Aegisub
v3.5.1Open sourceReleased 17 Oct 2026
Advanced subtitle editor for styled and timed ASS subtitles. By Aegisub Project (TypesettingTools)
- Windows
- macOS
By the ToolsBharat teamUpdated 17 Oct 2026How we check
Quick answer
Aegisub is open source software for Windows and macOS from Aegisub Project (TypesettingTools). Advanced subtitle editor for styled and timed ASS subtitles. Download it only from aegisub.org. The latest version we track is 3.5.1 (17 Oct 2026). ToolsBharat links straight to the publisher's own download page, with no bundled offers.
- Latest version:
- 3.5.1 (17 Oct 2026)
- Publisher:
- Aegisub Project (TypesettingTools)
- Official site:
- aegisub.org
- Licence:
- Open source — BSD-3-Clause
- Requirements:
- Not stated on the download page
Our verdict
Aegisub is the specialist's tool for typesetting and karaoke-style subtitles, with precise audio-waveform timing and rich styling. Fansubbers and video editors rely on it. For simple SRT fixes, Subtitle Edit is easier.
Key features
- Audio waveform/spectrum timing
- Advanced SubStation Alpha styling and typesetting
- Automation scripts for karaoke effects
Pros
- Pro: Unmatched control over styled subtitles
- Pro: Installer and portable builds
Cons
- Con: Steep learning curve
- Con: Windows build is 64-bit only
What's new in 3.5.1
See what changed in 3.5.1 in the official release notes
Version history
Version 3.5.1Latest
17 Oct 2026 · 48.2 MB- SHA-256
- The developer does not publish one
- Source
- Release notes
Official downloads by platform
For Windows, use the Download button. Other platforms go straight to the publisher's own page or official store.
Requirements
- OS
- Not stated on the download page
- Architecture
- 64-bit
Licence
- Type
- Open source
- Licence
- BSD-3-Clause
- Publisher
- aegisub.org
Where these facts come from
Checked 30 Oct 2026
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Alternatives
Aegisub
3.5.1 · 48.2 MB