A daily updated filename extension database!

FTS file extension

The table below provides useful information about the .fts file extension. It answers questions such as:

  • What is the .fts file?
  • What program do I need to open a .fts file?
  • How can the .fts file be opened, edited or printed?
  • How can I convert .fts files to another format?

We hope you find this page helpful and a valuable resource!

2 extension(s) and 1 alias(es) found in database

✅ Windows Help Full-Text Search Index

Windows Help Full-Text Search Index .fts file icon
FTS file is a Windows Help Full Text Search Index. When you run Help, if you click the Index button, the Help file is indexed, and a Full Text Search (.fts) file is created. This file may be larger than the Help file itself.
Category: Document files
Application: Windows Help
Mime-type: application/x-winhelp
Magic number: -
Magic string: -
Sample: -
FTS aliases:
FTS related links:
FTS related extensions:
Windows Help Content

Windows Global Index File

Windows Help File

Compiled HTML Help

Answer Wizard Index

Windows Help Project

Compressed HLP File

Compressed PPD File

Windows Help Full Text Group File

Windows Help Bookmark

✅ FastTrack Schedule Data

FastTrack Schedule Data .fts file icon
FTS file is a FastTrack Schedule Data. FastTrack Schedule is a project management software for organizing, tracking and reporting.
FTS format description not yet available
Category: Data files
Application: FastTrack Schedule
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
FTS aliases:
FTS related links:
FTS related extensions:

✅ Flexible Image Transport System Image

Flexible Image Transport System Image .fits file icon
FITS file is a Flexible Image Transport System Image. FITS stands for "Flexible Image Transport System" and is the standard astronomical data format endorsed by both NASA and the IAU. FITS is much more than an image format (such as JPG or GIF) and is primarily designed to store scientific data sets consisting of multi-dimensional arrays (1-D spectra, 2-D images or 3-D data cubes) and 2-dimensional tables containing rows and columns of data.
Category: Graphic files
Application: XnView
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
FITS aliases:
fit, fts
FITS related links:
FITS related extensions:
Prism Image

FITS Graphics

FITS Redistribution Matrix Data

FITS Auxiliary Response Data

Other types of files may also use the .fts file extension.

🔄 .fts converters

The following softwares are capable of converting .fts files to other formats:


For example, using the softwares above, a .fts file can be converted into one of the following formats:

lbm, pxa, afl, jpe, spc, mic, 001, syj, cpt, dxf, cr2, tile, atk, fxd, sun

🚫 The .fts file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

bts, cts, dts, ets, ffs, fgs, fhs, frs, fs, fst, ft, ft5, ftc, ftw, ftx

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Combat Mission Shock Force Saved Scenario
Adobe Flash FlashHelp Skin Data
CA-dBFast Linkable Program
Royal TS v1 Document
eSignal Time and Sales Data
Crazy Machines 2 Data
fastText Quantized Model
VTK XML Structured Grid Data
Linux Device Tree Source
Forth Source Code

🔴 Can't open a .fts file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .fts file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .fts file extension, write to us!

Browser: Abbreviation Application Archive Audio Configuration Data Development Disk Image Document Ebook Font Game Data GIS Graphic Malware Multimedia Other Project Scam Unknown Video
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