CalcFlow: Calculator Suite

CalcFlow puts more than 50 everyday calculators in one clean, fast app. Pick a calculator, type your numbers and get a clear answer with a breakdown you can save, copy or share.

MONEY
• Mortgage, loan, auto loan and payment calculators
• Amortization schedules, interest, compound interest and interest rate
• Investment, inflation, salary, income tax and sales tax
• S&P 500 historical returns

RETIREMENT
• Retirement, 401(k), IRA and Roth IRA
• Retirement income, withdrawal, nest egg and retirement age
• Social Security, pension and IUL estimates

FITNESS & HEALTH
• BMI, calories, body fat, BMR and ideal weight
• Running pace
• Pregnancy, conception and due date

MATH, DATES AND MORE
• Scientific, fraction and percentage calculators
• Triangle, standard deviation and random numbers
• Age, date, time and hours calculators
• GPA and grade calculators
• Concrete calculator for building projects
• Subnet calculator and password generator
• Unit conversion

ASK THE ASSISTANT
Not sure which calculator you need? Describe it in plain English, for example "monthly payment on a 300k mortgage at 6% for 30 years", and the assistant opens the right calculator with your numbers filled in. The math itself is always done by the calculator, not by AI.

ORGANIZED YOUR WAY
• Favorites and recently used calculators on the home screen
• Calculation history and saved calculations
• Search across every calculator
• Light and dark themes, metric or imperial units, several currencies

PRIVATE BY DESIGN
Your calculator inputs, history and saved calculations stay on your device.

TRIAL AND PREMIUM
Every new install includes a 5-day trial with full access. No payment is requested to start it.
After the trial, CalcFlow Premium unlocks every calculator, available monthly or yearly. Subscriptions are billed to your Google Play account, renew automatically unless cancelled at least 24 hours before the end of the current period, and can be managed or cancelled anytime in your Google Play subscriptions.

Results are estimates for informational purposes only and are not financial, tax, legal or medical advice. Health and pregnancy calculators do not replace a healthcare professional.

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