Advanced Universal QR Code Generator Studio
100% Mobile Camera Scannablehttps://meema.in/utilities-tools
How to Generate Custom QR Codes with Center Logos
Create high-resolution scannable QR codes for Website Links, Wi-Fi networks, vCards, Text, UPI Payments & WhatsApp in seconds.
Select Payload Type & Input Data
Choose between Website URL, Wi-Fi Network, vCard Contact, Plain Text, UPI Payment, Email, SMS, or WhatsApp and enter your custom data details.
Customize Colors & Center Emblem
Select module colors, background shading, center logo icon overlay (Globe, Wi-Fi, User, WhatsApp, UPI), margin spacing, and Error Correction level.
Export High-Res PNG or Vector SVG
Instantly download 1000x1000 high-res PNG or scalable vector SVG files ready for digital sharing, websites, business cards, or shop print posters.
Supported QR Code Formats & Smartphone Actions
Explore different QR code data schemes, payload limits, and instant smartphone camera scan behaviors.
| QR Payload Type | Protocol Format | Smartphone Camera Action | Recommended Use Case |
|---|---|---|---|
| Website URL / Link | https://domain.com/path | Opens website in browser | Product landing pages, social profiles, menus |
| Wi-Fi Network Access | WIFI:S:SSID;T:WPA;P:Password;; | Auto-connects device to Wi-Fi | Cafes, offices, hotel guest rooms, home Wi-Fi |
| vCard Digital Contact | BEGIN:VCARD ... END:VCARD | Prompts 'Add to Phone Contacts' | Business cards, networking badges, email signatures |
| UPI Payment QR | upi://pay?pa=id@upi&am=100&pn=Name | Opens GPay, PhonePe, Paytm, BHIM | Retail shop counters, invoicing, donations |
| Plain Text & Notes | Raw UTF-8 text string | Displays text note on screen | Instruction manuals, passcodes, serial numbers |
| WhatsApp Direct Chat | https://wa.me/phone?text=msg | Opens WhatsApp chat with pre-filled text | Customer support, lead generation, RSVPs |
Why Use Meema Tools Advanced QR Code Generator?
Built for 100% data privacy, multi-payload generation, high-res vector SVG export, and custom emblem styling.
Multi-Payload QR Engine
Generate QR codes for URLs, Wi-Fi networks, vCards, Plain Text, UPI Payments, Emails, SMS & WhatsApp.
Center Emblem Overlays
Add clean center logo icons (Globe, Wi-Fi, User, WhatsApp, UPI, Star) with High Error Correction (30% H).
High-Res Vector SVG Export
Download crisp 1000x1000 PNG images or scalable vector SVG files perfect for high-quality printing.
100% Browser Local Privacy
Zero cloud tracking or server uploads. All QR matrix rendering executes locally inside browser memory.
Frequently Asked Questions
About Universal QR Codes
Everything you need to know about QR code scanning, Wi-Fi auto-connect, vCard contact imports, center logo error recovery, and vector SVG exports.
100% Confidentiality
All URLs, Wi-Fi passwords, contact details, and QR matrix rendering execute locally inside your browser. Zero private payload data leaves your device.
You can generate 8 types of QR codes: Website URLs, Wi-Fi Networks (auto-connect), vCard Contacts (add to phone), Plain Text, UPI Payments, Email messages, SMS text, and WhatsApp direct chat links.
Our Wi-Fi QR code encodes your SSID, password, and security type (WPA/WPA2/WPA3) into a standard format. When guests scan it with iOS Camera or Android, their device connects to Wi-Fi automatically.
Yes! You can select center emblem overlays (Globe, Wi-Fi, User, WhatsApp, UPI, Star), customize module colors, and download high-res PNG (1000x1000) or vector SVG files ready for printing.
Level H provides up to 30% error recovery capability. Even when a logo overlay blocks the center of the QR matrix, the surrounding data modules preserve 100% scan reliability.
Yes, 100% private. All payload encoding and SVG matrix rendering execute locally inside your web browser's JavaScript memory. Zero passwords or contact details are sent to remote servers.
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