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A new Subify release is out

Watch any video with English Subtitles

Translated subtitles, dual-language captions and AI dubbing, right where you watch.
Use Subify on the web Install extension for Chrome

Extension for Chrome and Firefox

Subtitle translationBilingual captionsAI video dubbing
Built by Mobin Bibak If Subify was useful to you, support it Give the project a ⭐ on GitHub
See Subify in action

One video, a few ways to understand it.

Works on the video you are already watching: translated subtitles, a dual-language view, or AI dubbing.

Simple start

From video to translation in three steps.

No complicated setup. Install Subify, open a video, then choose how you want to understand it.

01Ready
Subify Subtitle translator for Chrome & Firefox
Install

Start in your browser

Add Subify to Chrome or Firefox. Everything begins where you watch.

02Playing
▶
How languages shape the way we learnLanguages shape the way we learn
Open a video

Keep watching normally

Open the YouTube video, course, or podcast you already want to watch.

03AI active
English→فارسی
Translating subtitles…
Translate or dub

Choose your mode

Pick translation, bilingual captions, or AI dubbing and start understanding.

AI and privacy

Your key, or the free quota.

Translate with your own API key, or sign in and use the free quota. Your keys stay in your browser only. Inviting friends raises the quota for both of you.

Live numbers

Anonymous daily totals from the extensions and the web app. Each figure says what it measures.

Hours translated and dubbed
Sessions
Languages
Average per session (min)
Most work in one sitting (min)
Weekly active installs

A sitting is continuous work with no gap longer than 10 minutes.

Updated:

Every video, in your language

Watch, translate, listen

Install Subify and remove language barriers from the content you want to watch.

Install free on Google Chrome ↓ Explore features
✓Open source ✓Local API key ✓Chrome · Firefox