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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

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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 July 27, 2026
5/5⭐ Finally! Does what it promises - converts AND tweaks images without complicated menus. Perfect for quick jobs.
J. Mitchell
J. Mitchell
Satisfied Customer
An efficient all-in-one solution for image conversion and light editing, designed for maximum user-friendliness.
Elena Anderson
Elena Anderson
Happy User
I'd been searching for reliable conversion software forever — reaConverter has everything I need! After installing and watching the tutorial, I had my files converted to the perfect format in minutes. Flawless experience!
Sanjay Mehta
Sanjay Mehta
Satisfied Customer
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
Enable shell integration for lightning-fast file conversions directly from Windows Explorer.
R. Lewis
R. Lewis
Happy User
An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!
Logan B.
Logan B.
Satisfied Customer

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 · v8.0.250 · Files never leave your computer

reaConverter software