Converters to Convert SRT Subtitles to SSA
.SRT subtitle format created by SubRip program, which uses optical character recognition technology to rip or extract subtitles and their timings from .VOB video files or DVDs. While SSA, abbreviation of SubStation Alpha (or Sub Station Alpha), is another subtitle file format that allows for more advanced subtitles than the conventional SRT and similar formats. Most important, SSA is supported and readable by VirtualDub, an advanced and popular video editing tool, and provides best subtitles quality. Thus occasionally, the following subtitles converters to convert .SRT format to .SSA format will be needed.
SRT to SSA Converter
SRT to SSA Converter is a program to convert subtitles from Subrip’s format (SRT) to SSA format, adding subtitles format and colours or other format characteristics. Selected format characteristics will then appear in the program which shows the subtitles. The freeware is available in English and Spanish languages interface.

Download SRT to SSA Converter 1.0 SRTtoSSA.zip, and then unpack and run conversor.exe.
Convert SRT to SSA
Convert SRT to SSA is a free simple tool that converts subtitle files (.srt) into VirtualDub usable subtitle (.ssa).

Download ConvertSrt2Ssa.zip.
Subtitle Workshop
Subtitle Workshop (previously known as DeKSoft Subtitle Workshop) a freeware program for creating, editing or converting subtitle files with complete features. Main features include spell check function and an advanced video preview feature.
Subtitle Workshop supported subtitle formats include:
- Adobe Encore DVD (*.txt)
- Advanced SubStation Alpha (*.ass)
- AQTitle (*.aqt)
- Captions 32 (*.txt)
- Captions DAT (*.dat)
- Captions DAT Text (*.dat)
- Captions Inc. (*.txt)
- Cheetah (*.asc)
- CPC-600 (*.txt)
- DKS Subtitle Format (*.dks)
- DVD Junior (*.txt)
- DVD Subtitle System (*.txt)
- DVDSubtitle (*.sub)
- FAB Subtitler (*.txt)
- IAuthor Script (*.txt)
- Inscriber CG (*.txt)
- JACOSub 2.7+ (*.jss; *.js)
- Karaoke Lyrics LRC (*.lrc)
- Karaoke Lyrics VKT (*.vkt)
- KoalaPlayer (*.txt) (equal to one of the variations of TMPlayer)
- MAC DVD Studio Pro (*.txt)
- MacSUB (*.scr)
- MicroDVD (*.sub)
- MPlayer (*.mpl)
- MPlayer2 (*.mpl)
- MPSub (*.sub)
- OVR Script (*.ovr)
- Panimator (*.pan)
- Philips SVCD Designer (*.sub)
- Phoenix Japanimation Society (*.pjs)
- Pinnacle Impression (*.txt)
- PowerDivX (*.psb)
- PowerPixel (*.txt)
- QuickTime Text (*.txt)
- RealTime (*.rt)
- SAMI Captioning (*.smi)
- Sasami Script (*.s2k)
- SBT (*.sbt)
- Sofni (*.sub)
- Softitler RTF (*.rtf)
- SonicDVD Creator (*.sub)
- Sonic Scenarist (*.sst)
- Spruce DVDMaestro (*.son)
- Spruce Subtitle File (*.stl)
- Stream SubText Player (*.sst)
- Stream SubText Script (*.ssts)
- SubCreator 1.x (*.txt)
- SubRip (*.srt)
- SubSonic (*.sub)
- SubStation Alpha (*.ssa)
- SubViewer 1.0 (*.sub)
- SubViewer 2.0 (*.sub)
- TMPlayer (*.txt) (five different variations)
- Turbo Titler (*.txt)
- Ulead DVD Workshop 2.0 (*.txt)
- ViPlay Subtitle File (*.vsf)
- ZeroG (*.zeg)

Download Subtitle Workshop version 2.51 subtitleworkshop251.zip, or check for updates at homepage.
Subtitle Tool
Subtitle Tool is program for editing, time shifting, speed changing, joining, spliting and checking subtitles. Reads about 7 subtitle formats (MicroDVD, SRT-SubRip and their modifications). Convert into MicroDVD, SRT, SSA (SubStationAlpha – for inserting subtitles into VirtualDub with plugin Subtitler by Avery Lee)

Download SubTool (Subtitle Tool) version 2002.05.27 SubtitleToolEN.zip
Script Convert
Simply and free application software to convert Subrip subtitles to SSA format.

Download scriptconvert.exe.
Time Adjuster
Time Adjuster by ireksoftware.com is a freeware that make subtitles to appear earlier or later, convert subtitle files into other formats, synchronize text with video, join or split subtitle files, repair damaged TXT files downloaded via FTP in BINARY mode, sort lines used time-based technique, and many other features.
Download Time Adjuster 3.1 with Help file.
SuDiX Core
SuDiX Core is free app that fix and synchronize any subtitle with ONE single click. SuDix allows users to edit text, synchronize subtitles, split subtitles, merge scripts regardless their format, save script in 16 different formats, download and upload subtitles in any format and language within SuDiX, check and repair damaged scripts. SuDiX is created for beginners (use of Wizards) and advanced users who can create wizards with the use of macro’s.

Download SuDiX Core 4.0 su_sudix40.exe
SubConvertor
SubConvertor is a subtitle converter that supports srt => ssa, ssa => srt and srt => srt conversion. Both srt formats are supported (frames and times), unlike SRT2SSA program listed above, for example. SubConverter converts the newlines too, keeps the titles, and features framerate conversion and offset (through firstsub) too.

Download SubConvertor v1.2 subconvertor12.zip.
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Free caption format converter tool that converts between all major caption formats: http://www.3playmedia.com/resources/caption-forma…
I use online converter http://dblsubs.com/
[...] http://www.mydigitallife.info/2008/01/01/converters-to-convert-srt-subtitles-to-ssa/ [...]
There is a great site for getting your subtitles SRT file synchrone to your movies:
http://subfixerol.awardspace.com/
Conozco un conversor de subtítulos en linea que soporta 19 formatos y permite convertir cualquier subtitulo directamente desde la BBDD de la página.
Fijense que les parece…
thanks!
nice collection!
Yo uso otro soft. De hecho es una página; se llama SubtitleSync y soporta la conversión entre 19 formatos.
SubtitleSync
Thanks for all this info!
My favorite video converter
which supports the 4 formats ( SRT, .SUB/IDX, .SSA, .sub) but sometimes I need to find convert the subtitles I have to these formats so your guide really helps. thanks so much.
Time Adjuster doesn't work properly on Vista… Does not gives any error code, but it simply don't do the changes on the .srt file..