Find your next useful tool.
Browse the full collection in manageable pages. Indexable tools appear first; review previews remain clearly labelled.
457–480 of 1634 tools
Browse categories →Ratio as Percentage Calculator
Express the first value as a percentage of the second.
Ratio Calculator
Solve a ratio or proportion a : b = c : d by leaving one value blank.
Ratio Simplifier
Reduce a two-part ratio to its simplest integer form.
Ratio Simplifier Advanced
Ratio Simplifier Advanced for practical everyday workflows. Enter the requested values to get a clear result.
Readability Score Estimator
Readability Score Estimator for practical everyday workflows. Enter the requested values to get a clear result.
Reading Pages Time Estimator
Reading Pages Time Estimator for practical everyday workflows. Enter the requested values to get a clear result.
Reading Time Calculator
Estimate reading time from a word count or pasted text.
Real Rate of Return Calculator
Real Rate Of Return Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Rectangle Area Calculator
Rectangle Area Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Refund Rate Calculator
Refund Rate Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Regex Escape Helper
Escape regular-expression metacharacters for literal matching.
Regex Tester
Test a JavaScript regular expression against sample text and list matches.
Remove Duplicate Lines
Remove repeated lines while preserving the first occurrence and original order.
Remove Emoji from Text
Remove Emoji From Text for practical everyday workflows. Enter the requested values to get a clear result.
Remove Empty Text Lines
Remove blank and whitespace-only lines from text.
Remove Extra Spaces
Normalize repeated spaces and tabs while preserving paragraph breaks.
Remove Leading Trailing Spaces
Remove Leading Trailing Spaces for practical everyday workflows. Enter the requested values to get a clear result.
Remove Line Breaks
Remove Line Breaks for practical everyday workflows. Enter the requested values to get a clear result.
Remove Numbers from Text
Remove numeric characters from text.
Remove Punctuation from Text
Remove common punctuation characters from text.
Remove Words List
Remove Words List for practical everyday workflows. Enter the requested values to get a clear result.
Rent Vs Buy Comparison Calculator
Rent Vs Buy Comparison Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Repeat Purchase Rate Calculator
Repeat Purchase Rate Calculator for practical everyday workflows. Enter the requested values to get a clear result.
Replace Text All
Replace Text All for practical everyday workflows. Enter the requested values to get a clear result.