Free browser tool
Percentage change calculator
Compare an original value with a new value and calculate the percentage increase or decrease.
Open tool →Home / Free tools
Free tools
Less friction.
More useful work.
Focused browser tools for calculations, dates and text. Tool inputs are processed in your browser; no account is required.
Free browser tool
Date difference calculator
Measure elapsed calendar days between two dates.
Open tool →Free browser tool
Working days calculator
Count Monday-to-Friday workdays, with optional holiday exclusions.
Open tool →Free browser tool
Word and character counter
Count whitespace-separated words and characters in your text.
Open tool →Free browser tool
Text cleaner
Remove repeated spaces, trim lines and standardize text case.
Open tool →