All 106 free online tools
The complete directory, grouped by category. Every tool is free, needs no account, and the large majority run entirely inside your browser.
Calculators
- Age Calculator — Exact age in years, months, days — plus next birthday.
- BMI Calculator — Body mass index with health category.
- Percentage Calculator — What is X% of Y, percent change and more.
- Date Difference Calculator — Days, weeks and working days between two dates.
- Aspect Ratio Calculator — Scale dimensions while keeping proportions.
- Fuel Cost Calculator — Trip cost from distance, mileage and fuel price.
- Pregnancy Due Date Calculator — Estimated due date, current week & trimester from LMP.
- GPA and CGPA Calculator — Semester GPA on the 4.0 scale — and your updated CGPA.
- Body Fat Calculator — US Navy body fat percentage from simple tape measurements.
- Electricity Bill Calculator — Appliance-by-appliance energy use and what it costs you.
Finance
- EMI Calculator — Monthly instalment, total interest & payment breakdown.
- Loan Calculator — Compare tenure options side-by-side for a loan.
- GST Calculator — Add or remove GST at any rate.
- SIP Calculator — Future value of monthly investing with compounding.
- Discount Calculator — Final price after single or stacked discounts.
- Tip Calculator — Tip amount and per-person split for the bill.
- Compound Interest Calculator — Growth of a lump sum with yearly, monthly or daily compounding.
- Zakat Calculator — Calculate your Zakat (2.5%) with live nisab check.
- Free Invoice Generator — Create a premium, modern PDF invoice — with optional logo — in one minute.
- Monthly Budget Planner — Track monthly income & expenses with a live chart — saved on this device.
- Salary and Wage Converter — Convert between hourly, daily, weekly, monthly and yearly pay.
- Mortgage Calculator — Monthly payment with taxes, insurance and full interest cost.
Text
- Free Resume Maker — 10 ultra-modern templates — edit live, export PDF & Word.
- Word Counter — Words, characters, sentences & reading time — live.
- Case Converter — UPPER, lower, Title, camelCase, snake_case & more.
- Text Compare — Highlight word-level differences between two texts.
- Placeholder Text Generator — Placeholder paragraphs for mockups.
- URL Slug Generator — Turn any title into a clean URL slug.
- Reverse Text Tool — Reverse text, words or lines.
- Find and Replace Text — Bulk replace text with optional case sensitivity.
Image
- AI Image Generator — Create an image from a text description — free, no account.
- Image Compressor — Shrink JPG/PNG/WebP file size — 100% in your browser.
- Image Resizer — Resize any image to exact pixel dimensions.
- AI Background Remover — HD AI cutout with instant before/after preview.
- Image to Base64 Converter — Data-URI for embedding images in code/CSS.
- Color Picker and Converter — Pick colors, convert HEX ⇄ RGB ⇄ HSL, from image too.
- CSS Gradient Generator — Design gradients and copy the CSS.
- Signature Maker — Draw or type a signature — transparent PNG for documents.
- Passport Photo Maker — Crop any photo to official passport / visa size — 300 DPI.
- Image to Text (OCR) — Extract text from photos & screenshots — 8 languages.
- Video to GIF Converter — Turn any short video clip into a shareable GIF.
- Image Cropper — Crop any photo to an exact area or aspect ratio — no upload.
- Add a Watermark to an Image — Stamp text over a photo — position, size, opacity and tiling.
- Merge PDF — Combine multiple PDFs into one — nothing uploaded.
- Split PDF — Extract a page range into a new PDF.
- Image to PDF Converter — Turn JPG/PNG photos into a single PDF.
- Text to PDF Converter — Type or paste text, get a clean PDF.
- PDF to Image Converter — Convert every PDF page to a high-quality JPG/PNG.
- PDF to Text Converter — Extract all the text from a PDF — copy it or save as .txt.
Developer
- Meta Tag Generator — SEO title, description, Open Graph & Twitter tags — copy-ready.
- What Is My IP Address — Your public IP address, browser & device details.
- JSON Formatter and Validator — Beautify, minify and validate JSON instantly.
- Base64 Encoder and Decoder — Text or images ⇄ Base64 — handles huge data without freezing.
- URL Encoder and Decoder — Encode text for URLs or decode query strings.
