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How to Convert JBIG to FTS — Quick & Free

Fast, instant JBIG to FTS conversion. No signup required. Just drop your .jbig file and get .fts in seconds.

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About JBIG to FTS Conversion

Short answer: yes, you can convert JBIG to FTS online for free, and quality is well preserved with the right settings. Just upload your .jbig file to CocoConvert, pick FTS as the output, and click Convert. The whole process takes seconds.

Now for the details. JBIG is a widely used file format. FTS is a widely used file format. Converting between these two formats lets you convert between formats quickly.

Your JBIG file is decoded and re-encoded as FTS. Converting JBIG to FTS maintains high quality with CocoConvert's optimised encoder settings.

CocoConvert runs entirely online — no software to install, no account to create. Your files are encrypted during upload (TLS), processed on isolated servers in Germany, and permanently deleted after 24 hours. It works in Chrome, Safari, Firefox, Edge, and all mobile browsers.

Need to convert more than one file? Free users can do 5 per hour. Pro gets 100 per hour with files up to 5 GB each.

How to Convert JBIG to FTS

  1. 1

    1. Upload JBIG

    Drop your .jbig file onto the page (or tap "Browse" on mobile). Add multiple files for batch conversion.

  2. 2

    2. Select FTS

    Choose .fts from the output dropdown. Settings are pre-configured for best results.

  3. 3

    3. Convert

    One click. The server handles all the heavy lifting using FFmpeg and Sharp.

  4. 4

    4. Download

    Your .fts file is ready. Download it directly or get all files as a zip archive.

What Happens When You Convert JBIG to FTS

Your JBIG file is decoded and re-encoded as FTS.

1

Your JBIG file is uploaded and validated

2

The file is decoded (parsed into its raw data)

3

The data is re-encoded in FTS format

4

The converted file is ready for download

Format Comparison

.jbig

JBIG

.jbig file

Extension.jbig
MIME Typeimage/x-jbig
CategoryImage
.fts

FTS

.fts file

Extension.fts
MIME Typeimage/fits
CategoryImage

Should You Convert JBIG to FTS?

When to Convert

  • When you need a FTS file

Frequently Asked Questions

Is JBIG to FTS conversion free?

Yes. CocoConvert offers free JBIG to FTS conversion with generous daily limits — 25 minutes of processing time and up to 5 files per hour (250 MB each). Pro plans remove these limits.

How fast is JBIG to FTS conversion?

Most files convert in 2–10 seconds depending on size. Large image files may take 30 seconds. Batch jobs process in parallel for maximum speed.

What happens to my files after conversion?

Your uploaded JBIG file and the converted FTS file are both automatically deleted from our servers within 24 hours. They are never shared, sold, or analysed.

Does converting JBIG to FTS lose quality?

Converting JBIG to FTS maintains high quality with CocoConvert's optimised encoder settings.

Can I convert FTS back to JBIG?

Yes, CocoConvert supports FTS to JBIG conversion as well. However, if the original conversion involved lossy compression, converting back won't recover the lost data.

Powered by — installed on our conversion workers
ImageMagick 7.1 (locked policy.xml)libheif 1.xlibjxl-tools 0.11.xLibRaw / dcraw_emu 0.21.xSharp 0.34.x (Node)

Versions are pinned in our worker Dockerfile and re-built via CI on every change.