Thermal Label Converter
Convert and crop images or PDFs to fit 4x6 thermal label printers like Rollo, DYMO, and Zebra. Upload, paste screenshots, crop to fit, and print. 100% free.
Drop your label here or click to upload
PNG, JPG, or PDF
Copy a label, then press Ctrl+V here
Compatible Thermal Printers
Works With Labels From
How to Convert Labels for Thermal Printers
- 1
Upload or paste your label
Drag & drop an image/PDF, click to upload, or paste a screenshot directly (Ctrl/Cmd+V).
- 2
Position and crop
Drag the image to position it within the 4x6 frame. Use zoom to scale larger or smaller.
- 3
Print to your thermal printer
Click Print and select your thermal printer. Make sure paper size is set to 4x6.
Why Use This Thermal Label Converter?
Paste Screenshots
Just screenshot your label and paste directly - fastest workflow
Images & PDFs
Support for PNG, JPG, GIF, WebP images and PDF files
Precise Positioning
Drag to position and zoom to fit labels perfectly in 4x6 frame
Rotate Labels
Rotate 90° for landscape labels that need portrait orientation
Direct Print
Print directly to any 4x6 thermal printer from your browser
100% Free & Private
No uploads, no registration, no watermarks - runs in your browser
Frequently Asked Questions
About Thermal Label Converter
Our thermal label converter solves the common problem of shipping labels not fitting properly on 4x6 thermal printers. Whether you're using a Rollo printer, DYMO 4XL, Zebra, or any other thermal label printer, you've likely encountered labels with extra margins, wrong dimensions, or multiple labels per page.
This free tool lets you crop and resize any image or PDF to fit perfectly on a standard 4x6 inch thermal label. Simply upload your label, paste a screenshot, or drag and drop a file. Then position and scale your label within the 4x6 frame and print directly to your thermal printer.
Works with labels from all major shipping platforms including Amazon, eBay, Etsy, Shopify, USPS, UPS, FedEx, and DHL. All processing happens in your browser - your labels are never uploaded to any server, ensuring complete privacy for your shipping information.