Free Online Tools
Built for Americans
Calculators, generators, and estimators for tax, mortgage, business, e-commerce, and more. Get instant results — completely free.
Browse All ToolsBrowse by category
Find the right tool for your needs across seven practical categories built for US users.
Tax Tools
Quarterly tax calculators, deduction finders, and business structure comparators for US freelancers and self-employed individuals.
Legal & Business
Business name checkers, formation checklists, invoice generators, and privacy policy tools for new US business owners.
Real Estate & Mortgage
Mortgage payment calculators and closing cost estimators to help you understand the true cost of buying a home in the US.
E-commerce & Shopify
Profit margin calculators, product pricing tools, and Shopify plan comparators for online store owners.
Social Media & Content
YouTube title optimizers, hashtag generators, and social media design checkers for creators and marketers.
Food & Nutrition
Calorie deficit calculators, macro planners, intermittent fasting schedules, and water intake calculators.
Image Tools
Free online image compressor and image converter. Reduce file size or convert formats instantly — no software needed.
Most popular tools
Our most visited free tools — trusted by thousands of Americans every month.
Mortgage Payment Calculator
Estimate your monthly mortgage payment instantly by entering your loan amount, interest rate, and term. Free and no sign-up required.
Use this tool →Freelancer Quarterly Tax Calculator
Calculate your estimated quarterly tax payments as a US freelancer or self-employed individual. Avoid underpayment penalties.
Use this tool →Profit Margin Calculator
Find out your exact profit margin, markup, and net profit on any product. Essential for Shopify and e-commerce store owners.
Use this tool →Invoice Generator
Create a professional invoice in seconds. Download as PDF and send to your clients — completely free with no account needed.
Use this tool →Calorie Deficit Calculator
Calculate your daily calorie deficit for weight loss based on your age, weight, height, and activity level.
Use this tool →Image Compressor
Compress your images online for free without losing quality. Reduce file sizes for faster websites and easier sharing.
Use this tool →Why use WebTools?
We built WebTools with one goal — give Americans fast, accurate, free tools with no strings attached.
Instant results
Every tool gives you results in seconds. No loading, no waiting, no processing time.
100% private
All calculations happen in your browser. We never store or transmit the values you enter.
Always free
Every tool on WebTools is completely free to use. No premium tiers, no hidden fees.
Built for the US
All tools are designed specifically for US users — using US tax rules, dollar amounts, and American standards.
All free online tools
Browse the complete list of free tools available on WebTools.
🧾 Tax Tools
Freelancer Quarterly Tax Calculator
Estimate your quarterly tax payments
LLC vs Sole Proprietor Tax Comparator
Compare tax implications of each structure
Self-Employment Deductions Finder
Find deductions you may be missing
⚖️ Legal & Business Tools
Business Name Checker
Check if your business name is available
Business Formation Checklist
Step-by-step checklist by US state
Invoice Generator
Create professional invoices for free
Privacy Policy Generator
Generate a privacy policy for your website
🏠 Real Estate & Mortgage Tools
Mortgage Payment Calculator
Estimate your monthly mortgage payment
Closing Costs Estimator
Find out how much you'll pay at closing
🛒 E-commerce & Shopify Tools
Profit Margin Calculator
Calculate profit margin on any product
Shopify Pricing Plan Comparator
Compare all Shopify plans side by side
Product Pricing Calculator
Set the right price for your products
📱 Social Media & Content Tools
YouTube Title & Description Optimizer
Optimize titles and descriptions for YouTube
Hashtag Generator by Niche
Generate targeted hashtags for your niche
Social Media Design Layout Checker
Check your design fits all platform specs
🥗 Food & Nutrition Tools
Calorie Deficit Calculator
Calculate your daily calorie deficit
Macro Nutrient Calculator
Find your ideal macros for your goals
Intermittent Fasting Schedule Planner
Plan your fasting and eating windows
Water Intake Calculator
Find out how much water you need daily