About the Personal Budget Calculator
Personal budget for students and singles — track income vs spending categories and find money to save.
Also known as: personal finance budget, student budget.
How to use this calculator
- Enter monthly income, expenses (name: amount, one per line).
- The result updates instantly as you type — press Calculate (or Enter) at any time.
- Review the breakdown shown under the main result.
- Use Copy result or Share to save the answer or send a link with your inputs.
Formula
Left over = income − Σ expenses
Worked example
Using the values pre-filled in the calculator above:
- Monthly income = 1,800
- Expenses (name: amount, one per line): Rent: 700 Food: 300 Phone & internet: 60 Transport: 90 Fun: …
the calculator returns:
- Left over: 300
- Total expenses: 1,500
- Savings rate: 16.67%