A Silent Voice is a genuinely great movie which is sort of underrated. If you want to watch A Silent Voice online (the full movie) then here are a few options (we checked these as recently as January 2019):

 

Just cancel before the 30 days is up and you don’t pay anything ever, simple. If you’re wanting to watch A Silent Voice online for free and in high quality right now, then a free trial with Amazon Prime Video is your best option.