How to use: UPC-A Barcode Generator
UPC-A Barcode Generator is a free online barcode tool that generate a US retail UPC-A barcode from 11 digits with the check digit added automatically, ready for print as SVG or PNG instantly in your browser. Paste your data, adjust the options and get the result in real time — no installation, no sign-up, and nothing is ever uploaded to a server.
Use UPC-A Barcode Generator now →
Description
Generate a US retail UPC-A barcode from 11 digits with the check digit added automatically, ready for print as SVG or PNG.
- barcode
- Because everything is computed client-side, UPC-A Barcode Generator is safe to use with sensitive data such as API keys, tokens or private logs.
How to use
Using UPC-A Barcode Generator takes three steps:
- Paste your data into the input box (or load the example).
- Configure the options to match your target format or scenario.
- Copy, download or inspect the output — it updates live as you type.
Run
Examples
A complete 12-digit UPC-A; the trailing check digit is validated, or added when you type only 11.
Input
012345678905
Output
<div class="bc-out" style="text-align:center"><svg aria-bc-name="upc" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 242 154" width="242" height="154" class="bc-svg" role="img" aria-label="UPC barcode: 012345678905" shape-rendering="crispEdges" style="max-width:100%;height:auto"><rect x="0" y="0" width="242" height="154" fill="#ffffff"/><g fill="#000000"><rect x="26" y="10" width="2" height="112"/><rect x="30" y="10" width="2" height="112"/><rect x="38" y="10" width="4" height="112"/><rect x="44" y="10" width="2" height="112"/><rect x="50" y="10" width="4" height="112"/><rect x="58" y="10" width="2" height="112"/><rect x="64" y="10" width="2" height="112"/><rect x="70" y="10" width="4" height="112"/><rect x="76" y="10" width="8" height="112"/><rect x="86" y="10" width="2" height="112"/><rect x="90" y="10" width="2" height="112"/><rect x="98" y="10" width="4" height="112"/><rect x="104" y="10" width="4" height="112"/><rect x="114" y="10" width="2" height="112"/><rect x="118" y="10" width="2" height="112"/><rect x="122" y="10" width="2" height="112"/><rect x="126" y="10" width="2" height="112"/><rect x="130" y="10" width="2" height="112"/><rect x="140" y="10" width="2" height="112"/><rect x="148" y="10" width="2" height="112"/><rect x="154" y="10" width="2" height="112"/><rect x="160" y="10" width="2" height="112"/><rect x="168" y="10" width="6" height="112"/><rect x="176" y="10" width="2" height="112"/><rect x="182" y="10" width="6" height="112"/><rect x="192" y="10" width="2" height="112"/><rect x="196" y="10" width="2" height="112"/><rect x="202" y="10" width="6" height="112"/><rect x="210" y="10" width="2" height="112"/><rect x="214" y="10" width="2" height="112"/></g><text x="10" y="142" font-size="20" text-anchor="start" fill="#000000">0</text><text x="81" y="142" font-size="20" text-anchor="middle" fill="#000000">12345</text><text x="161" y="142" font-size="20" text-anchor="middle" fill="#000000">67890</text><text x="232" y="142" font-size="20" text-anchor="end" fill="#000000">5</text></svg>
<div class="tb-btns bc-actions">
<button class="btn btn-primary" data-bc-act="png">Download PNG</button>
<button class="btn" data-bc-act="svg">Download SVG</button>
<button class="btn" data-bc-act="copy">Copy SVG</button>
<button class="btn" data-bc-act="print">Print</button>
</div></div>
<table class="tb-table"><tbody>
<tr><th>Symbology</th><td>UPC</td></tr>
<tr><th>Encoded text</th><td>012345678905</td></tr>
<tr><th>Bar modules</th><td>111</td></tr>
<tr><th>Symbol size</th><td>242 × 154 px (SVG, scales losslessly)</td></tr>
<tr><th>Quiet zone</th><td>10 px</td></tr>
<tr><th>Human-readable text</th><td>on</td></tr>
</tbody></table>
This output was produced by actually running the tool, not written by hand.
Use cases
Common situations where UPC-A Barcode Generator helps:
- Generate a US retail UPC-A barcode from 11 digits with the check digit added automatically, ready for print as SVG or PNG.
Parameters
This tool has no options — it works on the input alone.
FAQ
What is UPC-A Barcode Generator?
UPC-A Barcode Generator generate a US retail UPC-A barcode from 11 digits with the check digit added automatically, ready for print as SVG or PNG. It runs entirely in your browser, so your data stays private.
Is UPC-A Barcode Generator free to use?
Yes. UPC-A Barcode Generator is free, unlimited and works without registration or installation.
Does my data get uploaded?
No. All processing happens locally in your browser; nothing is sent to any server.
Good to know
- Everything runs client-side, so extremely large inputs are limited by your browser tab’s memory rather than by a server upload limit.