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GIG Converter

Convert GIG files on your own machine instead of an upload form. reaConverter processes everything locally, with no size limits.

4.8

Over 25 years of experience

Your files never leave your PC

Read what our users say

How to Convert .gig Files in Bulk

1. Install reaConverter

Download reliable GIG conversion software to convert multiple .gig files and folders in one go.

2. Select GIG Files

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

3. Start Conversion

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

Step by step

See It in Action

For quick and effortless GIG 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.

Extra Tools

Do more with your files

Converting GIG 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.

Image editing

User reviews

From those who tried it

Average User Rating:
Last updated on June 26, 2026
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
I was drowning in mismatched file formats until I found reaConverter. The one-click conversion and editing tools simplified everything, and the pricing is reasonable for small businesses. Now I spend less time troubleshooting and more time growing my brand!
Emily K.
Emily K.
E-commerce Entrepreneur
My photography business relies on fast, accurate processing of images. With reaConverter’s Watch Folder, I drop my RAW photos into a folder and they’re instantly converted to high-res JPEGs with custom naming and watermarking. It’s streamlined my post-processing more than I imagined possible.
Emily R.
Emily R.
Photographer
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
reaConverter is pure gold! Rock-solid performance with zero crashes. No internet needed—perfect for travel or low-connectivity work. The ultimate offline alternative to sketchy web converters. Plus, the desktop version keeps sensitive files secure since nothing ever gets uploaded to the cloud.
Malik T. Martin
Malik T. Martin
Satisfied Customer
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

Questions & Answers

GIG files: Frequently Asked Questions

Can reaConverter open GIG files?

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

How do I change GIG to another format?

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

Can I convert GIG online?

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

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

The best way to convert GIG 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 GIG.

How can I automate GIG 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 GIG 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 gig converter.

What else can I do with reaConverter?

Vectorize imagesChange bit depthConvert PDF filesWatermark picturesChange format settings

What formats can I convert a GIG file to?

Discover More

Beyond GIG conversion

Convert .gig 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.

Free trial · Windows 10/11 · v8.0.246 · Files never leave your computer

reaConverter software