alass Alternatives

alass is described as 'Automatic Language-Agnostic Subtitle Synchronization' and is an app. There are more than 25 alternatives to alass for a variety of platforms, including Windows, Linux, Mac, Web-based and BSD apps. The best alass alternative is Subtitle Edit, which is both free and Open Source. Other great apps like alass are Aegisub, SubTypo, ffsubsync and GeekLink.

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Get a badge for your sitealass alternatives page was last updated May 6, 2026

Subtitle Edit
182 likes
Creating and editing subtitles.
55 Subtitle Edit alternatives
Cost / License
Free
Open Source (MIT)
Application type
Subtitle Editor
Origin
Denmark
EU
Platforms
Windows
Linux
Online
Denmark
EU
+1
A
Good alternative?Is Subtitle Edit a good alternative to alass?
Aegisub
142 likes
A free, powerful and customizable cross-platform subtitle editor featuring support for multiple formats, real-time video preview, and a robust scripting module, allowing accurate timing, visual typesetting, and translation capabilities for a seamless experience.
51 Aegisub alternatives
Cost / License
Free
Open Source
Application type
Subtitle Editor
Platforms
Mac
Windows
Linux
BSD
Snapcraft
Flathub
Flatpak
+9
A
Good alternative?Is Aegisub a good alternative to alass?
SubTypo
12 likes
Android video subtitle editor - SubTypo benefits: doesn't collect data, free to use, user-friendly interface, ad-free.
Cost / License
Free
Open Source (GPL-3.0)
Application type
Subtitle Editor
Platforms
Android
F-Droid
A
Good alternative?Is SubTypo a good alternative to alass?
Ad
F
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ffsubsync
3 likes
Language-agnostic automatic synchronization of subtitles with video, so that subtitles are aligned to the correct starting point within the video.
Cost / License
Free
Open Source (MIT)
Origin
United States
Platforms
Windows
Mac
Linux
Python
F
A
Good alternative?Is ffsubsync a good alternative to alass?
GeekLink
1 like
Batch subtitle editor, extract hardcoded subtitles via OCR, auto-transcribe speech(precise timeline), and translate to 40+ languages.
Cost / License
Freemium
Proprietary
Application type
Subtitle Editor
Origin
United States
Platforms
Mac
Windows
United States
+7
A
Good alternative?Is GeekLink a good alternative to alass?
Gaupol
16 likes
Gaupol is an editor for text-based subtitle files. It helps you with tasks such as creating and translating subtitles, timing subtitles to match video and correcting common errors. Gaupol includes a built-in video player and also supports launching an external one.
31 Gaupol alternatives
Cost / License
Free
Open Source
Application type
Subtitle Editor
Origin
Finland
EU
Platforms
Windows
Linux
Xfce
Finland
EU
A
Good alternative?Is Gaupol a good alternative to alass?
VidCap
Like
Make stunning subtitles for your videos in seconds.
Cost / License
Paid
Proprietary
Application type
Subtitle Editor
Origin
Estonia
EU
Platforms
Mac
iPhone
iPad
Estonia
EU
+2
A
Good alternative?Is VidCap a good alternative to alass?
Amara
13 likes
Amara (formerly Universal Subtitles or unisubs) gives individuals, communities, and larger organizations the power to overcome accessibility and language barriers for online video. The tools are free and open source and make the work of subtitling and translating video simpler...
Cost / License
Freemium
Proprietary
Origin
United States
Platforms
Online
Vagrant
A
Good alternative?Is Amara a good alternative to alass?
Subtitle Composer
7 likes
A text-based subtitles editor that supports basic operations as well as more advanced ones, aiming to become an improved version of Subtitle Workshop for every platform supported by KDE.
32 Subtitle Composer alternatives
Cost / License
Free
Open Source
Application type
Subtitle Editor
Platforms
Windows
Linux
A
Good alternative?Is Subtitle Composer a good alternative to alass?
Subtitld
2 likes
Subtitld is a software to create, transcribe and edit subtitles.
Cost / License
Free
Open Source
Application type
Subtitle Editor
Alerts
Discontinued
Platforms
Windows
Linux
A
Good alternative?Is Subtitld a good alternative to alass?
Subtitle Editor
12 likes
Subtitle Editor is a GTK+3 tool to edit subtitles for GNU/Linux/*BSD.
Cost / License
Free
Open Source
Application type
Subtitle Editor
Origin
International
Alerts
Discontinued
Platforms
Linux
BSD
Global
A
Good alternative?Is Subtitle Editor a good alternative to alass?
titlebee
6 likes
Subtitling and Closed Captioning software for creating SRT, SCC, STL subtitles, alpha layer for Avid, FinalCut or Premiere or hardsubbed movie files.
Cost / License
Freemium
Proprietary
Application type
Subtitle Editor
Platforms
Windows
+1
A
Good alternative?Is titlebee a good alternative to alass?