Online Tools That Just Work
Fast, secure, and free to try. PDF tools, image editors, converters, generators, and more — all in your browser.
Invoice Generator
Create professional PDF invoices online in seconds. Add business details, line items, tax, and print or save instantly.
Password Generator
Generate strong, random passwords instantly. Customize length and character sets. 100% browser-based, never stored.
Free to tryQR Code Generator
Generate QR codes instantly for any URL, text, or contact info. Download as PNG. Free to try, no signup needed.
Free to tryBase64 Encoder / Decoder
Encode text or files to Base64 and decode Base64 strings online. Instant, browser-based, no upload needed.
Free to tryCron Expression Generator
Build and validate cron expressions visually. Get human-readable descriptions and preview the next 5 run times instantly.
Free to tryFavicon Generator
Generate all favicon sizes from any image. Get a ready-to-use ZIP with PNG files and HTML snippet. No upload, works in browser.
Free to tryHash Generator
Generate SHA-1, SHA-256, SHA-384, and SHA-512 hashes from any text online. Instant, browser-based, no upload.
Free to tryJSON Formatter
Format, validate, and minify JSON online. Instantly pretty-print or compact JSON with syntax error detection.
Free to tryRegex Tester
Test and debug regular expressions online. See all matches, capture groups, and match positions instantly.
Free to tryUnix Timestamp Converter
Convert Unix timestamps to human-readable dates and vice versa. Supports seconds and milliseconds. Free to try.
Free to tryURL Encoder / Decoder
Encode and decode URLs online using percent-encoding. Instantly convert special characters for safe use in URLs.
Free to tryReading Time Estimator
Estimate how long it takes to read any text. Paste your content, adjust reading speed, and get instant results. Free to try.
Free to tryText Case Converter
Convert text between camelCase, snake_case, PascalCase, kebab-case, UPPER_CASE, and more. Free to try.
Free to tryWord Counter
Count words, characters, sentences, and paragraphs instantly. Estimate reading time for any text. Free to try.
Free to tryCompound Interest Calculator
Calculate compound interest growth over time. See future value, total interest earned, and yearly breakdown. Free to try.
Free to tryCurrency Converter
Convert between 30+ world currencies using live exchange rates. Fast, free to try, no signup needed.
Free to tryLoan EMI Calculator
Calculate monthly loan payments (EMI), total interest, and full repayment breakdown for any loan type.
Free to tryMarkup Calculator
Calculate selling price, markup percentage, or cost from any two known values. Free to try.
Free to tryMortgage Calculator
Calculate your monthly mortgage payment, total interest, and loan breakdown instantly. Free to try, no signup required.
Free to tryPercentage Calculator
Calculate percentages instantly: find X% of Y, percentage change, increase/decrease, and what percent X is of Y. Free to try.
Free to tryProfit Margin Calculator
Calculate profit margin, markup, revenue, and cost from any two known values. Free to try.
Free to trySalary to Hourly Converter
Convert annual salary to hourly rate and vice versa. Adjust hours per week and weeks per year. Free to try.
Free to tryTip Calculator
Calculate tip and split the bill instantly. Choose tip %, split by number of people, see per-person totals. Free to try.
Free to tryAge Calculator
Calculate your exact age in years, months, and days. Find days until your next birthday. Free to try.
Free to tryBMI Calculator
Calculate your Body Mass Index (BMI) instantly. Supports metric and imperial units. Includes health category ranges and interpretation.
Free to tryBody Fat Calculator
Estimate your body fat percentage using the US Navy method. Enter height, neck, waist (and hip for women). Free to try.
Free to tryCalorie Calculator
Calculate your daily calorie needs (TDEE) using age, weight, height, and activity level. Metric and imperial. Free to try.
Free to try