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What is PS?

PS files are built around lossless compression. Designed for print publishing, vector illustrations, desktop publishing, they use the application/postscript MIME type and typically range from varies by content.

What is FITS?

Flexible Image Transport System (FITS) is a scientific data format used primarily in astronomy for storing and transmitting images and datasets.

When Should You Use PS vs FITS?

Use PS When...

Reach for PS when your priority is print publishing, vector illustrations, desktop publishing — its uncompromising quality ensures every detail is preserved.

Use FITS When...

Reach for FITS when your priority is astronomy, scientific imaging, research — its uncompromising quality ensures every detail is preserved.

PS vs FITS: Key Differences

  • •The core technical difference: PS relies on lossless compression whereas FITS uses lossless compression.
  • •Neither format changes compression philosophy — both are lossless compression — so any size differences are due to encoding efficiency, not a shift in quality approach.
  • •Transparency: N/A - Scientific data format
  • •File sizes: PS files typically range N/A and FITS files Varies from 1MB to several GB.
  • •Primary audience: PS is built for print publishing, vector illustrations, desktop publishing scenarios, while FITS focuses on astronomy, scientific imaging, research — pick the format that matches your output requirement.

Advantages of PS

  • ✓At its core, PS relies on lossless encoding — a design choice that makes it perfect for Print publishing, vector illustrations, desktop publishing.
  • ✓You won't run into compatibility issues with PS — it's a universal standard across platforms.
  • ✓File size management with PS: larger files guaranteed to match the original exactly.
  • ✓Every major application in the Print publishing, vector illustrations, desktop publishing space supports PS natively.

Advantages of FITS

  • ✓FITS uses lossless compression tailored for Astronomy, scientific imaging, research.
  • ✓FITS is supported natively on virtually every device, browser, and operating system.
  • ✓FITS files are bit-for-bit perfect, preserving every pixel and sample for professional work.
  • ✓FITS integrates seamlessly with all major creative tools and workflows.

Common Use Cases for PS to FITS Conversion

  • Graphic design projects
  • E-commerce product images
  • Email marketing campaigns
  • Presentation graphics
  • Blog and article illustrations
  • Mobile app UI assets

Industry Applications

Print PublishingE-commerceDigital ArtUI/UX DesignAdvertisingBrand Management

Best Practices for PS to FITS Conversion

  • →Before converting PS to FITS, decide whether you need maximum quality or smallest file size — this determines which format truly fits
  • →Save a master copy in a lossless format before converting to FITS — you cannot recover detail lost during lossy compression
  • →Check the color profile: PS images may use a wider gamut than FITS supports, causing a visible shift after conversion
  • →Resize images to the final display dimensions before converting — this avoids unnecessary processing of oversized files
  • →Run a single test conversion first to verify quality meets your standards
  • →Strip unnecessary metadata to reduce file size after conversion

Related Article

JPG vs PNG vs WebP: Which Image Format Should You Use?

Learn more about PS and FITS formats in our detailed guide.

Troubleshooting PS to FITS Conversion

  • !Converting PS to FITS gives blurry output → increase the quality setting before conversion
  • !Colors look different in FITS than PS → check color profile mismatch (sRGB vs Adobe RGB)
  • !File size changed more than expected → FITS uses different compression, file size differences of 2-5x are normal
  • !Transparent areas in PS turned white in FITS → FITS may not support transparency

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About PS and FITS

PS

PS (PS) - PostScript, page description language for printing and vector graphics. Best for print publishing, vector illustrations, desktop publishing.

FITS

FITS (FITS data) - Flexible Image Transport System, scientific data format. Ideal for astronomy, scientific imaging, research.

Format Comparison

CompressionLossless → Lossless
TransparencySupported
Use CaseConvert from print publishing, vector illustrations, desktop publishing to astronomy, scientific imaging, research
File Size~Varies from 1MB to several GB after conversion

FAQs

Is converting PS to FITS free?

Yes, GoConvertFile offers free conversion of PS to FITS for files up to 100MB. No registration required.

How long does it take to convert PS to FITS?

Most PS to FITS conversions complete within seconds for standard-sized files. Larger files may take longer depending on the conversion complexity.

What is FITS best used for?

FITS is ideal for astronomy, scientific imaging, research. Flexible Image Transport System, scientific data format

What file size should I expect after converting PS to FITS?

File size after PS to FITS conversion depends on the content complexity and quality settings. Both formats use similar compression approaches so sizes are comparable.

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