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Lightning-fast converters, calculators, legal document generators, and business tools that respect your privacy and run instantly — no sign-up, no upload.
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Converters
23WEBP to PNG Converter
Convert WEBP images to PNG instantly in your browser. Nothing is uploaded to a server.
Image Resizer & Compressor
Resize and compress photos in your browser. Pick a format and quality, download instantly.
Currency Converter
Convert between 12 major currencies with live exchange rates. Pick any pair, no sign-up.
Timezone Converter
Convert a time between 12 major cities worldwide, with daylight saving handled automatically.
WEBP to JPG Converter
Convert WEBP images to JPG instantly in your browser, with an adjustable quality slider.
Image to PDF Converter
Combine one or more JPG, PNG, or WEBP images into a single downloadable PDF.
View all 23 Converters 17 more not shown hereCalculators
14Freelance Hourly Rate Calculator
Work out what to charge per hour based on your income goal, expenses, and billable time.
Subscription Cost Analyzer
Add up your Netflix, Spotify, and other subscriptions to see what they really cost over 1, 5, and 10 years.
Mortgage Calculator
Estimate your monthly mortgage payment, total interest, and full amortization schedule.
Auto Loan Calculator
Estimate your monthly car payment, total interest, and payoff schedule for a new or used vehicle.
Personal Loan Calculator
Estimate your monthly payment and total interest on a personal loan.
Retirement Savings Calculator
Project how your retirement savings could grow with regular contributions and compound interest.
View all 14 Calculators 8 more not shown hereGenerators
2Legal Documents
6NDA Generator
Create a mutual or one-way non-disclosure agreement and download it as a signable PDF.
Bill of Sale Generator
Create a general or vehicle bill of sale with buyer, seller, and item details as a signable PDF.
Power of Attorney Generator
Create a general or limited power of attorney naming your agent, ready for notarization.
Lease Agreement Generator
Create a residential lease with rent, deposit, pet, and utility terms, then download it as a signable PDF.
Promissory Note Generator
Create a lump-sum or installment promissory note, with the monthly payment calculated for you.
Independent Contractor Agreement Generator
Create a PDF contractor agreement covering services, payment, IP ownership, and termination.
Insurance
5Life Insurance Needs Calculator
Estimate how much life insurance coverage your family would need using the DIME method.
Car Insurance Coverage Calculator
Find recommended liability limits and whether full coverage is still worth it for your car.
Home Insurance Coverage Calculator
Estimate dwelling rebuild cost, personal property, and liability coverage for a homeowners policy.
Renters Insurance Coverage Calculator
Estimate the personal property, liability, and loss-of-use coverage you need as a renter.
Umbrella Insurance Needs Calculator
Find how much umbrella liability coverage you need based on net worth and lawsuit risk factors.
Business
6Invoice Generator
Create a professional invoice with line items, tax, and totals, then download it as a PDF.
ROI Calculator
Calculate your return on investment and annualized ROI from an initial and final value.
Break-Even Point Calculator
Find how many units you need to sell to cover your costs, based on fixed and variable costs.
Profit Margin & Markup Calculator
Calculate gross margin and markup from cost and price, or find the price you need for a target margin.
Business Loan Calculator
Estimate your monthly payment and total interest on an SBA, term, or equipment loan.
Employee Cost Calculator
Find the true fully-loaded cost of an employee beyond salary — payroll tax, benefits, and overhead.
Privacy Tools
2Developer Tools
14JSON Formatter & Validator
Paste JSON to pretty-print, minify, and validate it instantly, with clear error messages if it's broken.
Base64 Encoder & Decoder
Encode text to Base64 or decode a Base64 string back to plain text, instantly.
URL Encoder & Decoder
Encode special characters for a URL, or decode a percent-encoded URL back to readable text.
Word & Character Counter
Count words, characters, sentences, and paragraphs in any text, with reading time estimated live.
Text Case Converter
Convert text to UPPERCASE, lowercase, Title Case, camelCase, snake_case, kebab-case, and more.
Lorem Ipsum Generator
Generate placeholder text by words, sentences, or paragraphs for mockups and layouts.
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Runs on your device
Most tools here process everything locally in your browser using standard web APIs. Your files and numbers never touch a server, so there's nothing of yours to upload, store, or lose.
No waiting around
Nothing to upload means nothing to wait on. Results appear as fast as your own device can compute them — usually instantly.
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Every tool is free with no sign-up. The site is supported by ads instead of subscriptions — open a tool, use it, and go.