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FormatsG3G3 → FTS
.G3
.FTS

Convert G3 to FTS

Convert your G3 files to FTS format for free. Drag and drop your file or click to select it.

Accepted files :.g3

Drop your files here

or click to select

Max 25 MB · G3 only

Why convert G3 to FTS?

Fast

Your file is converted in under 30 seconds in our cloud.

Secure

Files are automatically deleted after 1 hour.

Quality preserved

Maximum quality preserved during conversion.

About the G3 format

G3 — CCITT Group 3 FAX

G3 is a monochrome image format defined by the CCITT (ITU-T) standard for Group 3 fax transmission. It encodes pages as compressed bitstreams using Modified Huffman (MH) or Modified READ (MR) compression, designed to minimize transmission time over telephone lines.

Common uses

  • Fax machine page storage and archiving
  • Converting legacy fax images to PDF or TIFF
  • Legal and medical document fax archives
  • Telephone-transmitted document recovery

About the FTS format

FTS — Flexible Image Transport System (FITS)

FITS (Flexible Image Transport System) is the standard format used in astronomy for storing scientific data, images, and tables. Developed by NASA and the IAU, it is the universal format for telescope observations, space mission data, and astronomical image archives.

Common uses

  • Astronomical image and data storage
  • Telescope and space mission image archives
  • Scientific image analysis in astrophysics
  • Converting telescope data to viewable formats

Frequently asked questions

Is the conversion free?

Yes, basic conversion is completely free. For large volumes, check out our paid plans.

What is the maximum file size?

Free accounts can convert files up to 25 MB. Pro accounts up to 100 MB.

How long are my files kept?

Files are automatically deleted after 1 hour on the free plan, 24 hours on Pro.

What formats are supported?

We support over 200 source and target formats. See our complete formats page.