Convert SIM to FAX

The quick and simple way to change your SIM into FAX files is to use a quality piece of software, such as reaConverter.

reaConverter offers offline file conversion between numerous formats, including SIM to FAX, plus additional image editing tools for enhanced file preparation.

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.

Install reaConverter

2. Load your SIM files

Start reaConverter and load all the .sim files you intend to convert into .fax. The software supports multiple SIM conversion and processes all files locally on your computer.

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

3. Select FAX as output format

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

4. Start SIM to FAX conversion

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

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

SIM to FAX offline

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

Download Free Trial

Do more with your files

Converting SIM 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

User Reviews

Average User Rating:
Last updated on April 23, 2025

"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

"The step-by-step video makes conversion foolproof. I'd recommend this to my grandma - it's that well-explained!"

DeShawn M. Thompson

Happy User

"I'm really impressed with this software - it converts files between formats incredibly fast!"

Lin Zhang

Happy User

"I firmly believe working with JPEG — the universal format supported by all devices and apps—is the wisest choice. reaConverter handles these conversions flawlessly."

Ava Thomas

Happy User

SIM to FAX Conversion: FAQ

Can reaConverter convert SIM to FAX?

Yes! reaConverter instantly converts .sim to .fax 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 SIM to FAX online?

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

How can I turn SIM files into FAX on my computer?

The best way to change SIMs to FAXs 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 SIM to FAX.

How can I automate SIM to FAX 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 SIM files to FAX using the command prompt?

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

What else can I do with reaConverter?

Convert DICOM images Resize picture Convert CAD formats Change image bit depth Set file date