Convert PAC to AVIF

Tired of slow online converters? reaConverter transforms PAC to AVIF instantly — right on your desktop, no upload needed.

Batch PAC to AVIF conversion doesn't have to be complicated. reaConverter processes entire folders with consistent quality settings. Works offline with no internet required — convert anywhere, anytime.

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How to Convert Multiple PAC Files to AVIF?

1. Download and Install reaConverter

reaConverter installs quickly on any Windows PC. No dependencies, no bloatware — just a clean setup that's ready to use immediately.

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Install reaConverter

2. Load your PAC files

Open reaConverter and import your .pac files. No file limits, no slowdowns. Add as many as you need.

Drag files into the window, use the Add Files button, or select entire folders.

Load your PAC files into reaConverter

3. Select AVIF as output format

Select AVIF as target format and pick where to save results. You can keep default settings or fine-tune the output.

Select AVIF as output format

4. Start PAC to AVIF conversion

Hit Convert to process your files. The log window shows progress, timing, and status for every file.

Start Conversion

Conversion complete? Your AVIF files are saved to the destination folder, ready to use.

PAC to AVIF Converter

reaConverter offers the fastest, simplest solution for converting your PAC files into AVIF in seconds - all files processed on your PC for maximum privacy and speed.

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Do more with your files

Converting PAC files for use in a workflow? 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.

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User Reviews

Average User Rating:
Last updated on January 13, 2026
"Google Photos auto-saved my pics as AVIF files that won’t open anywhere. reaConverter rescued 3 years of memories AND kept the quality. Take that, ‘innovation’!"
Derek Snyder
Derek Snyder
Satisfied Customer
"Twitch thumbnails keep saving as AVIF and my editing software freaks out. reaConverter swaps them to JPEG instantly. Now I can actually post my ‘🔥HOT TAKES🔥’ without crying over file errors."
Amy Li
Amy Li
Content Creator
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Logan B.
Satisfied Customer
"I use the online converter — it’s quick and hassle-free!"
Jian Wong
Jian Wong
Happy Online User
"Working in a print studio means constantly juggling obscure file formats. I used to waste hours Googling converters or installing random software — until reaConverter became my Swiss Army knife. Install it once, and you're set forever. No internet? No problem!"
Helen Evans
Helen Evans
Satisfied Customer
"An excellent program! I use it regularly in my work - it supports nearly every file format imaginable. The interface is intuitive and runs flawlessly every time."
Roger Cook
Roger Cook
Happy User

PAC to AVIF Conversion: FAQ

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.

What are AVIF files?

AVIF is a new image format launched at the end of 2020. AV1 Image File Format was developed by the Alliance for Open Media in collaboration with Netflix, Google and Cisco. This format was created to be an open-sourced and royalty-free image format with a super-compression efficiency. Multiple graphics compression tests show that the .avif format outperforms the JPEG, PNG and WebP image formats for its image quality to compressed file size ratio.

Can reaConverter convert PAC to AVIF?

Yes! reaConverter instantly converts .pac to .avif with perfect quality preservation. With its batch processing feature, you can convert multiple files at once in just a few clicks. You can even convert images directly from Windows Explorer using the right-click menu — fast and convenient.

Can I convert PAC to AVIF online?

If you only need to convert a few PAC files to AVIF format, feel free to try our free online free online PAC to AVIF converter — perfect for small batches with no installation needed!

How can I turn PAC files into AVIF on my computer?

The best way to change PACs to AVIFs on your PC is to install 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 to AVIF.

How can I automate PAC to AVIF files conversion?

reaConverter supports all the most useful automation features such as right-click сonversion and Watch Folders for the most efficient automated files conversion in any software of this type.

Is there a way to convert PAC files to AVIF using the command prompt?

reaConverter provides full access to all its features via Windows command line, including a high-performance command-line pac to avif converter for batch processing.

What else can I do with reaConverter?

Convert DICOM filesResize pictureChange file creation dateConvert Gerber filesCrop pictures

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