Contact Us

This page describes the contact methods for inquiries regarding the Android compatibility program, including the Compatibility Definition Document (CDD) and Compatibility Test Suite (CTS). See the Community page for communication channels regarding other topics.

For CDD and CTS technical questions

If you have technical questions about Android compatibility that aren't covered in this site, you can seek help from your peers on the android-compatibility list.

To make best use of this list, please first read Getting the Most from Our Lists on the Community page. Users looking for help with Android devices should contact their carrier or manufacturer for help.

For licensing Google Mobile Services

Please send inquiries about licensing Google Mobile Services through the GMS contact form. Other non-GMS partnership inquiries can be sent to

While we read every message received, we cannot respond to each of them. We promise to contact you if we can help!