50+ Free Online ToolsUse for free, no registration required
Essential tools for everyday work. Character counter, VAT calculator, BMI calculator, QR code generator and more.
Popular Tools
Backlink Checker
Analyze backlinks pointing to any website. Free, unlimited, no login required.
Character Counter
Count characters, words, and lines in your text. Perfect for social media captions.
Case Converter
Convert text between uppercase, lowercase, title case, and more.
Remove Extra Spaces
Clean up your text by removing extra spaces and blank lines.
Random Name Generator
Generate random names for characters, groups, or projects.
Text to List
Convert plain text into formatted bullet points or numbered lists.
Remove Duplicates
Remove duplicate lines from your text automatically.
Special Symbols
Copy and paste special symbols, emojis, and characters.
Tool Categories
Choose a category or scroll to see all tools
Character Counter
Count characters, words, and lines in your text. Perfect for social media captions.
Case Converter
Convert text between uppercase, lowercase, title case, and more.
Remove Extra Spaces
Clean up your text by removing extra spaces and blank lines.
Random Name Generator
Generate random names for characters, groups, or projects.
Text to List
Convert plain text into formatted bullet points or numbered lists.
Remove Duplicates
Remove duplicate lines from your text automatically.
Special Symbols
Copy and paste special symbols, emojis, and characters.
Conversation Starter
Generate conversation starters and ice breaker questions.
Rhyme Finder
Find words that rhyme with any word you enter.
Text Reverser
Reverse your text - flip words, sentences, or entire paragraphs.
Grammar & Spell Checker
Check spelling and grammar in English and Thai text. Free online tool, no registration required.
Translator
Translate text between multiple languages instantly. Free online translator, no registration required.
Withholding Tax Calculator
Calculate withholding tax at 3%, 5%, and 7% rates for Thailand.
VAT Calculator
Calculate VAT 7% - add or remove VAT from prices for Thailand.
Fuel Cost Calculator
Calculate fuel costs based on distance and fuel efficiency.
Loan Calculator
Calculate loan interest and monthly payments for car or personal loans.
Bill Splitter
Split restaurant bills including service charges among friends.
ROI Calculator
Calculate Return on Investment for your business or investments.
Commission Calculator
Calculate sales commission based on sales amount and percentage.
Thai Number Converter
Convert Arabic numerals to Thai numbers and Thai number words.
Discount Calculator
Calculate discount prices and savings from percentage discounts.
Profit/Loss Calculator
Calculate profit or loss for stocks and cryptocurrency investments.
Percentage Calculator
Calculate percentages easily. What is X% of Y? X is what % of Y? Percentage increase and decrease.
Password Generator
Generate secure passwords with customizable length and characters.
Color Palette Generator
Generate random color palettes for your design projects.
Aspect Ratio Calculator
Calculate image dimensions based on aspect ratios.
QR Code Generator
Create QR codes for URLs, text, WiFi, and contact information.
HTML/CSS Minifier
Minify HTML and CSS code to reduce file size.
Internet Speed Test
Quick links to test your internet connection speed for any provider.
PX to REM Converter
Convert pixel values to REM/EM units for responsive web design.
Meta Tag Generator
Generate SEO-friendly meta tags for your website including Open Graph and Twitter Cards.
HTTP Status Checker
Check HTTP status codes for any website or domain quickly.
CSS Minifier
Minify CSS code by removing whitespace, comments and unnecessary characters to reduce file size.
Fake Receipt Generator
Generate fake receipts for testing, development and demonstration purposes.
JSON Formatter
Format and validate JSON data with syntax highlighting and tree view.
Base64 Encoder/Decoder
Encode and decode text and files to and from Base64 format easily.
Online Code Editor
Write and preview HTML, CSS, and JavaScript code with live real-time rendering.
Color Picker from Image
Pick colors from any image. Upload and click to get HEX, RGB, and HSL color codes instantly.
Website Color Extractor
Extract dominant colors from any website. Enter a URL and get the color palette used on the page.
HEX Color Converter
Convert HEX color codes to RGB, HSL, CMYK and more. Instant color conversion with copy feature.
Pastel Palette Generator
Generate beautiful pastel color palettes. Soft, muted colors perfect for design and illustration.
Logo Color Matcher
Upload your logo and get matching color palettes. Complementary, analogous and triadic harmonies.
Print Color Converter
Convert RGB and HEX colors to CMYK and Pantone approximations. Perfect for print design preparation.
UI Color Palette Generator
Generate accessible UI color palettes with WCAG contrast ratios. Primary, surface, and semantic colors.
Brand Color Generator
Generate complete brand color schemes. Input your brand name or mood to get professional color palettes.
Password Strength Checker
Check password strength with entropy calculation, length analysis, and common password detection.
OTP Code Generator
Generate random OTP codes and TOTP QR codes for two-factor authentication.
UUID Generator
Generate UUID v4 and v1 codes. Bulk generation with copy and download features.
JSON CSV Converter
Convert between JSON, CSV, and YAML formats. Paste data and convert instantly with download.
BMI Calculator
Calculate your Body Mass Index and check your health status instantly.
BMR Calculator
Calculate your Basal Metabolic Rate and daily calorie needs for weight planning.
Ovulation Calculator
Calculate your ovulation days and fertile window for family planning.
Due Date Calculator
Calculate your expected delivery date from your last menstrual period.
Random Menu Generator
Generate random meal ideas for lunch or dinner when you can't decide what to eat.
Age Calculator
Calculate your exact age in years, months, and days from your birth date.
Countdown Timer
Create countdown timers for birthdays, holidays, weddings, and important events.
