Any alternative to Handbrake to convert MKV to MP4 

When I use Handbrake to convert MKV to MP4, the subtitles almost always get messed up and sometimes the program even crashed. Does anyone know how I can get handbrake to properly convert MKV to MP4 or any alternative to Handbrake to convert MKV to MP4 without hassle? Go through Handbrake forum and find more Read more