Backpacking budget of around 464,320 IDR ($32 USD) per day will cover eating street food, staying in hostel dorms, using public transportation, and paying for entry fees to national parks
If you’re a backpacker and will sleep in a hammock over a dorm because it’s cheaper, then you can easily travel with a budget of $20-$25 USD per day, assuming that you stay in cheap accommodation, eat local food and travel cheaply.
Plan to budget between $25 and 35 USD per day. This is assuming you’re staying in a hostel, eating all the delicious street food, not drinking too much, and using local transportation.
Laos is a country that is so chilled out, that if you would like to follow in the lifestyle and just chill out, it's possible to do it for around $10 per day at the minimum.