Double Letter En-Ru Keyboard is a simple keyboard application designed for Android users. It is created by dreyou and is available for free in the Utilities & Tools category. The program is compatible with Android 9.0 and later versions.

The keyboard is designed with double-lettered keys for both Russian and English alphabets, making it easier for users to type on their devices. The keyboard is straightforward and easy to use, with no complicated features or settings. It is perfect for users who want a simple and efficient keyboard for their Android devices.

Overall, Double Letter En-Ru Keyboard is a useful application for those who need a straightforward keyboard with double-lettered keys for both Russian and English alphabets. It is available for free and compatible with Android 9.0 and later versions.