Tviz is a lifestyle application that acts as a personal TV guide for Android users. Developed by Tviz, this free app automatically recognizes the TV channel by listening to sounds via microphone. It displays relevant information as an EPG (Electronic Program Guide) and allows easy sharing via Twitter/Facebook/VKontakte integration. However, it is important to note that only major Russian TV broadcast channels are currently supported.

Overall, Tviz is a user-friendly app that provides an easy way to keep track of your favorite TV shows and programs. Its ability to recognize TV channels by listening to sounds via microphone is a unique feature that sets it apart from other TV guide apps. The app's integration with social media platforms also makes it easy to share what you are watching with your friends and followers. However, the limited support for only major Russian TV broadcast channels may be a drawback for some users.