ruchira
// FINANCE TOOL

Monthly budget planner: 50/30/20 rule

Plan a monthly budget line by line and check it against the 50/30/20 rule for needs, wants and savings. Saved in your browser only.

  • Free
  • No sign-up
  • Private: runs in your browser
// HOW IT WORKS

3 steps, no sign-up.

Built and maintained by Ruchira Sachinthana. Spotted a bug or want a feature? Tell me.

  1. 01Enter your take-home pay.
  2. 02List your monthly costs and mark each one as a need, a want, or savings and debt.
  3. 03Compare each group with the 50/30/20 target and adjust until nothing is left unassigned.
// FAQ

Budget planner: questions, answered.

Something else? Ask on WhatsApp.

Yes. Pick from 16 currencies. Your choice is remembered across the money tools on this site.

More free tools

All tools
NEW
FINANCEInvoice generator

Make a clean, professional invoice, quotation or receipt in any currency, with your logo, tax and bank details. Download a PDF or PNG. No sign-up, no watermark.

RUNS IN YOUR BROWSER
NEW
FINANCESri Lanka income tax

Work out personal income tax in Sri Lanka from local and foreign-currency income, with the Rs 1.8M relief, the 6% to 36% slabs and the 15% cap on foreign income.

RUNS IN YOUR BROWSER
NEW
FINANCESri Lanka APIT calculator

See the APIT (PAYE) deducted from a monthly salary in Sri Lanka, your take-home pay and the yearly total, using the rates from 1 April 2025.

RUNS IN YOUR BROWSER
// CUSTOM TOOLS

Need a tool like this built for your team?

Chat on WhatsApp