- HTML Encoder and Decoder — Escape or unescape HTML entities.
- Hash Generator — SHA-256 / SHA-1 / SHA-512 of any text.
- Regex Tester — Test regular expressions with live match highlighting.
- Unix Timestamp Converter — Timestamp ⇄ human-readable date.
- Markdown Preview — Live preview of headings, bold, lists, links & code.
- CSV to JSON Converter — Convert CSV data to JSON and back.
- HTML Viewer and Tester — Paste any HTML/CSS/JS and see the live output instantly.
- JWT Decoder — Read the header and payload of a JSON Web Token safely.
Converters
- Unit Converter — Length, weight, area, volume, speed, data.
- Temperature Converter — Celsius ⇄ Fahrenheit ⇄ Kelvin, live.
- Currency Converter — Live exchange rates for 160+ world currencies, updated daily.
- Number to Words Converter — Spell out any number up to trillions.
- Roman Numeral Converter — Numbers ⇄ Roman numerals (1–3999).
- Binary Converter — Convert text ⇄ binary ⇄ hex ⇄ decimal.
- Morse Code Translator — Text ⇄ Morse code with playback.
- Audio Trimmer and Converter — Cut MP3/WAV/M4A clips — perfect for ringtones.
- Time Zone Converter — Convert any time between world time zones — DST handled automatically.
Generators
- Wedding Card Maker — 14 elegant designs — share a link or download a PDF invitation.
- Strong Password Generator — Strong random passwords with strength meter.
- UUID Generator — RFC-4122 v4 UUIDs, one or in bulk.
- QR Code Generator — Beautiful high-res QR codes — URL, text, WiFi, anything.
- QR Code Scanner — Scan or decode a QR code from an uploaded image or your camera.
- Barcode Generator — CODE128 / EAN barcodes as downloadable SVG/PNG.
- Random Name Picker — Fair random draw from a list — great for giveaways.
- Random Number Generator — Random numbers, dice rolls and coin flips.
- Color Palette Generator — Harmonious 5-color palettes — click any swatch to copy.
- Flashcard Maker — Turn a list of terms into flip-to-reveal study flashcards.
- Baby Name Generator — Beautiful baby names by religion, gender, starting letter — with meanings.
- Nickname Generator — Fun nickname ideas from any real name.
- Email Signature Generator — Build a styled HTML email signature — copy straight into Gmail/Outlook.
- Letterhead Maker — Design a branded A4 letterhead and print or save as PDF.
- Business Card Maker — Luxury card designs for 20 business types — print-ready PDF or share by link.
- Certificate Maker — Generate elegant certificates — paste a list of names for auto-filled batch PDFs.
- ID Card Maker — Employee / student ID cards with photo — download as PNG or PDF.
- Favicon Generator — Every favicon size plus a real .ico and the HTML to paste.
Everyday
- Birthday Wish Page Maker — Create a beautiful personal birthday page and share the link.
- Typing Speed Test — Test your WPM and accuracy in 60 seconds.
- Love Calculator — A fun compatibility score between two names.
- Calorie and Nutrition Finder — Type any food, get calories, protein, fat, carbs & more.
- Weather Check — Live weather for any city — temp, humidity, wind & more.
- Online Stopwatch and Timer — Precise stopwatch with laps, plus countdown timer.
- Text to Speech — Natural playback + downloadable WAV in 25+ voices.
- Speech to Text — Record or upload audio and get an accurate transcript — 15+ languages.
- Event Countdown — Live countdown to any date — birthdays, launches, exams.
- Quick To-Do List — A fast checklist that stays on this device.
- Online Notepad — Auto-saving notepad that lives in your browser.
- Quiz Generator — Unlimited free quizzes — pick a category, solve online or download as a printable PDF paper.
- Grocery List Maker — Categorized shopping list with checkboxes — add your own categories, export as PDF.
- Recipe Finder — Search thousands of free recipes with photos, ingredients & steps.
- Internet Speed Test — Test your real download, upload speed and ping — no app needed.
- Sleep Cycle Calculator — Wake up refreshed — the best times to sleep or wake based on 90-minute cycles.
- Pomodoro Timer — Focus in 25-minute sprints with automatic breaks.