Note: If a device is not listed, that means that we do not yet have enough information to know if it works correctly with the Echo Meter Touch 2. We do update the list as we get new info. The compatibility list is subject to change. As devices become older, they may have increased difficulty running Echo Meter Touch with newer versions of OS. We do not guarantee compatibility with the list below, but we do offer a thirty day money back guarantee. Please be aware of any return policies for any Android phones or tablets purchased to use with Echo Meter Touch. Wildlife Acoustics is not responsible for any warranty or guarantee of compatibility with Android devices.