JPS to FTS Converter

Switch from JPS to FTS — fast online conversion

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Any Device

Convert JPS to FTS on Windows, macOS, Linux, iOS, or Android. The browser-based tool works identically across every platform.

Secure Processing

Your JPS images stay safe — uploads are deleted post-conversion, and all FTS outputs are purged from servers within 24 hours automatically.

Batch Support

Convert multiple JPS images to FTS in one session. Upload a batch, select the format once, and download all results — saves significant time.

How to convert JPS to FTS

1

Select files from Computer, Google Drive, Dropbox, URL or by dragging it on the page.

2

Choose fts or any other format you need as a result (more than 200 formats supported)

3

Let the file convert and you can download your fts file right afterwards

About formats

JPS (JPEG Stereo) is a stereoscopic 3D image format that stores a left-eye and right-eye view pair within a single JPEG-compressed file, developed by VRex, Inc. around 1997 for use with stereoscopic displays and viewers. A JPS file is technically a standard JPEG file containing a side-by-side stereo pair — the left and right perspective images are placed horizontally adjacent within a single frame, with the full image width being twice the individual view width. The file uses standard JPEG compression and can be opened by any JPEG-compatible viewer (which will show the side-by-side pair as a single wide image), but stereo-aware applications parse the image into its left and right components for proper 3D presentation. JPS files can be viewed with dedicated stereoscopic software, anaglyph viewers (generating red-cyan images for colored glasses), autostereoscopic displays, VR headsets, and hardware like NVIDIA 3D Vision or passive 3D monitors. The format gained renewed interest with the consumer 3D photography boom of the late 2000s and early 2010s, when cameras like the Fujifilm FinePix Real 3D W1/W3 captured stereo pairs natively. One advantage is backward compatibility: because JPS uses standard JPEG encoding, the files work with existing JPEG infrastructure — they can be transmitted, stored, thumbnailed, and even viewed (as flat side-by-side images) without any special software. The format's simplicity is another practical strength — no specialized container or codec is required, and any tool that can crop and display JPEG images can extract individual views. JPS files are supported by StereoPhoto Maker, ImageMagick, and various 3D photo viewers.
Developer: VRex, Inc.
Initial release: 1997
FTS is a file extension for the Flexible Image Transport System (FITS), the standard data format used in astronomy since 1981 when it was defined by Don Wells, Eric Greisen, and R.H. Harten at the National Radio Astronomy Observatory, and subsequently endorsed by the International Astronomical Union in 1982. FITS was designed from the outset as a self-describing archival format: each file begins with one or more 2880-byte header blocks containing ASCII keyword-value pairs that describe the data's dimensions, coordinate system, observation parameters, and provenance, followed by data blocks in a variety of numeric types — 8/16/32/64-bit integers and 32/64-bit IEEE floating-point values. FITS supports multi-dimensional arrays (images, data cubes, hypercubes), binary tables for catalog data, and ASCII tables, with multiple Header/Data Units (HDUs) that can coexist in a single file. The format handles specialized astronomical data: spectral cubes, radio interferometry visibilities, multi-extension mosaic images from CCD arrays, and time-series photometry. One advantage is scientific rigor: FITS mandates that all metadata needed to interpret the data physically — coordinate transformations (WCS), photometric calibration, telescope and instrument parameters — travels with the file, eliminating the metadata-loss problem that plagues general-purpose image formats in scientific contexts. The format's longevity and institutional backing is another strength — virtually every observatory, space telescope (Hubble, James Webb, Chandra), and astronomical software package (DS9, IRAF, Astropy) uses FITS as its primary data format.
Developer: NASA / IAU
Initial release: 1981

Frequently Asked Questions

Why convert JPS to FTS?

Some processing pipelines and legacy systems need FTS format specifically. Converting from JPS bridges the gap between general and specialized image formats.

What opens FTS format?

Open FTS using Aladin, astronomical analysis tools, GIMP (with plugin). Both desktop and web-based tools can handle this format without issues.

Do I need to pay to convert JPS to FTS?

Basic conversions are free — no account required. Convertio also offers premium tiers for users who need higher throughput or larger inputs.

Does this work on mobile devices?

Yes — the converter runs in any modern web browser, including mobile. Whether you use iOS, Android, Windows, or macOS, just open convertio.tools and convert.

Will my image lose quality?

Image fidelity is maintained as well as FTS allows. The converter optimizes the transformation to preserve maximum visual quality during processing.

Is batch JPS to FTS conversion supported?

Absolutely. Queue up multiple JPS images in a single session and convert them all to FTS simultaneously — no need to process one at a time.