Solve Financial Formulas
Run calculations for loans, savings, investing, affordability, interest, and more.
Fanalyx
Ask anything.
Get clear financial answers.
Run calculations, solve formulas, and explain financial concepts in plain English — so you can compare options and decide with more confidence.
No credit card required · Educational decision support only
Hi Alex 👋
What financial question can I help you with today?
If I invest $500 per month at a 7% annual return for 20 years, how much will I have?
Estimated future value
$276,611
Assuming monthly contributions, monthly compounding, and a constant 7% annual return.
Growth trend
How this was calculated
FV = P × [((1 + r/n)^(nt) - 1) / (r/n)]
Ask a follow-up…
Why Fanalyx
Powerful AI for financial decisions
Get accurate calculations, clear explanations, and practical insight without wrestling with spreadsheets.
Ask in Plain English
Ask natural questions instead of building complex spreadsheet formulas.
Explain the Math
See assumptions, formulas, and step-by-step explanations behind each answer.
Compare Scenarios
Test different options side-by-side before making a financial decision.
How it works
How Fanalyx Works
Three simple steps to get the insight you need.
1
Ask Your Question
Type or paste a financial question in plain English.
2
AI Does the Math
Fanalyx runs the calculation, applies formulas, and identifies key assumptions.
3
Get Clear Answers
Receive results, explanations, and next-step questions to consider.
Examples
Examples of what you can ask
How much house can I afford?Should I pay off debt or invest?What is the real cost of this loan?How much do I need to retire?Compare renting vs. buyingWhat happens if interest rates change?How long until I reach $100K?Explain this amortization scheduleWhat monthly payment can I afford?Which option has the lowest total cost?
What it is good for
Built for questions spreadsheets make annoying
Fanalyx is for the moments when you need to understand a financial choice, but do not want to build a spreadsheet from scratch. Ask the question, adjust the assumptions, and get a clear explanation of the math.
Personal Decisions
Mortgage affordability, car loans, savings goals, debt payoff, and budgeting tradeoffs.
Business Decisions
Pricing, cash flow scenarios, financing options, ROI estimates, and break-even questions.
Learning & Clarity
Understand formulas, assumptions, compounding, amortization, interest rates, and financial tradeoffs.
Built carefully
Built carefully for clearer financial thinking
Transparent Calculations
Shows assumptions and explains how answers are calculated.
Privacy-Conscious
Designed to answer questions without requiring bank connections.
Educational First
Helps you understand options. It does not pretend to be your financial advisor.
Fanalyx provides educational analysis and decision support. It is not a financial advisor, broker, tax professional, or legal advisor. Always verify important decisions with a qualified professional.
Start with one question
Better questions.
Better financial decisions.
Start with one question and see how much clearer your options become.
No credit card required · Educational decision support only