Free tools · no signup
Tools for licensed professionals
Quick, free calculators for the everyday math of a licensed career — for nurses, real estate and insurance agents, electricians, and any 1099 pro. More on the way.
All professions
CE deadline & hours calculator
See how much continuing education you still owe, days left, and the pace to finish on time.
Self-employed
Self-employment tax calculator
Estimate your 1099 self-employment tax, income-tax set-aside, and quarterly payment.
Real estate
Mortgage payment calculator
Monthly principal & interest, full PITI payment, and total interest from price, rate, and term.
Real estate
Real estate commission calculator
Total commission and your real take-home after your side’s share and brokerage split.
Insurance
Insurance commission calculator
Project first-year and renewal commission for a policy or a whole book of business.
Electrical
Ohm’s law calculator
Enter any two of volts, amps, ohms, or watts and get the other two instantly.
Nursing
IV drip rate calculator
Drops per minute (gtt/min) and mL/hr from volume, time, and drop factor.
Nursing
Weight-based dosage calculator
Total dose from weight and a mg/kg order, plus the volume to draw up.
Nursing
Clinical unit converter
Weight, medication mass, volume, and temperature — kg/lb, mcg/mg/g, °C/°F.
Nursing
Travel nurse pay calculator
Weekly gross, blended hourly rate, and contract total from your rate + tax-free stipends.
Keep the important dates, too
CredTally tracks your CE hours and every credential that expires — license, BLS, TB test, DEA — with reminders before any of them lapse. Free for your first license.