Convert.Guru

PEF Converter

Convert PEF files online for free


Drop or upload your .PEF file

How to convert your PEF file

  1. Click Select File above, and choose your PEF file.
  2. You'll see a preview.
  3. Click the "Convert file to..." button to save your file in the format you want.


Convert PEF to another file type

The converter easily converts your PEF file to various formats—free and online. No Kindle or extra software needed.

  • PEF to JPG
  • PEF to JPEG
  • PEF to PDF
  • PEF to EPUB
  • PEF to MOBI
  • PEF to AZW
  • PEF to AZW3
  • PEF to KFX
  • PEF to PRC
  • PEF to LIT
  • PEF to OPF
  • PEF to CBZ

Convert a file to PEF

The converter also works in reverse, allowing you to convert your file into the PEF file type—in the best quality.

  • FB2 to PEF
  • MOBI to PEF
  • CBT to PEF
  • RTF to PEF
  • CB7 to PEF
  • DOCX to PEF
  • DJVU to PEF
  • AZW to PEF
  • CBA to PEF
  • PDF to PEF
  • DOC to PEF
  • EPUB to PEF

About PEF files

PEF (Pentax Electronic File) is a proprietary RAW image format developed by Pentax for its digital cameras. This format is based on the TIFF/EP standard and is designed to store uncompressed, unprocessed data from the camera's image sensor. PEF files are typically larger than other RAW formats, such as CR2, NEF, and DNG, and offer more flexibility in post-processing. They can be opened and edited with a variety of image editing programs, such as Adobe Photoshop, Lightroom, and GIMP.

Converting PEF files to other formats can be challenging due to the proprietary nature of the format. It is important to consider the quality of the converted file, as well as the compatibility of the output format with the desired software. Additionally, some programs may not support the conversion of PEF files, making it difficult to use them in other applications. Software such as IrfanView, GIMP, and Adobe Photoshop can be used to convert PEF files to more widely supported formats such as JPEG, TIFF, and PNG. However, these programs may not be the most user-friendly or efficient for this task. For those who need a more reliable and efficient way to convert PEF files, the Convert.Guru is a great option.

PEF files have some drawbacks, such as their large file size, which can make them difficult to share and store. Additionally, since the format is proprietary, it is not widely supported by other applications and programs. For these reasons, it is often best to convert PEF files to more widely used formats such as JPEG, TIFF, or PNG. Using the free and easy online website Convert.Guru is a great way to do this quickly and easily.


The PEF Converter Story

The history of Convert.Guru began more than 25 years ago in California, when Tom Simondi published the most comprehensive database of file formats on his website. Before that, Tom had worked on Space Shuttle development at the Air Force Systems Command’s Space Division in Los Angeles. He is known as one of the top programmers of the late 1980s.

When Microsoft integrated Tom’s Filext database into Windows XP, it became the leading platform for analyzing and processing file types and formats.

Today, we use the latest technologies to analyze, process, and convert one of the world's largest collections of file formats. We are committed to developing the best PEF converter by continuously improving quality, usability, and reliability.

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