Explore Tool Categories
Browse 36+ free online tools organized into 7 categories. From AI writing assistants to developer utilities, PDF tools to QR generators — find exactly what you need.
AI Tools
3 tools
Smart AI-powered writing and detection tools to humanize AI text or check if content is AI-generated.
Developer Tools
8 tools
Essential utilities for developers — JSON formatting, Base64 encoding, UUID generation, and more.
JSON Formatter
Format, validate, beautify, and minify JSON with syntax highlighting.
JSON Validator
Validate JSON with detailed error messages and line highlighting.
Base64 Encoder
Encode text and files to Base64 with auto MIME detection.
Base64 Decoder
Decode Base64 strings to text, images, and files with live preview.
URL Encoder
Encode URLs with RFC 3986 percent-encoding and component breakdown.
URL Decoder
Decode percent-encoded URLs with query parameter viewer.
UUID Generator
Generate UUID v1, v4, v6, v7 identifiers. Bulk generate and download.
Lorem Ipsum Generator
Generate placeholder text in 5 styles with download options.
QR Code Tools
15 tools
Generate QR codes for URLs, WiFi, vCards, WhatsApp, payments, events, and 10+ more types.
URL QR Code
Convert any website link into a scannable QR code.
WiFi QR Code
Share WiFi credentials without typing passwords.
vCard QR Code
Digital business card that saves directly to contacts.
WhatsApp QR Code
Start a WhatsApp chat with a pre-filled message.
QR with Logo
Branded QR codes with logo and custom colors.
Text QR Code
Encode any plain text message into a QR code.
Email QR Code
Pre-fill recipient, subject, and body in email.
SMS QR Code
Pre-compose text messages with phone number.
Phone QR Code
Let people call you with one tap.
Location QR Code
Share a map address or GPS coordinates.
Event QR Code
Create calendar event QR codes.
Social Media QR Code
Link to all your social profiles in one scan.
YouTube QR Code
Share videos and channel instantly.
App Store QR Code
Link to Google Play and Apple App Store.
UPI Payment QR Code
Accept UPI payments via GPay, PhonePe, Paytm.
Image Tools
2 tools
Compress and convert images between formats — all processing happens in your browser.
PDF Tools
2 tools
Merge and compress PDF files instantly. No uploads, completely private browser processing.
Text Tools
4 tools
Count words, characters, convert case styles — essential text utilities for writers and marketers.
Word Counter
Count words, characters, sentences, reading time estimation.
Character Counter
Check social media character limits for all platforms.
Text Case Converter
Convert between 19 case styles with live preview.
Password Generator
Generate strong passwords with entropy scoring.
Business & Finance
2 tools
Calculate VAT, ROI, and make smarter business decisions with free financial calculators.
Why QR Generator Online Categories?
Organized & Easy to Browse
Every tool is neatly categorized so you find what you need in seconds, not minutes.
100% Private Browser Processing
All tools work entirely in your browser. No uploads, no servers, complete privacy.
No Sign-Up Required
Jump straight into any tool. No accounts, no emails, no payments — just free tools.
Works on All Devices
Desktop, tablet, or mobile — every tool is fully responsive and works everywhere.
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Browse all 36+ tools on our complete tools page or use the search to find exactly what you need.
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