Do I need to download an app to watch Heir of the Martial Arts: A Story of Love and Vengeance?

No. It plays in any mobile or desktop browser, so there is nothing to install.

Heir of the Martial Arts: A Story of Love and Vengeance — Watch Free (52 Eps)

Where can I watch Heir of the Martial Arts: A Story of Love and Vengeance online for free?: The first 15 episodes are free on dramatap and play straight in your browser — no app download and no account needed. The rest of the episodes are part of dramatap VIP.
How many episodes does Heir of the Martial Arts: A Story of Love and Vengeance have?: 52 episodes in total.
Which app is Heir of the Martial Arts: A Story of Love and Vengeance originally from?: It was originally released on NetShort.
Do I need to download an app to watch Heir of the Martial Arts: A Story of Love and Vengeance?: No. It plays in any mobile or desktop browser, so there is nothing to install.