SIM Converter

Use our trusted tool with a wide range of features to convert SIM files in seconds. It provides an advanced solution for file conversion and processing.

Download
reaConverter
Convert
SIM Files
Online

How to Convert .sim Files in Bulk

1. Install reaConverter

Download reliable SIM conversion software to convert multiple .sim files and folders in one go.
reaConverter logo
Install reaConverter

2. Select SIM Files

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

3. Start Conversion

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

Convert SIM on your PC

For quick and effortless SIM 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.

Download reaConverter

Do more with your files

Converting SIM 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.

Conversion features
Image editing

User Reviews

Average User Rating:
Last updated on October 01, 2025
"reaConverter's automation tools have completely changed how I manage my projects. I often work with large batches of illustrations and used to spend hours converting and organizing them. Now, with Watch Folders, I just set the rules once and everything is handled automatically, exactly how I need it. This is pro-level automation made simple."
Chloe M.
Chloe M.
Freelance Illustrator
"We deployed reaConverter across our department to standardize file formats for our archives. The command-line support and automation features integrated perfectly into our systems. Stellar performance and zero crashes—it just works."
David R.
David R.
IT Solutions Architect
"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 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
Ava Thomas
Happy User
"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
"Converts files in seconds! Finally a tool that's both fast and simple to use."
Wei Chen
Wei Chen
Happy User

SIM files: Frequently Asked Questions

What are SIM files?

The Aurora image format, which is rare and outdated, is often associated with the SIM extension. It is possible that this format is connected to earlier versions of a 3D animation software package with the same name. SIM files are not commonly used and can be challenging to view using standard image viewers.

Can reaConverter open SIM files?

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

How do I change SIM to another format?

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

Can I convert SIM online?

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

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

The best way to convert SIM 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 SIM.

How can I automate SIM 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 SIM 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 sim converter.

What else can I do with reaConverter?

Convert RAW formatsCopy EXIF dataConvert CAD formatsSet picture bit depthConvert GIS files

What formats can I convert a SIM file to?
ai  apng  avif  bmp  bpg  cal  cg4  cgm  cin  dcx  dds  dgn  dis  drw  dwf  dwg  dxf  emf  epi  eps  fax  fits  flif  gbr  gif  hpg  hru  ico  iff  iges  igs  jp2  jpeg  jpg  jxl  jxr  mif  mtv  pcl  pct  pcx  pdf  pgm  pic  plt  png  ppm  prc  ps  psd  qoi  qrt  rad  rla  sgi  shp  svg  svgz  tga  tif  tiff  webp  webpll  wmf  wmz  wpg  wrl  xbm  xpm 

Discover more

Explore our efficient SIM file converter that saves you time and effort by converting multiple .sim files into different formats.
Download
reaConverter
Buy Now
reaConverter software