Convert GRO to XPM

Convert GRO to XPM without uploading files anywhere. reaConverter works entirely on your PC — fast, private, and handles thousands of files at once.

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

Download
reaConverter
Convert
GRO to XPM
Online
Convert

How to Convert Multiple GRO Files to XPM?

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.

reaConverter logo
Install reaConverter

2. Load your GRO files

Load your GRO files into reaConverter. You can add individual files or point to folders, and the software will queue everything automatically.

Select GROs from a folder or drag-and-drop them directly into the reaConverter window.

Load your GRO files into reaConverter

3. Select XPM as output format

Choose XPM for output and set your save location. reaConverter lets you customize quality and apply edits before conversion.

Select XPM as output format

4. Start GRO to XPM conversion

Press the Convert button and reaConverter takes care of the rest. Processing time depends on file size and volume.

Start Conversion

After processing, find all your new .xpm files in the output location. The log shows details for each conversion.

GRO to XPM Converter

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

Download Free Trial

Do more with your files

Converting GRO 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 January 25, 2026
"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
"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
"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
"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

GRO to XPM Conversion: FAQ

What are GRO files?

GRO and GRB are image formats associated with a brand of calculators released by HP during the 1990s for advanced mathematical operations. The HP 48 and the HP 49 were both programmable and very popular among science professionals. At the moment, such files are considered uncommon and obsolete, so in case you found an old one on your computer it's probably best to convert it to a more popular extension.

What are XPM files?

The XPM (X PixMap) format serves primarily at creating icon or cursor pixmaps in the X Windows System. It was created in 1989 using the XBM syntax which is shaped in the C programming language. XPMs store black-and-white, gray-scale or color images and can be easily edited with any text editor.

Can reaConverter convert GRO to XPM?

Yes! reaConverter instantly converts .gro to .xpm 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 GRO to XPM online?

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

How can I turn GRO files into XPM on my computer?

The best way to change GROs to XPMs 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 GRO to XPM.

How can I automate GRO to XPM 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 GRO files to XPM using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM filesResize pictureChange format settingsChange DPISet manual file date

Find out more

Get advanced software for file conversion, processing, and editing, giving you complete, precise control over your work.
Download
reaConverter
Buy Now
reaConverter software