A Stitchist guide
Convert U01 to PES online
Use Stitchist's free embroidery file converter to convert an existing U01 stitch file to PES. Upload the original file, select PES, inspect the written result and download it with a free account. Conversion changes the machine-file encoding; it does not re-digitize the artwork or rebuild stitch density.
Open the free converterFree to convert and preview. Create a free account to download.
Same design. A new format.
Upload · Preview · Download
Check colors, dimensions and machine compatibility.- Input
- .u01Compatible Barudan machines
- Output
- .pesBrother and Baby Lock; some Bernina Deco models
- Price
- Free converterFree account to download
- Size
- Original design sizeCheck your receiving hoop
Step by step
Start with the original file
Choose the .u01 embroidery file. Extract it first if it is in a ZIP. Keep the original extension; changing a filename is not conversion.
Select PES
Open the Stitchist converter and choose PES in the output selector. The link on this page selects it for you. Upload the file, then click Convert.
Inspect the converted result
Compare the displayed width, height, stitch count and color sequence. The preview is read from the written output, not just copied from the input.
Download and check at the machine
Sign in or create a free account to download the .pes file. Save it promptly: temporary results normally expire after 30 minutes and can disappear sooner after a restart. Check the file in your machine's workflow before sewing.
When to convert U01 to PES
The source U01 does not supply RGB colors in this converter. The PES may look colorful because the reader assigned sample colors; use the Barudan operator's needle/thread list to identify the real palette.
What your U01 file contains
U01 is associated with Barudan stitch-file workflows. A U01 delivery file is a machine sequence, not the original object-based digitizing document. Confirm the accepted file format and needle setup with the receiving operator.
U01 does not preserve RGB thread colors in this converter. Sample preview colors are not a thread shopping list; check needle assignments and the original chart.
What to check in the PES result
PES is a common delivery format for Brother and Baby Lock embroidery machines. Stitchist writes PES version 6. The file carries stitches and thread information, but converting to PES does not reconstruct the editable lettering, fills or objects in the original digitizing project.
Check that your model accepts PES version 6, then check the design dimensions against its embroidery area. A machine can reject a supported extension when the version or hoop is unsuitable.
Thread colors can be carried in PES. Missing colors in the source cannot be recovered by changing the extension.
What changes, and what does not
Stitchist converts the decoded stitch sequence. The destination format may round coordinates, split a long stitch into smaller movements, or encode trims and stops differently. A slightly different stitch count is not by itself proof of a damaged design.
The converter does not resize the design, regenerate a fill, repair weak digitizing or restore object editing. Compare dimensions and sewing order, and keep the original file as your reference.
- Keep the original editable project alongside the PES. If you later need a different density, edit the source design rather than treating a converted PES as a full object-based project.
- Use the machine manual to confirm format, version and embroidery-area support.
- For a design you plan to sell or repeat, test the final size on the intended fabric and stabilizer.
If the file is rejected
The input must be an embroidery file, not a PNG, JPEG, PDF or ZIP renamed to .u01. Use Auto Digitize for artwork. If a valid original file is not recognized, provide its original format when asked or re-export it from the source software. The stitch-file upload limit is 10 MiB.
Do not cycle through unrelated source-format hints. That can decode the wrong bytes without producing a trustworthy design.
Common questions
Is U01-to-PES conversion free?
Will the converted file keep exactly the same colors?
Does this preserve density when I resize?
Can I convert a picture directly to PES?
Put it into practice
Free to convert and preview. Create a free account to download.
Open the free converter →Compare Free and Pro