Tutorials for Our Free Tools
66 guides to help you get the most out of our online tools. No sign-up required, completely free.
How to Count Words in Any Text (Free Online Tool)
Learn how to quickly count words, characters, and sentences in any text. Perfect for students, writers, and professionals who need accurate word counts.
JSON Formatter: Beautify, Validate & Debug JSON Instantly
JSON is the backbone of modern APIs. Learn how to format, validate, and debug JSON data quickly with our free browser-based tool.
How to Generate Strong Passwords That Hackers Can't Crack
The average person has 100+ online accounts, most protected by weak passwords. Here's how to generate uncrackable passwords and protect your digital life.
QR Code Generator: Create Scannable Codes for Any Purpose
QR codes are everywhere — restaurant menus, event tickets, WiFi sharing. Learn how to create high-quality QR codes for any use case.
BMI Calculator: What Your Body Mass Index Actually Means
BMI is one of the most used health metrics. Understand what your BMI score means, its limitations, and what it doesn't tell you.
Compress Images Without Losing Quality: The Complete Guide
Large images slow down websites and hurt SEO. Learn how to reduce image file sizes by 50–90% without visible quality loss.
Favicon Generator: Create the Perfect Favicon for Your Website
Your favicon is the first thing users see in browser tabs. Learn how to create a perfect one from any image.
Word Frequency Counter: Find the Most Common Words in Your Text
Analyze text to find keyword density, common words, and phrases. Great for SEO, writing improvement, and content analysis.
Text to Speech: Convert Any Text to Natural Audio
Turn written text into natural-sounding speech. Download as MP3 and use for presentations, accessibility, or content creation.
Unix Timestamp Converter: Convert Between Timestamps and Dates
Developer tool for converting Unix timestamps to human-readable dates and vice versa. Essential for debugging APIs.
Regex Tester: Test and Debug Regular Expressions Live
Build and test regular expressions with real-time matching. Perfect for developers working with text patterns and data validation.
Loan Calculator: Calculate Monthly Payments & Interest
Plan your loans with confidence. Calculate EMI, total interest, and amortization schedules for mortgages, car loans, and personal loans.
Image Cropper: Crop and Resize Images Online Instantly
Crop images to any aspect ratio, resize dimensions, and adjust boundaries — all in your browser, no software needed.
Image Format Converter: Convert Between JPG, PNG, WebP, GIF
Convert image formats instantly. Transform JPG to PNG, PNG to WebP, or any format combination — all in the browser.
Text to Image: Create Share-Worthy Images for Social Media
Turn quotes, headlines, and text into beautiful images perfect for social media, blog posts, and presentations.
Image Blur: Blur Part of an Image with Pixelate or Gaussian Blur
Blur faces, backgrounds, or sensitive information in images. Choose between pixelate blur or gaussian blur for any area.
Base64 Encoder/Decoder: Encode and Decode Base64 Instantly
Convert text and images to Base64 for embedding in HTML, CSS, JSON, and APIs. Decode Base64 strings back to plain text.
Case Converter: Transform Text to Any Case Style Instantly
Convert text to uppercase, lowercase, Title Case, Sentence case, and more. Essential tool for writers and developers.
Lorem Ipsum Generator: Create Placeholder Text in Seconds
Generate placeholder text for designs, mockups, and prototypes. Choose paragraph count, format, and starting text.
URL Encoder/Decoder: Safely Encode and Decode URLs
Encode URLs for safe transmission and decode encoded URLs. Essential for handling special characters in query parameters.
Hash Generator: Create MD5, SHA-1, SHA-256 Hashes
Generate cryptographic hashes from any text. Supports MD5, SHA-1, SHA-256, and SHA-512. Great for password verification and data integrity.
Percentage Calculator: Calculate Percentages, Discounts & Tips
Calculate any percentage instantly. Compute discounts, tips, percentage changes, and proportional values without a calculator.