Timezone Converter
Convert time between different timezones worldwide for any country.
Random Number Generator
Generate random numbers for raffles, draws, and lotteries with custom ranges.
Water Intake Calculator
Calculate your daily water intake based on body weight and activity level for optimal hydration.
Land Area Converter
Convert Thai land units (Rai, Ngan, Wah) to square meters and other area measurements.
Temperature Converter
Convert between Celsius, Fahrenheit, and Kelvin instantly with this free online tool.
Length Converter
Convert between inches, centimeters, meters, feet, and other length units instantly.
GPA Calculator
Calculate your Grade Point Average (GPA) quickly for school, college, or university.
WhatsApp Link Generator
Create WhatsApp click-to-chat links with custom pre-filled messages for your business.
Zodiac Checker
Check your Chinese zodiac animal and Western zodiac sign from your birth date.
Binary Converter
Convert between binary code and text instantly. Translate text to binary and back.
Name Meaning Finder
Find the meaning and origin of names. Discover name meanings for babies and naming.
Boredom Buster
Get random activity suggestions when you're bored. Find fun things to do instantly.
Flip Text Generator
Create upside-down and flipped text for fun messages on social media.
PDF to Word Converter
Convert PDF files to editable Word documents online. Fast, free, and accurate conversion.
Merge PDF
Combine multiple PDF files into one document online. Fast, free, and easy to use.
Compress PDF
Reduce PDF file size while keeping quality. Compress PDF online for free — no registration, no upload to server.
Split PDF
Extract pages or split PDF files online. Free, no registration, works directly in your browser.
JPG to PDF
Convert JPG, PNG images to PDF documents online for free. Combine multiple images into one PDF. No registration required.
PDF to JPG Converter
Convert PDF files to JPG images online. Free, extract all pages as high-quality JPG. No registration.
Image Converter
Convert images between WEBP, JPG, PNG, GIF and BMP formats online for free. No upload required.
Background Remover
Remove image backgrounds automatically with AI. Free online tool, no registration, no watermark.
Image Compressor
Compress images to reduce file size without losing quality. Supports JPG, PNG, WebP. Free online tool.
Image Cropper
Crop images to any size or aspect ratio online. Free tool for profile pictures, product photos, and social media.
Image Upscaler
Enlarge images using AI without losing quality. Upscale 2x or 4x online for free. No registration required.
PNG to JPG Converter
Convert PNG images to JPG online for free. No registration. Supports batch conversion. Fast browser-based tool.
JPG to PNG Converter
Convert JPG images to PNG online for free. No registration. Supports transparency. Fast browser-based tool.
JPG Converter
Convert any image to JPG online for free. PNG, WEBP, BMP, GIF to JPG. Batch conversion. No upload to server.
Image Rotator
Rotate and flip images online. 90, 180 degree rotation and horizontal/vertical flip.
Image Resizer
Resize images to any dimension. Lock aspect ratio or specify custom width and height.
Image Filter
Apply filters to images: brightness, contrast, saturation, blur, grayscale, sepia.
Barcode Generator
Generate barcodes online. Support CODE128, EAN13, UPC and more formats. Download as PNG.
Keyword Research Tool
Find keywords and search volume data for SEO content planning.
SERP Checker
Check Google search rankings for any keyword and track your website position.
Backlink Checker
Analyze backlinks pointing to any website. Free, unlimited, no login required.
Competitor Backlinks
Compare backlinks between two websites to discover your competitors' link strategy.
Backlink Analyzer
Deep analysis of backlink profile including anchor text, dofollow ratio and domain authority.
Toxic Backlinks Checker
Identify toxic or spam backlinks that could harm your website's SEO ranking.
Lost Backlinks Finder
Find backlinks that have been removed or lost using historical Wayback Machine data.
Anchor Text Checker
Analyze the anchor text distribution of backlinks pointing to your website.
Backlink Monitor
Track new and lost backlinks over time. Get notified when your backlink profile changes.
Domain Backlinks
See all backlinks pointing to an entire domain or subdomain.
Domain Authority Checker
Check Domain Authority and Page Authority scores for any website.
Title & Description Length Checker
Check meta title and description length in characters and pixels with a live Google SERP preview.
AI Lottery Predictor
AI-powered lottery number analysis combining real-time news trends, historical statistics, and personalization. For entertainment only.
Lucky License Plate
Analyze Thai license plates with numerology and birth-day taksa pokarn. Real calculation, no random data.
Lucky Phone Number
Analyze Thai phone numbers with numerology and birth-day taksa pokarn. Real calculation, no random data.
Lucky Number Analyzer
Analyze license plates and phone numbers with Thai numerology and birth-day taksa pokarn. Score gauge, breakdown, inauspicious digit detection.
Famous Source Matcher
Compare lottery numbers across famous Thai sources. Find overlaps and unique numbers.
Permutation Generator
Generate mathematical permutations of lottery numbers. Filter excluded digits and copy results.
50+ Free Online Tools Collection
Essential free online tools for everyday work. Character counter, VAT calculator, BMI calculator, QR code generator and more. Use instantly, no registration, no fees.
Most Popular Free Tools
- Character counter for social media captions
- VAT 7% calculator for Thailand business
- BMI calculator for health assessment
- Strong password generator with custom length
- Free QR code generator for URL and WiFi
- Free backlink checker with Domain Authority and follow type analysis
Why use our free online tools?
- Free to use, no hidden costs
- No registration required
- Works in browser, no installation needed
- Mobile and desktop friendly
- Accurate calculations, instant results
Select a category below to start using the tools you need, including our new SEO and backlink analysis suite.