Free Web Tools And Resources

FreeWWW is your home for free useful tools and utilities. Find a free tool by searching below, or by clicking on tools by category. Everything here is 100% free!

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Technical

Regex Pattern Dictionary

Search through hundreds of common regex patterns for any use case.

Lifestyle

Rent vs. Buy Calculator

Rent vs. Buy Calculator.

Productivity

Sample Size Calculator

Calculate the perfect sample size for surveys, experiments, A/B tests, and research studies.

Education

Satellite Imagery Explorer

View satellite images by day taken

Productivity

Scientific Unit Converter

Convert between SI, metric, and imperial units.

Creative

Setlist Builder

Build your song library and plan your perfect gig.

Productivity

Speech to Text Converter

Converts audible speech to text

Productivity

SSL Toolkit

A dozen useful SSL tools

Lifestyle

Travel Destination Finder

Find the perfect country to visit!