Convert ISS to GBR

With our fast and user-friendly ISS to GBR converter, you can steer clear of the tedious task of manually converting multiple .iss files into gbr format for hours on end.

reaConverter is a standalone software program that allows you to convert multiple files from .iss file format to .gbr format.

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How to Convert Multiple ISS Files to GBR?

1. Download and Install reaConverter

reaConverter is quick to download, install and launch. This standalone software is extremely efficient in managing a wide range of batch conversions. reaConverter is incredibly powerful and boasts an extensive variety of features.

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Install reaConverter

2. Load your ISS files

Start reaConverter and load all the .iss files you intend to convert into .gbr. The software supports multiple ISS conversion and processes all files locally on your computer.

Select ISSs from a folder or by drag-and-dropping them directly into the reaConverter window.

Load your ISS files into reaConverter

3. Select GBR as output format

Pick the GBR as output format and choose the destination folder where you want to save new .gbr files.

Select GBR as output format

4. Start ISS to GBR conversion

Then simply press Convert button and your conversion will begin in no time!

Screenshot

Once the conversion is complete, you can find your GBR files in the destination folder you selected.

ISS to GBR Converter

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

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Do more with your files

Converting ISS 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.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on May 24, 2025
"Flawless Gerber Conversions – Saved Us Countless Hours! Processes 50+ GBR files at once (drills, copper layers, silkscreens), auto-renames outputs (e.g., ProjectX_top_copper.pdf)"
⭐⭐⭐⭐⭐
Arthur Hughes
Satisfied Customer
"As a PCB engineer, I rely on reaConverter to batch convert GBR files to PDF and PNG for client reports. It preserves layer accuracy perfectly, and the command-line automation saves me hours per project. Finally, a tool that handles Gerber files without glitches!"
⭐⭐⭐⭐⭐
Michael Chen
Senior PCB Designer
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
⭐⭐⭐⭐⭐
Logan B.
Satisfied Customer
"I use the online converter — it’s quick and hassle-free!"
⭐⭐⭐⭐⭐
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
Satisfied Customer
"5/5⭐ Finally! Does what it promises - converts AND tweaks images without complicated menus. Perfect for quick jobs."
⭐⭐⭐⭐⭐
J. Mitchell
Satisfied Customer

ISS to GBR Conversion: FAQ

What are ISS files?

The ISS image format is considered rare and obsolete, and such files can only be opened using a limited number of image viewers. ISS files most likely contain bitmap images that were created or edited a long time ago. In case you have received such a file or found one on an old hard-drive, the best way to access its content is conversion to a better known format, such as JPEG or PNG.

What are GBR files?

GBR is part of the Gerber group of formats — a set of standardized extensions used in the printed circuit board (PCB) industry. Gerber files include 2-D representations of various PCB images, such as copper layers, solder mask etc. They can also describe the electrical connections on such boards, or drilling and milling info associated with them. Similar formats include GBS, CMP and SOL.

Can reaConverter convert ISS to GBR?

Yes! reaConverter instantly converts .iss to .gbr 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 ISS to GBR online?

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

How can I turn ISS files into GBR on my computer?

The best way to change ISSs to GBRs 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 ISS to GBR.

How can I automate ISS to GBR 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 ISS files to GBR using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM filesResize pictureCopy metadata (EXIF, IPTC)Convert Gerber filesCrop pictures

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