X3F Converter

Try our offline X3F image converter. Every year thousands of users around the world save thousands of hours using reaConverter!

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X3F Files
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X3FConverter

How to Convert .x3f Photos in Bulk

1. Install reaConverter

Download reliable X3F conversion software to convert multiple .x3f files and folders in one go.
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Install reaConverter

2. Select X3F Files

Select X3Fs from a folder or drag and drop them into reaConverter, then choose the desired output format.
reaConverter - Load X3F files

3. Start Conversion

Click Convert to start the bulk conversion of all selected X3F images. The process will begin right away.
reaConverter - Start X3F conversion

Convert X3F on your PC

For quick and effortless X3F file handling on your PC, reaConverter offers powerful conversion tools with batch processing. Best of all, it works entirely offline — ensuring your sensitive data never leaves your computer.

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Do more with your images

Converting X3F images for use in a workflow? Touch up, transform, apply editing and effects to your images during conversion.

Our range of editing options includes such image processing actions as Resize, Rotate, Crop, Color Replace, Watermarks and more. Adjust actions include RGB, HLS, HSV, Brightness and Contrast. Auto-processing options are also available, such as auto-rotate and auto-crop.

Image editing tools
Image editing

User Reviews

Average User Rating:
Last updated on November 01, 2025
"Before reaConverter, I was the ‘File Conversion Guy’ at work — a title I never asked for and definitely didn’t want. Then I found the Watch Folders feature, and suddenly I was free! Now, files convert themselves while I sip coffee and pretend I'm still working hard. My coworkers think I'm a wizard. Thanks reaConverter, for saving my sanity and boosting my fake productivity!"
Ben H.
Ben H.
Overwhelmed Office Hero
"This program is incredibly simple and user-friendly, even beginners can use it with ease. It supports batch processing, works offline, and runs smoothly on my aging Acer Aspire laptop. Best of all, the output quality is outstanding!"
Kevin Harris
Kevin Harris
Happy User
"I deal with hundreds of images daily, and reaConverter has been a lifesaver. The Watch Folders feature lets me automate file conversions without lifting a finger. I set up a folder for incoming files and it automatically resizes, renames, and converts them into the formats I need. It's like having a personal assistant!"
Sarah T.
Sarah T.
Graphic Designer
"For cross-platform compatibility, JPEG remains the gold standard. reaConverter’s precision conversions ensure perfect results every time, whether for presentations, websites, or client deliverables."
Paul Baker
Paul Baker
Happy User
"Exactly what I needed! Simple, fast, and no bloat. I use reaConverter Lite to resize and convert batches of images for documents. The presets make it super easy, and everything works smoothly."
Mark Jones
Mark Jones
Happy User
"Creating marketing materials for various platforms requires multiple file versions from single sources. reaConverter's workflow automation lets us generate PNG, JPEG, and SVG variants from AI and PSD files simultaneously. The color profile management ensures brand consistency across all outputs, and the processing speed allows for last-minute changes without delaying deadlines."
Rebecca Turner
Rebecca Turner
Marketing Agency CEO

X3F images: Frequently Asked Questions

What are X3F files?

X3F is a raw photo format developed by Sigma for their cameras. The format contains uncompressed sensor data captured by the camera, which allows for a high degree of flexibility when it comes to processing the image. X3F files typically have a .x3f file extension and require specialized software to view and edit. Since the format is specific to Sigma cameras, compatibility with other software and devices may be limited.

Can reaConverter open X3F files?

reaConverter fully supports the X3F image format – open, edit, and export X3F files to any other popular file format with ease.

How do I change X3F to another format?

reaConverter is a user-friendly tool for converting X3F files. Once installed on your computer, it allows you to convert all your .x3f files at once with just a few clicks. You can even convert x3f images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert X3F online?

If you only want to convert a few X3F images, you are welcome to try our free online X3F converter.

How can I turn X3F files on my computer to another format?

The best way to convert X3F images on your PC is to get a quality piece of software, such as reaConverter. This software is extremely efficient in managing a wide range of batch files conversions, including conversion from X3F.

How can I automate X3F files conversion?

reaConverter supports all the essential automation features, such as right-click сonversion and Watch Folders, for the most efficient automated file conversion in any software of its kind.

Can I convert X3F files using scripts or the command-line interface?

reaConverter provides full access to all its features from the Windows command-line shell, including the command-line x3f converter.

What else can I do with reaConverter?

Convert DICOM filesResize pictureConvert PDF filesWatermark imagesCopy metadata (EXIF, IPTC)

What formats can I convert a X3F file to?
ai  apng  avif  bmp  bpg  cal  cg4  cgm  cin  dcx  dds  dgn  dis  dng  drw  dwf  dwg  dxf  emf  epi  eps  fax  fits  flif  gbr  gif  hpg  hru  ico  iff  iges  igs  jp2  jpeg  jpg  jxl  jxr  mif  mtv  pcl  pct  pcx  pdf  pgm  pic  plt  png  ppm  prc  ps  psd  qoi  qrt  rad  rla  sgi  shp  svg  svgz  tga  tif  tiff  webp  webpll  wmf  wmz  wpg  wrl  xbm  xpm 

Discover more

Explore our efficient X3F file converter that saves you time and effort by converting multiple .x3f files into different formats.
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