Age Calculator: Find Your Exact Age in Years, Months, Days
Calculate precise age from any birth date. Get years, months, days, hours, and minutes lived plus days until your next birthday.
Unit Converter: Convert Length, Weight, Temperature and More
Convert between all major measurement units — length, weight, temperature, volume, speed, area, and time.
Number Base Converter: Convert Binary, Octal, Decimal, Hex
Convert numbers between binary, octal, decimal, and hexadecimal. Essential tool for programmers and computer science students.
Markdown Editor: Write and Preview Markdown with Live Output
Write Markdown with live preview and export to HTML. Supports headings, lists, code blocks, links, images, and tables.
Invoice Generator: Create Professional Invoices Free
Generate professional invoices with your business details, line items, and totals. Download as PDF instantly — no sign-up needed.
Text Diff Checker: Compare Two Texts and Find Differences
Compare two versions of text side-by-side to find added, removed, and changed lines. Perfect for code reviews and document comparisons.
Random Number Generator: Dice, Coins, Lotteries & Custom Ranges
Generate random numbers, roll dice, flip coins, or pick lottery numbers. Set custom ranges and generate multiple numbers at once.
UUID Generator: Create Unique Identifiers Instantly
Generate unique UUIDs (Universally Unique Identifiers) for databases, APIs, and software development. Supports UUID v1, v4, and v7.
CSS Minifier: Reduce Your CSS File Size Instantly
Minify CSS by removing whitespace, comments, and redundant code. Improve page load speed and website performance.
Color Picker & Converter: HEX, RGB, HSL in One Tool
Pick colors, convert between HEX, RGB, and HSL formats. Use the visual color picker or enter values directly.
CSS Gradient Generator: Create Beautiful Gradients Instantly
Design linear and radial CSS gradients with live preview. Copy the CSS code and use it in your projects.
How to Merge PDF Files Online for Free (No Software Needed)
Combine multiple PDF files into one document in seconds. Reorder pages, remove files, and download the merged PDF — no sign-up, no upload limits.
How to Split a PDF into Separate Pages or Custom Ranges
Extract individual pages or a custom range from any PDF. Split a 100-page report into single pages or pull out exactly the pages you need.
Compress PDF Files Without Losing Quality
Reduce PDF file size by up to 50% using browser-based compression. Choose Basic, Standard, or Maximum compression and download instantly.
Rotate PDF Pages Online — Fix Upside-Down or Sideways PDFs
Fix wrongly oriented PDF pages in seconds. Rotate all pages by 90°, 180°, or 270° and download the corrected PDF instantly.
Convert PDF Pages to High-Quality JPG Images Free
Turn any PDF page into a sharp JPG image. Choose DPI (up to 300) and quality, then download individual pages or all images at once.
Free Resume Builder: Create a Professional CV and Download as PDF
Build a polished, professional resume in minutes. Fill in your experience, education, and skills — download a clean single-page PDF instantly. No sign-up, no watermark.
Cover Letter Generator: Write a Professional Cover Letter Free
Generate a professional cover letter tailored to any job. Fill in your details and the job info, then download a polished PDF in seconds.
Free Business Card Maker: Design and Print Your Own Cards
Create a professional business card with your name, title, company, and contact details. Choose a color scheme and download a print-ready PDF.
Meta Tag Generator: Generate SEO, Open Graph & Twitter Tags
Generate all the HTML meta tags your page needs — title, description, Open Graph, and Twitter Card tags. Copy the code and paste it into your site's <head>.
JWT Decoder: Inspect JSON Web Tokens Instantly
Decode and inspect JWT tokens client-side. View the header, payload, claims, expiry, and issued-at timestamp without sending data to a server.
HTML Formatter: Beautify or Minify HTML Code
Format messy HTML with proper indentation, or minify HTML to remove whitespace. Works entirely in your browser — paste and go.
