Translate subtitles into 50+ languages
Open a video in Welto and translate its captions in place. Every line keeps the timing it already had, so the SRT or VTT you export just works.
Who translates captions
The video is already made. Only the words need to change.
Creators
Reach an audience that doesn't speak your language, without re-editing the video.
Global teams
Caption an internal talk or a training video for every office.
Language learners
Read along in two languages at once and pick up the phrasing.
Accessibility
Ship accurate captions so people can follow with the sound off.
How it works
Open a video
Paste a link or upload a file. Welto transcribes it and builds the captions first.
Pick a language
Choose from 50+ languages. Welto translates every line and leaves the timings alone.
Export
Download SRT or VTT for your editor or player, or plain text to read.
Anyone can summarize. We put your language on the video.
Translated subtitles
On screen while you watch, or exported as SRT and VTT.
Bilingual synced reader
The original and your language together, in step with playback. Tap any word.
Summary, notes, flashcards, quiz
Table stakes. Welto does these too, in your language.
Questions
SRT and VTT for players and editors, and plain text to read or repurpose. Subtitle and transcript exports don't cost credits.
Yes. Welto translates the text of each line and leaves its start and end exactly where they were, so a translated SRT drops straight into your editor and stays in sync.
Over 50, and the source language is detected automatically. You can keep several translations of the same video side by side.
The free plan translates into English, Uzbek and Russian. Pro unlocks all 50+ languages, along with longer videos and unlimited uploads.
Caption your video for the world
Open a video and translate your first subtitles free.
Translate subtitles