QR Code Generator
Create QR codes from text or URLs.
- Browser-based
- No signup
Everyday Tools
Enter a value, choose a barcode format (Code 128, Code 39, EAN-13, EAN-8, UPC-A, ITF-14, or Codabar), adjust bar size, margin, and colors, then download a PNG. Check digits are added or validated for product formats. Generation runs entirely in your browser.
Codes are created in your browser and are not uploaded.
Your barcode preview and download will appear here.
Enter a value, choose a barcode format (Code 128, Code 39, EAN-13, EAN-8, UPC-A, ITF-14, or Codabar), adjust bar size, margin, and colors, then download a PNG. Check digits are added or validated for product formats. Generation runs entirely in your browser.
Use the Barcode Generator form near the top of this page. Enter the values you know, run the tool, and review the results panel. You can change inputs and run it again. Processing stays in your browser and is not uploaded to Utilnivo servers.
Example: open Barcode Generator, enter a realistic set of inputs for your situation, and note the primary result. Change one input—such as an amount, rate, or option—and compare how the output changes so you can choose a scenario that fits your needs.
Second example: try edge cases that matter for your task—such as zero values, a different unit system, or a second file—and confirm the tool shows a clear result or a helpful validation message.
Enter a value, choose a barcode format (Code 128, Code 39, EAN, UPC, ITF-14, or Codabar), adjust size and colors, then generate a downloadable PNG. Check digits are added or validated for product formats. Generation runs entirely in your browser.
This tool runs in your browser for convenience. Results are estimates or transformations based on the inputs you provide and may not cover every edge case.
Code 128, Code 39, EAN-13, EAN-8, UPC-A, ITF-14, and Codabar. Format hints appear under the value field.
For EAN, UPC, and ITF-14 you can enter the payload without a check digit and it is added automatically. If you include a check digit, it is validated.
No. Barcodes are generated locally in your browser and input is not stored.