Open Source & Free Forever
Smart Financial Tools
for Everyone
Open Finance gives you free, open-source calculators and comparison tools to make confident money decisions — no sign-ups, no ads, no nonsense.
3
Tools Available
100%
Open Source
Free
Cost
Financial Tools
Pick a tool to get started — more coming soon.
Live
Balance Transfer Compare
Compare your current loan with a new bank's offer. See EMI differences, total interest savings, and whether a balance transfer is worth it after exit and processing charges.
Open Tool
Live
EMI Calculator
Calculate your monthly EMI for any loan amount, interest rate and tenure. View detailed month-by-month amortization schedules.
Open Tool
Live
FD Interest Calculator
Calculate your Fixed Deposit maturity amount and interest earned. Supports multiple compounding frequencies with a year-by-year growth breakdown.
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Coming Soon
Loan Eligibility
Check how much loan you are eligible for based on your income, existing obligations, and desired tenure.