A free app for Android, by The Tree Team.

Sing Karaoke is a karaoke application with a great collection of songs. With it, you can sing and share your favorite songs on social networks, such as Facebook, Instagram, TikTok, and YouTube, or even on your WhatsApp or LINE accounts. It also allows you to download mp3s and convert them to other formats. You can sing and download songs from different genres, such as pop, rock, rap, country, hip hop, and jazz. You can also download songs from different languages, such as English, French, German, Spanish, Portuguese, Indonesian, Russian, Japanese, Chinese, Arabic, and Vietnamese.

It is very easy to use.