https://www.apkmirror.com/apk/intertech-services-ag/%d1%8f%d0%bd%d0%b4%d0%b5%d0%ba%d1%81-%d0%b1%d0%b5%d1%82%d0%b0/%d1%8f%d0%bd%d0%b4%d0%b5%d0%ba%d1%81-%d0%b1%d0%b5%d1%82%d0%b0-21-117-release/
Just downloaded the Яндекс (бета) 21.117 APK from @APKMirror