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IMAGE

TIFF to FITS Converter — Free, Online, No Signup

Convert TIFF files to FITS online with no signup required.

Reverse conversion

TIFF at a glance

TIFF

TIFF emerged in desktop publishing and imaging workflows as a versatile raster format that could carry tags, compression choices, color information, and high-quality scan/print data more gracefully than simpler interchange targets.

FITS at a glance

FITS

FITS became a durable scientific standard because observatories, spacecraft, and analysis tools needed a stable interchange format that outlived individual instruments and software stacks.

Format comparison

Feature
TIFF
FITS
File type

Image

Image

Extensions
  • .tiff

  • .tif

  • .fits

MIME type
  • image/tiff

  • image/fits

Created year

1986

1981

Inventor

Aldus / Adobe lineage

NASA / astronomical data community

Status

active

active

Transparency

Not supported

Not supported

Animation

Not supported

Not supported

Primary use cases
  • capture ingest

  • editing

  • web or print delivery

  • capture ingest

  • editing

  • web or print delivery

Layer support

Supported

Not supported

Vector scaling

Not supported

Not supported

Camera raw data

Not supported

Not supported

HDR support

Not supported

Not supported

Streaming ready

Not supported

Not supported

When to use each format

When to use TIFF

  • Your source file is already in TIFF.
  • Preserve source expectations before exporting to FITS.
  • TIFF is commonly used in image workflows.

When to use FITS

  • Your target workflow expects FITS.
  • Improve delivery compatibility with FITS.
  • FITS is commonly used in image workflows.

FAQs

Why convert TIFF to FITS?

Convert to FITS when preserving scientific image data, observation metadata, or instrument-derived captures for astronomy and research workflows.

It is the right target when measurement context matters as much as the picture itself.

What changes when converting TIFF to FITS?

This conversion changes how the format behaves in downstream tools and delivery environments.

Moving to FITS removes layer support.

What should I review after converting TIFF to FITS?

Validate output quality on representative files and confirm the target format behaves correctly in the destination workflow.

Format resources

TIFFFITS

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