File Extension Library

.SUB File Extension

  • Category: Data Files
  • Format: Text

What is an .SUB file?

.SUB file extension has been classified as Data Files. The format of .SUB file is Text

.SUB is Subtitle File

Text file containing subtitles used by MicroDVD, DivX, and other movie formats; includes subtitle text and cue points for when each subtitle should be displayed; often saved along with a corresponding video file and referenced during playback.

Another commonly used subtitle format is the SubRip (.SRT) format.

List of all softwares that can open the Subtitle File
CyberLink PowerDVD 17
URUWorks Subtitle Workshop
SoftNI Subtitler Suite
Universal Subtitle Viewer
Gnome Subtitles
olimsoft OPlayer
J2 Interactive MX Player
File Type 2:

CloneCD Subchannel File

Developer by: SlySoft Category: Disk Image Files Format: Binary

Disc image file created in CloneCD's subchannel format; used with a .CCD and .IMG file to represent the image of a disc copied from a CD or DVD; typically uses the same filename prefix as the CCD and IMG files (e.g., image.ccd, image.img, and image.sub).

File Type 3:

SubTerra Level File

Developer by: Crystal Shard Category: Game Files

Game level for SubTerra, a 2D puzzle game that requires players to use thoughtful planning to collect gems and complete each level; contains level layout information as well as objects and events included in the the level.

How to Open .SUB file on different platforms

Open .SUB File on Windows

  • Right-click a .SUB
  • Left-click "Open With" > "Choose another app"
  • Select the program that opens .SUB file and Select check box "Always use this app to open .SUB files" Press "Ok"

Open .SUB File on Mac

  • Right-click (or Ctrl + Left-click) the .SUB file
  • Click "Open With" > "Other.."
  • Then choose another program from the app list and press "Open"
  • Select check box "Turn on" for "Always open in app"

Open .SUB File on Linux

Right click on the .SUB file, choose "Open with" and select a program from the list above

Open .SUB File on iPhone

Select a file. If you don't see an application to open the .SUB file, tap "Share" and choose the right app.
Method 2
Save the file. Then open the app «Files». Touch and hold the file, then release your finger. You will see a black menu bar. After that tap "Share" and select an application.

Open .SUB File on Android

Tap the Settings icon on an Android smartphone, then select «Applications». Click the Settings icon in the upper right corner of the screen, to change the default apps.
If you want to open, edit, save or even convert .SUB files on Android, then your best bet is to download one of the dedicated apps available on Google Play.

How to fix problems with .SUB files

  1. You need to update the application that you normally use to open .SUB files. Only the latest version of the software supports the current .SUB file format
  2. You need to check the .SUB file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)