Logarithm Calculator – Calculate Logs with Steps

Use our free Logarithm Calculator for quick and accurate calculations of log base 10, natural log (ln), and any custom base. Detailed step-by-step solutions help students, coders, and scientists understand logarithms better.

Enter Number and Base

Calculate logbase(number).

How to Use

  • Enter Number (x): Input the number you want to find the logarithm of.
  • Enter Base (b): Input the base of the logarithm. Use '10' for common log or '2.71828' for natural log (ln).
  • Calculate: Click the "Calculate" button to see the result instantly.
  • Reset: Use the "Reset" button to clear the fields for a new calculation.

Frequently Asked Questions