Bulk QR Code Generator
Convert spreadsheets of links, table numbers, or attendee names into hundreds of custom QR code image files in seconds. Completely private in-browser generation with zero server uploads.
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What It Does
The QRFixer Bulk QR Code Generator converts tabular data rows from CSV (Comma-Separated Values) spreadsheets into hundreds of individual, high-resolution QR code graphics simultaneously. Operating entirely within client-side browser memory, the utility parses columns, renders each row onto an isolated canvas matrix, names files based on your spreadsheet identifiers, and compresses the complete batch into a single downloadable ZIP archive.
How It Works — Step-by-Step Guide
Batch process high-volume QR matrices seamlessly with four automated steps.
Upload Your CSV Spreadsheet
Export your data from Google Sheets, Microsoft Excel, or LibreOffice as a standard .csv document and drop it into the designated upload area.
Map Content & Naming Columns
Select which column holds your links, identifiers, or text strings. Optionally choose an identifier column (such as table numbers or names) to label each image file cleanly.
Configure Dimensions & Colors
Adjust output resolution (150px to 800px) and select high-contrast dark pattern colors to align with your corporate branding or packaging specifications.
Export Packaged ZIP Archive
Click Generate. The engine renders each code asynchronously, displays live progress tracking, and automatically delivers a compressed ZIP archive containing all PNG files.
Who It Is For
Engineered for commercial teams and administrators managing large-scale matrix deployment:
Hospitality & Diners
Restaurant operators generate hundreds of table-specific digital menu links (Table 1, Table 2, Table 3) in a single run, ready for immediate tabletop standee printing.
Event Coordinators
Conference organizers convert attendee rosters into individual check-in badges and digital tickets with file names matching each attendee's registration ID.
Warehouse Logistics
Supply chain managers bulk-encode storage bin coordinates, serial tracking numbers, and pallet routing URLs into organized folders of printable PNG files.
Academic Institutions
Universities and schools generate personalized student portal credentials, library card access codes, and campus asset tracking tags from student records.
Frequently Asked Questions
Direct answers regarding spreadsheet formatting, file limits, and batch compression:
How do I export my spreadsheet into the required CSV format?
In Microsoft Excel, Apple Numbers, or Google Sheets, click File > Download / Save As > Comma-Separated Values (.csv). Upload that downloaded document directly into our generator.
Is there a limit on how many rows I can process at once?
There are no artificial limits. However, because processing occurs inside your device memory, batches of 100 to 500 rows at a time deliver the fastest and smoothest performance across standard laptop computers.
Can I encode Wi-Fi credentials or phone numbers in bulk?
Yes. You can place standard URL links, telephone URI strings (e.g. tel:+15550199), or formatted Wi-Fi credentials (e.g. WIFI:T:WPA;S:MySSID;P:MyPassword;;) in your content column.
Are the downloaded bulk images watermarked?
No. Every PNG image inside your downloaded ZIP archive is completely clean, high-resolution, and 100% free for commercial printing with zero watermarks.
How are duplicate file names handled during generation?
If duplicate names exist in your chosen naming column, the system automatically appends an incremental counter suffix (e.g. file_1.png, file_2.png) to prevent files from overwriting each other inside the ZIP archive.
🛡️ Data Privacy Note
Spreadsheet parsing, QR matrix rendering, and ZIP archive compression are executed entirely within your browser memory using client-side JavaScript. Your customer rosters, attendee lists, inventory numbers, and private links are never uploaded to, stored on, or viewed by our servers.