Indian citizens can travel to Bhutan without a visa, due to the 1949 treaty between BHU and India. This treaty allows for the free movement of citizens between the two countries, as long as it is reciprocal.
Yes, Bhutan allows visa-free entry for Indian citizens. However, Indians need to obtain a Bhutan Entry Permit, serving as an alternative to a visa. How much is the Bhutan visa fee per day for Indians? There is a Sustainable Development Fee (SDF) applicable for all tourists visiting Bhutan.
Indian nationals visiting Bhutan do not require visa. However, they will be issued an entry permit. 'Entry Permit' will be issued by the Department of Immigration in the Pedestrian Terminal at Phuentsholing on the basis of a valid Travel Document.