Upload the SRT file that you would like to synchronize
You may specify negative or positive values depending if you want to add or substract time to the original SRT file
Srt file
Hours
Minutes
Seconds
Milliseconds
This web app is open source. You can see its source code on
GitHub
and make it better.
You can download a native desktop version of this app for
Windows
or
Mac
.
The source code of the native application can be found
here
.
There is also a desktop Java version available to download from
this link
.