PAC Converter

Offline PAC converter with professional output. reaConverter keeps your files on your machine while you work.

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reaConverter
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PAC Files
Online

How to Convert .pac Files in Bulk

1. Install reaConverter

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

2. Select PAC Files

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

3. Start Conversion

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

Convert PAC on your PC

For quick and effortless PAC 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 files

Converting PAC files for use in a larger project? reaConverter offers many ways to process files, so you can customize them according to your requirements.

Our range of editing options includes auto-processing options such as auto-rotate, auto-crop, watermarking and more. Change Color Space, copy Metadata, set DPI, manage ICC Profile, control Bit Depth.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on June 26, 2026
"I run a small design agency, and reaConverter has saved me countless hours. The batch processing is lightning-fast, and the ability to convert hundreds of files into different formats at once is a game-changer. Highly recommend!"
Mark T.
Mark T.
Satisfied Customer
"This software just works! My old laptop can’t handle Photoshop, but reaConverter flies through conversions without breaking a sweat. Wi-Fi gone? Still strong!"
Robert Williams
Robert Williams
Happy User
"I firmly believe working with JPEG — the universal format supported by all devices and apps—is the wisest choice. reaConverter handles these conversions flawlessly."
Ava Thomas
Ava Thomas
Happy User
"Our volunteer team uses reaConverter to prepare images for fundraising campaigns. The learning curve was minimal, and the results are professional-grade. The customer support team even helped us customize a workflow — fantastic service!"
Jason P. Bailey
Jason P. Bailey
Non-Profit Coordinator
"We use reaConverter in our department to handle image and document conversions for multiple teams. The Watch Folders function is brilliant — I configured different folders for different workflows, and now everything happens automatically in the background. No more manual conversions or missed files. Rock-solid performance!"
James L.
James L.
IT Manager
"Rare software that actually does it all! Converts anything, beautiful interface, and never lets me down. A must-have!"
Henry R.
Henry R.
Happy User

PAC files: Frequently Asked Questions

What are PAC files?

PAC is an image format associated with Atari ST, 8-bit, Falcon and Portfolio computers and it is currently considered rare and obsolete. Atari computers were mostly popular during the 1980s and 1990s, and were considered pioneers of video gaming. In case you found or received a PAC image, it probably dates from that time and might be difficult to open using regular image viewers.

Can reaConverter open PAC files?

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

How do I change PAC to another format?

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

Can I convert PAC online?

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

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

The best way to convert PAC files 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 PAC.

How can I automate PAC 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 PAC 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 pac converter.

What else can I do with reaConverter?

Convert PDFWatermark photosSet file dateConvert CAD formatsSet picture bit depth

What formats can I convert a PAC file to?
ai  apng  avif  bmp  bpg  cal  cg4  cgm  cin  cit  dcm  dcx  dds  dgn  dis  drw  dwf  dwg  dxf  emf  epi  eps  fax  fits  flif  gbr  gif  glb  gltf  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  step  stl  stp  svg  svgz  tga  tif  tiff  u3d  webp  webpll  wmf  wmz  wpg  wrl  x3d  xbm  xpm 

Beyond PAC conversion

Convert .pac files in batches of any size, with editing and processing applied along the way. The same tool also handles 700+ other formats, including CAD, medical imaging, and GIS.
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Free trial · Windows 10/11 · 64-bit · v8.0.244 · Files never leave your computer
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