CSS Box Shadow Generator: Create Box Shadows Visually
Design CSS box shadows with live preview. Adjust offsets, blur, spread, and color with sliders, then copy the ready-to-use CSS.
Password Strength Checker: How Secure Is Your Password?
Check password strength with a visual meter and checklist. Find out if your password is weak, fair, strong, or very strong — and how to improve it.
Date Calculator: Days Between Dates & Date Math
Calculate the number of days, weeks, months, and years between two dates. Or add and subtract days from a date to find a future or past date.
Aspect Ratio Calculator: Calculate & Resize Dimensions
Find the aspect ratio of any width × height, or calculate new dimensions that keep the same ratio. Essential for designers, photographers, and developers.
Find & Replace: Bulk Text Search and Replace Online
Find and replace text in bulk with support for regex patterns and case-sensitive matching. Paste your text, set your pattern, and replace all in one click.
Text Line Sorter: Sort, Shuffle, Deduplicate & More
Sort lines alphabetically or by length, remove duplicates, shuffle, reverse, trim whitespace, and more — all without leaving your browser.
HTML Entity Encoder: Encode and Decode HTML Entities
Convert special characters to HTML entities and back. Encode &, <, >, quotes and Unicode symbols for safe use in HTML documents.
Pomodoro Timer: Boost Focus with 25-Minute Work Sessions
Use the Pomodoro technique to work in focused 25-minute sessions with short breaks. Our free online timer includes session tracking and audio alerts.
Stopwatch & Countdown Timer: Free Online Timer with Laps
Free online stopwatch with lap tracking and a countdown timer with audio alert. No app download needed — works instantly in your browser.
Scientific Calculator: Trig, Log, Powers & Constants Online
Full scientific calculator with sin, cos, tan, logarithms, exponents, and constants like π and e. Works instantly in your browser.
Tip Calculator: Calculate Tip and Split the Bill Instantly
Calculate the right tip and split the bill between any number of people. Choose a tip percentage and see per-person totals instantly.
Compound Interest Calculator: See How Your Money Grows
Calculate compound interest with monthly, quarterly, or annual compounding. See year-by-year growth and total interest earned.
Roman Numeral Converter: Convert Numbers to Roman Numerals
Convert any number (1–3999) to Roman numerals or decode a Roman numeral back to a number. Includes a full reference table.
JSON to CSV Converter: Convert JSON and CSV Instantly
Convert a JSON array of objects to CSV spreadsheet format, or parse CSV back into JSON. Works entirely in your browser.
Text Repeater: Repeat Any Text Online Instantly
Repeat any text, word, or phrase a set number of times. Choose a separator (newline, comma, space) and copy the output with one click.
Emoji Picker: Browse and Copy Emojis by Category
Find and copy any emoji instantly. Browse by category — smileys, animals, food, objects, travel — or search by name.
YAML Formatter: Format, Validate & Minify YAML Online
Format messy YAML with proper indentation, validate YAML for syntax errors, or minify YAML to reduce size. Works in your browser.
Typing Speed Test: Measure Your WPM and Accuracy Free
Test how fast you type with a live WPM counter and accuracy tracker. Choose from multiple passages and restart anytime.
License Plate Generator: Create UK, EU & USA Number Plates Free
Design realistic license plates for UK, Germany, France, Netherlands, and USA. Type custom text, preview instantly, and download as PNG.
Free Online Color Picker — Pick, Convert, and Copy Hex, RGB & HSL Colors
Pick any color online and instantly get its Hex, RGB, HSL, and CMYK values. Free browser-based color picker — no sign-up, no download required.
Free Online Image Resizer — Resize Images Without Losing Quality
Resize images online for free. Set exact pixel dimensions or scale by percentage. Supports JPG, PNG, WebP. All processing in your browser.
Free Online Currency Converter — Convert Any Currency Instantly
Convert between 150+ currencies instantly with live exchange rates. Free browser-based currency converter — no ads, no sign-up, works on mobile.
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