Free Online Tools Ready to Use
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Popular Tools
Most used tools — click any card to open it
Word Counter
Count words, characters, sentences and paragraphs instantly.
QR Code Generator
Create custom QR codes for any text or URL instantly.
Password Generator
Generate strong random passwords instantly.
JSON Formatter
Format, validate and beautify JSON data.
Percentage Calculator
Calculate percentage of a number easily and accurately.
BMI Calculator
Calculate Body Mass Index and check healthy weight range.
Age Calculator
Calculate exact age in years, months, days from date of birth.
UUID Generator
Generate unique UUIDs (v4) instantly.
Base64 Encoder
Encode text or data to Base64.
Regex Tester
Test and debug regular expressions in real-time.
Image Compressor
Compress images without losing quality. Reduce file size.
Case Converter
Convert text to upper, lower, title, sentence case.
Browse by Category
Pick a group to see all related tools
Calculators
Free online calculators for age, BMI, percentage, loan, EMI, interest and more.
Unit & Number Converters
Convert length, weight, temperature, binary, roman numerals and more instantly.
Text Tools
Word counter, case converter, text cleaner, lorem ipsum and 50+ text tools.
Security Generators
Password generator, hash generator, UUID, Base64, JWT and secure key tools.
QR & Barcode
Free QR code generator, WiFi QR, vCard, barcode and more.
Image Tools
Image compressor, resizer, converter, watermark, filters and social media sizers.
PDF Tools
Merge, split, compress PDF, image to PDF, PDF to image and more.
Developer Tools
JSON formatter, regex tester, CSS generators, color converters and coding tools.
CSS / Design Tools
Gradient generator, box shadow, glassmorphism, neumorphism and CSS helpers.
SEO Tools
Meta tag generator, schema, robots.txt, sitemap, keyword tools and more.
AI-Style Generators
Name generators, bio generators, caption generators, prompt generators and more.
Social Media Tools
Instagram, YouTube, TikTok, Twitter caption, bio and hashtag generators.
Random / Fun Tools
Random name, coin flip, dice, wheel spinner, truth or dare and fun generators.
Business Tools
Invoice generator, resume, business card, certificate and business name tools.
Free Online Tools — Calculators, Converters, Generators & More
Welcome to Online Generator Tools — your one-stop destination for free online tools. Whether you need a word counter, QR code generator, password generator, BMI calculator, JSON formatter, or unit converter, we have you covered.
All tools work instantly in your browser. No registration, no downloads, 100% free and mobile-friendly. Perfect for students, developers, marketers, and everyday users.