The official Hoichoi app/website does not allow you to download subtitle files ( .srt or .vtt ) directly. You can only view them while streaming.
For those worried about the language barrier, don't be! Both hoichoi and Prime Video have excellent that capture the poetic nature of the dialogue and songs. Series Highlights: srikanto web series english subtitles download better
For a truly better and hassle-free experience: The official Hoichoi app/website does not allow you