• Where can I download the Heartstrings episodes?

You can download it here, here and also here.

• What do you watch Heartstrings with subs?

You can watch Heartstrings with subs here:

dramacrazy, viki, epdrama, kimchidrama, dramafever, mysoju

• When can the Heartstrings with eng subs will come out? 

It will come out 1-2 days after the airing. The airing day is every Wednesday and Thursday and the time is 9:55 pm kst. Convert your time here.

• When will the teaser come out?

It will come out before 1-3 days of airing the next episode.

• Where to watch Heartstrings live stream?

Here and friall