SYNU Converter

Get reaConverter, a trusted software for SYNU file conversion. Convert between a great number of file formats, including SYNU.

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SYNU Files
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How to Convert .synu Files in Bulk

1. Install reaConverter

Download reliable SYNU conversion software to convert multiple .synu files and folders in one go.
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Install reaConverter

2. Select SYNU Files

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

3. Start Conversion

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

Convert SYNU on your PC

For quick and effortless SYNU 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.

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Do more with your files

Converting SYNU 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

User Reviews

Average User Rating:
Last updated on February 27, 2025
"Enable shell integration for lightning-fast file conversions directly from Windows Explorer."
R. Lewis
Happy User
"I'm really impressed with this software - it converts files between formats incredibly fast!"
Lin Zhang
Happy User
"An ultra-fast solution for minimizing file sizes. The entire conversion process takes just 3 minutes!"
Logan B.
Satisfied Customer
"Security was our top concern when evaluating file conversion tools. reaConverter’s offline mode and role-based access controls let us lock it down for sensitive environments. No unexpected network calls or bloat — just clean, fast conversions. Even passed our pen-testing scans without a hitch."
Marcus White
Healthcare IT
"I run a small design agency, and reaConverter has saved me countless hours. The batch processing is lightning-fast, and the ability to convert hundreds of files into different formats at once is a game-changer. Highly recommend!"
Mark T.
Satisfied Customer
"reaConverter is pure gold! Rock-solid performance with zero crashes. No internet needed—perfect for travel or low-connectivity work. The ultimate offline alternative to sketchy web converters. Plus, the desktop version keeps sensitive files secure since nothing ever gets uploaded to the cloud."
Malik T. Martin
Satisfied Customer

SYNU files: Frequently Asked Questions

What are SYNU files?

SYNU is a rare graphics format associated with an old image processor known as Synthetic Universe. An alternative extension used by this is program is SYN. Both formats are considered old and obsolete, so opening them using regular image viewers is probably difficult.

Can reaConverter open SYNU files?

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

How do I change SYNU to another format?

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

Can I convert SYNU online?

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

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

The best way to convert SYNU 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 SYNU.

How can I automate SYNU 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 SYNU 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 synu converter.

What else can I do with reaConverter?

Convert DICOM imagesResize pictureConvert vector imagesConvert picture color spaceConvert GIS files

What formats can I convert a SYNU 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  glb  gltf  hpg  hru  ico  iff  jp2  jpeg  jpg  jxl  jxr  mif  mtv  pcl  pct  pcx  pdf  pgm  pic  plt  png  ppm  prc  ps  psd  qoi  qrt  rad  riff  rla  sgi  shp  step  stl  stp  svg  svgz  tga  tif  tiff  webp  webpll  wmf  wmz  wpg  wrl  x3d  xbm  xpm 

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Explore our efficient SYNU file converter that saves you time and effort by converting multiple .synu files into different formats.
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