FAX to FTS — Format Comparison & Online Converter
Fast, instant FAX to FTS conversion. No signup required. Just drop your .fax file and get .fts in seconds.
Batch Settings
About FAX to FTS Conversion
FAX and FTS are both image formats, but they differ in important ways. FAX is a widely used file format. FTS is a widely used file format.
When you convert FAX to FTS, the goal is to convert between formats quickly. Converting FAX to FTS maintains high quality with CocoConvert's optimised encoder settings. Understanding these technical differences helps you choose the right format for your workflow.
Your FAX file is decoded and re-encoded as FTS. The conversion involves 4 steps: (1) your fax 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.
CocoConvert's converter handles the entire pipeline server-side using FFmpeg, Sharp, and qpdf — battle-tested libraries used by streaming platforms and enterprise tools. Files are encrypted in transit and deleted within 24 hours.
This conversion is ideal when you When you need a FTS file. For the opposite direction, CocoConvert also supports FTS to FAX conversion.
How to Convert FAX to FTS
- 1
Upload .fax file
Select your FAX file by dragging it to the upload zone or using the file picker. Batch upload is available for multiple files.
- 2
Choose .fts
Set FTS as the output format. The converter uses optimal settings based on the FAX→FTS conversion profile.
- 3
Convert
The server-side engine decodes your FAX file and re-encodes it as FTS. Processing time depends on file size and complexity.
- 4
Download result
Grab your converted .fts file. Multiple output files can be downloaded together.
What Happens When You Convert FAX to FTS
Your FAX file is decoded and re-encoded as FTS.
Your FAX file is uploaded and validated
The file is decoded (parsed into its raw data)
The data is re-encoded in FTS format
The converted file is ready for download
Format Comparison
FAX
.fax file
| Extension | .fax |
| MIME Type | image/g3fax |
| Category | Image |
FTS
.fts file
| Extension | .fts |
| MIME Type | image/fits |
| Category | Image |
Should You Convert FAX to FTS?
When to Convert
- ✓When you need a FTS file
Frequently Asked Questions
What is the difference between FAX and FTS?
FAX is a widely used file format. FTS is a widely used file format.
Does FAX to FTS conversion affect quality?
Converting FAX to FTS maintains high quality with CocoConvert's optimised encoder settings.
Which format has better compression, FAX or FTS?
FAX is a common image format. FTS is widely supported. The better choice depends on whether you prioritize file size or quality.
How long does FAX to FTS conversion take?
Most conversions finish in seconds. Larger files or complex image content may take 10–30 seconds. CocoConvert processes files in parallel for batch jobs.
Is FAX or FTS better for long-term storage?
Both formats use lossy compression, so consider keeping your original source file for long-term storage.
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