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! Most are completely private.

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Productivity

Change Making Calculator

Need help making the correct change?

Productivity

Sample Size Calculator

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

Creative

Paper Printer

Generate and print specialty paper — graph, ruled, dot grid, music staff, etc.

Creative

Metronome

Free Online Metronome for Musicians

Education

Astronomy Calculator Suite

A set of astronomy related tools

Lifestyle

Shared Shopping List

An online shopping list for your family!

Games

Wordsmith Game

A hexagonal Scrabble-like game

Technical

Online Hash Generator

Generate MD5, SHA-1, SHA-256, SHA-512, SHA-3, CRC32, BLAKE2, and HMAC hashes.

Creative

Voice Changer

Add sound effects to voices