChameleonUltra and Chameleon Lite RFID/NFC accessories published by RFID Research Group. The hardware is sold separately and the app uses the project's public Bluetooth protocol; no hardware-vendor account or private service is required.

• Hardware project website
• Open-source hardware and firmware repository
• Public device protocol
• Authorized distributor list

Product names are used only to identify compatibility. Chameleon GO does not sell the hardware or receive commissions from hardware purchases, and is not affiliated with, endorsed by, or sponsored by RFID Research Group.

Firmware updates

Chameleon GO can update your device firmware over the air (DFU). Keep the app open and the device nearby until it restarts. If an update is interrupted, put the device into DFU mode and retry.

Reporting an issue

Email support@chameleongo.app with your device model, firmware version, the app version (shown in About), and the steps to reproduce.

Responsible use

Use reading, emulation, key recovery, and writing features only with cards and systems you own or are explicitly authorized to test. Chameleon GO is an independent companion app and is not affiliated with RFID Research Group.