For the people who want to relax and devote time to spiritual activities then Pondicherry is the option. This place is beautiful to see and moreover, the Aurobindo Ashram here offers a free stay to the public. Even the provide vegetarian food for free. The teachings of Mother Mira Alfoga and yoga activity is there for the visitors. However, those who are fond of liquor can go for it too as it is quite low prices in this city.
This most happening place of India is quite a budget-friendly place as it has a number of options for people to enjoy. You can stay in shacks near the beaches which provides you with the best view and are not at all costly. Even the food and liquor is not expensive in Goa.
For the people who like trying those small Dhabas then Goa is the best pick as there are a number of places like that which almost serve food for a very negligible amount.
For the people who are fond of the hill station, Macleodganj can be your pick as its quite a pocket-friendly place. The hotels here are not too expensive and the amazing Tibetan food is quite cheap. The Thukkpa and momos are best here which just cost Rs 100 or so. They are quite filling as well. So this place is an enjoyable destination for people who have an extremely low budget.