Aegisub

Free cross-platform open-source advanced subtitle editor

About Aegisub

Aegisub is a free, cross-platform open-source tool for creating and modifying subtitles, designed to make timing subtitles to audio quick and to style them with powerful tools including a built-in real-time video preview. It is a long-standing favourite of fansubbing and professional subtitling workflows alike.

Aegisub website preview

Live preview of aegisub.org via the WordPress mShots service — it can take a few seconds to generate on a first visit.

Aegisub: strengths & things to check

Strengths

Completely free to use — this directory lists no paid plan for it.
Covers subtitle editor, video, timing, open source — see the focus areas listed in its key facts.
Has 6 close alternatives in the same category on this page, so switching or comparing is easy.

Things to check

Free tools can change their model or shut down — avoid locking critical work into it without an export path.
Current plan prices are not listed here (they change too often to print reliably) — confirm the exact price on the official site.
It is one of 1015 tools in the AI Image & Video category here — compare it against the alternatives below before you commit.

Derived from this listing's own data (pricing model, focus areas and category) — not a hands-on review score.

Aegisub pricing

Pricing model	Free — listed in this directory as a free tool, with no paid plan required to use it.
Free access	Yes — fully free
Current plan prices	Listed on the official site — prices change, so this directory links out instead of printing a number that may already be stale.
Official site	aegisub.org

Aegisub key facts

Category: AI Image & Video
Pricing: Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas: subtitle editor, video, timing, open source
Official site: aegisub.org

Aegisub FAQ

How much does Aegisub cost?

Free — listed in this directory as a free tool, with no paid plan required to use it. Current plans and prices are listed on the official site (aegisub.org).

What is Aegisub used for?

Free cross-platform open-source advanced subtitle editor Its focus areas in the AI Image & Video category: subtitle editor, video, timing, open source.

Where can I try Aegisub?

On its official site, aegisub.org — the Visit Official Site button above goes straight there.

Aegisub vs alternatives

	Aegisub	MediaCMS	AI Face Swap	AI Horde
Pricing	Free — listed in this directory as a free tool, with no paid plan required to use it.	Free — listed in this directory as a free tool, with no paid plan required to use it.	Free — listed in this directory as a free tool, with no paid plan required to use it.	Free — listed in this directory as a free tool, with no paid plan required to use it.
Focus areas	subtitle editor, video, timing, open source	video, cms, media library, open source, self hosted	face swap, photo editor, memes, video	open source, image generation, crowdsourced, stable diffusion
Official site	aegisub.org	mediacms.io	aifaceswap.io	stablehorde.net
Directory status	Listed	Listed	Listed	Listed

Side-by-side from each listing's own directory data. Full alternative cards are below.

About the AI Image & Video category

AI tools for generating images, videos, music, and voices from simple prompts. The AI Image & Video category on Tools Hub currently lists 1015 tools. Alongside Aegisub, it includes MediaHuman Audio Converter, jetAudio, OpenMPT, SunVox.

FreeAI Image & Videosubtitle-editorvideotimingopen-source

Alternatives to Aegisub

Tools in the same AI Image & Video category that share focus areas with Aegisub — worth comparing before you commit:

AI Image & Video

MediaCMS

Modern open-source video and media CMS with a full REST API

Freevideocmsmedia-libraryopen-source

AI Image & Video

AI Face Swap

Free online AI face swap for photos, GIFs and videos with no sign-up

Freeface-swapphoto-editormemesvideo

AI Image & Video

AI Horde

Free, community-run, open-source crowdsourced image and text generation

Freeopen-sourceimage-generationcrowdsourcedstable-diffusion

AI Image & Video

AI Watermark Remover

Remove watermarks from photos and videos with AI, free online.

Freewatermark-removerimage-editingaivideo

AI Image & Video

AISaver

Free AI video and image creation platform online

Freeface-swapvideoimage-editinggenerator

AI Image & Video

Akool

Generative AI platform for faceswap and avatars

Freemiumface-swapavatarsvideo

More in AI Image & Video

Comparing tools in the AI Image & Video category? These related listings are worth a look: MediaHuman Audio Converter — Free audio converter for macOS, Windows and Linux with batch processing; jetAudio — All-in-one multimedia player and converter; jetAudio Plus now free; OpenMPT — Completely free tracker software for composing module music on Windows.