Create and scan QR codes
Create a QR code from a URL or short text, or scan a QR code from an image.
Drop a QR image here
Create a QR code from a URL or short text, or scan a QR code from an image.
Drop a QR image here
Create QR codes from URLs or short text, or read a code from an image. Before publishing, test the code at the size and distance where people will actually scan it.
Start with the exact task and the output required by the destination. A clear goal helps you choose only the settings that matter.
Use the same inputs and definitions when comparing alternatives. Otherwise, the difference may come from inconsistent assumptions rather than the option itself.
Keep a short record of important conditions if you may need to repeat the task or explain the result to someone else.
The URL or text embedded in the code. Check for typos before generating it.
When you see this item in the interface or source material, confirm its definition instead of assuming it means the same thing in every context.
A setting that can help a code remain readable despite some damage, while changing its visual density.
This matters most when you compare results or prepare an output for another person. Keep the same definition throughout the task.
The printed or displayed size and the blank margin around the code; both affect scanning reliability.
If the source uses a different unit, naming convention, or rule, convert or clarify it before continuing.
Before saving or sharing, compare the output with the original and confirm that the intended information is still present.
When comparing options, write down the assumptions beside each result so that the numbers or files are not mistaken for equivalent outputs.
If another person will use the result, include enough context for them to understand what was changed and which version is final.
Open the URL yourself before making a code. Check the actual file type and not only the filename extension.
Keep enough size, contrast, and blank margin for scanning. Check whether the file size and number of pages are within the tool’s supported limits.
Test on several phones before distributing or printing. Open the output to verify image quality, page order, encoding, or archive contents.
It may be too small, blurred, low contrast, or missing a clear margin. Increase the size and test the actual printed output.
That depends on the tool, but URLs and short text are common. Keep the payload focused to help scanning.
Results depend on size, contrast, camera, and app. Test with the devices likely to be used.
No. Check the destination before opening it, especially if the code comes from an unknown source.
Anyone who can scan it may be able to use the included network details. Consider who can access the displayed code.
If a file will not process, first confirm that its extension matches its actual format, that the file is not damaged, and that its size is supported. A renamed extension does not convert the contents. For an important file, keep the original and test with a copy. Browser-based processing and external services may handle data differently, so check the privacy information for this specific tool before using confidential material.