Free online tools
Calculate, convert, create, and decide faster.
WOW Webtools brings free calculators, online converters, text tools, finance calculators, web tools, image helpers, education tools, productivity tools, and random generators into one simple browser-based toolbox.
Popular
Popular free online tools
Start with practical tools people use every day.
Percentage Calculator
Calculate percentages, increases, decreases, and percentage differences instantly.
Word Counter
Count words, characters, sentences, paragraphs, and estimated reading time.
Age Calculator
Find exact age in years, months, days, hours, and minutes.
BMI Calculator
Estimate BMI with a clear explanation and health disclaimer.
Loan Payment Calculator
Estimate monthly loan payments with interest and repayment details.
Temperature Converter
Convert Celsius, Fahrenheit, and Kelvin with one simple tool.
Random Name Picker
Paste names and randomly choose a winner, team member, or option.
QR Code Generator
Create QR codes for links, text, contact details, and simple campaigns.
Categories
Browse tools by category
Find calculators, converters, writing tools, website tools, productivity helpers, and more.
Free browser tools for everyday work
Use WOW Webtools for free online calculators, online converters, text tools, web tools, productivity tools, image tools, education helpers, and quick random generators. Every page should be useful, clear, crawlable, and connected to related tools.
Tool collections
Browse by what you are trying to do
Collections help you find tools by purpose, not just category.
Tools for Students
Grade calculators, GPA helpers, word counters, study timers, and flashcard tools.
Explore collection →Tools for Writers
Word count, character count, reading time, case conversion, and clean text tools.
Explore collection →Tools for Website Owners
QR codes, slugs, meta previews, robots.txt, sitemaps, and image optimization.
Explore collection →Tools for Personal Finance
Loan payments, savings goals, budgets, compound interest, salary, and debt payoff.
Explore collection →Why WOW works
Simple tools without unnecessary friction
Lightweight pages, clear results, useful examples, and practical guidance on every important tool page.