SYN File Extension

SYN file extension is created by Adobe, also known as RoboHelp Synonym List File. SYN has been classified as Data Files. This file is saved in a plain text format. You can open and view the contents of this file using a text editor<\/a>. You can open SYN files in Helios TextPad program.

RoboHelp Synonym List File Type

RoboHelp Synonym List File Type

Extension	.syn
Developer	Adobe
Popularity	Very Common Common Average Uncommon Rare 5.0 (1 Votes) Thank you for voting!Already voted, thanks!
Mime Type	mime-type/not.available
Default Program	Helios TextPad
Category	Data Files
Format	Text
Updated	5/1/2025

What is a SYN File Type?

The SYN files use plain text and can be opened by n' any text editor. It is generated as part of a RoboHelp (.XPJ) project.

Free online SYN Tools & Apps

We have also the free online .SYN (RoboHelp Synonym List File) file extension apps that can allow to view, edit, convert from to SYN, merge, split and compare the SYN files without installing anything on your system. Please click on the links to explore the complete list of details for each required feature.

SYN Files Common Issues

There are few common issues with the RoboHelp Synonym List File .SYN=9491 File Extensions while opening the .SYN=9491 files on Windows and MacOs, we have solution to those issues such as:

Can't Open SYN Files?

1. You must have supported software programs installed for RoboHelp Synonym List File on your system such as Helios TextPad.
2. Associate default Helios Textpad Helios TextPad program for *.syn (RoboHelp Synonym List File) files.
   
   

   Associate SYN Default Program on Windows

   1. Right-click a *.SYN (e.g example.syn) file and click Open With.
   2. In the Open with dialog box, click Helios Textpad Helios TextPad program Or click Browse to locate the program (*.exe) that you want.
   3. Select check box for Always use this app to open .syn files.
   
   

   Associate SYN Default Program on MacOs

   1. Click *.SYN (e.g example.syn) file and click information -> Open With.
   2. In the programs list, click Helios Textpad Helios TextPad program Or other appropriate program that you want.
   3. Confirm Change for all... and Contine.
   4. A message will appear "This change will be applied to all files with .Helios TextPad extension. By clicking Continue you confirm your selection", click Contine to apply changes.

Related SYN File Extensions

SYN default file extension is .SYN and other similer related extensions are:

All Platform Software Programs for SYN File Extension

List of all softwares that can open the SYN files on each platforms such as Windows, Mac, iOS, Linux, Web and Android, you may click the each software link for more details for other supported formats for each software and the verified direct download links for each software with complete lisensing details.

Open SYN File on Windows

	Software	License	Developer
	Helios TextPad 000 for Windows	Free Trial	Helios TextPad
	Adobe RoboHelp 2019 for Windows	Commercial	Adobe
	UVViewSoft SynWrite 000 for Windows	Free	UVViewSoft SynWrite

Open SYN File on Mac OS

	Software	License	Developer
	Adobe RoboHelp 2019 for MacOs	Commercial	Adobe

Open SYN file on Linux

	Software	License	Developer

Open SYN file on Web

	Software	License	Developer

Open SYN file on iOS

	Software	License	Developer

Open SYN file on Android

	Software	License	Developer

About Licensing

1. Free Trial This software are often used for an attempt period, like 14 days, before requiring payment. Some trial versions have a reduced feature set.
2. Free This software is liberal to use. Examples include open-source , freeware software, like free programs supported by advertising.
3. Free⁺ This software is liberal to download and use, but contains in-app purchases (IAP) to unlock additional content or functionality.
4. Paid This software must be purchased so as to use it. it's going to be offered as a perpetual license or ongoing subscription.
5. Included with OS This software is bundled with an OS , like Windows, macOS, or Android.

About SYN - RoboHelp Synonym List File

Updated 5/1/2025

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