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Generate QR codes for 17+ content types. Fully private — no upload, no account, no watermark.
Basic
Messaging
Network
Contact
Location
Payment
Social
Fill in the content to generate your QR code
Choose a QR type
Select from 17 content types — URL, WiFi, vCard, UPI, crypto, and more.
Fill in the content
Enter your data in the relevant fields. The QR code updates live as you type.
Customize the style
Switch to the Style tab to change colors, size, error correction, and quiet zone.
Download or copy
Choose PNG, JPG, WebP, or SVG and click Download — or copy the image to clipboard.
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Use the free QR Code Scanner — upload an image, drag & drop, or scan with your camera.
QR codes solve a simple problem: they let people access digital information without typing. Here are specific scenarios where a QR code makes sense:
Generate a WiFi QR code with your network name and password. Guests scan it and connect automatically — no typing "C0ff33Sh0p#2025!" character by character. Perfect for coffee shops, coworking spaces, Airbnbs, and home offices.
Print a QR code on table tents or at the entrance linking to your digital menu. Update prices and items without reprinting. During COVID-19, contactless menus became standard — many restaurants still use them.
Add a vCard QR code to your business card. When someone scans it, your full contact info (name, phone, email, company, website) imports directly into their phone's contacts — no manual entry.
Generate unique QR codes for ticket holders. At the entrance, scan each code to validate attendance and prevent duplicate entry. Works for conferences, concerts, workshops, and private events.
Link to assembly instructions, warranty registration, or how-to videos. Customers scan the code on the box instead of hunting for a manual. Furniture companies and electronics brands use this extensively.
Print a QR code on "For Sale" signs linking to the full property listing, photo gallery, or virtual tour. Buyers driving by can instantly access details without calling or searching manually.
Generate a UPI payment QR code (for India) or a Bitcoin/Ethereum address QR code. Customers scan and pay instantly without typing long wallet addresses or UPI IDs. Common at street vendors and small shops.
Link to your app's App Store or Play Store page. Print on posters, flyers, or product boxes. Users scan and land directly on the install page — faster than searching the store manually.
Link to your Instagram, LinkedIn, Twitter/X, or TikTok profile. Print on promotional materials, conference badges, or storefront windows. One scan takes followers directly to your profile — no username typos.
Link to a Google review page, survey form, or feedback portal. Print on receipts, packaging inserts, or service completion cards. Makes it easy for customers to leave reviews while the experience is fresh.
QR codes store data by encoding it into a grid of black and white squares (called modules). The more data you encode, the denser the grid becomes. Here's the maximum capacity by data type:
| Data Type | Maximum Capacity | Example |
|---|---|---|
| Numeric only | 7,089 characters | Phone numbers, serial codes |
| Alphanumeric | 4,296 characters | URLs, email addresses |
| Binary (8-bit) | 2,953 bytes | Full vCard with UTF-8 text |
| Kanji/Kana | 1,817 characters | Japanese text |
Practical advice: Keep QR codes as small as possible for faster scanning. A URL with 50 characters scans more reliably than one with 500. If you're encoding a long URL, use a URL shortener first (bit.ly, tinyurl.com) to reduce the data density.
Error correction tradeoff: Higher error correction (H = 30%) lets you add logos or tolerate damage, but reduces data capacity slightly. For maximum data density, use L (7%) error correction — but the code will be more fragile if damaged.
Unlike most online tools, Toolivon processes everything directly in your browser using the Web APIs built into Chrome, Firefox, Safari, and Edge.
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