“イベント用の日本語曲と英語曲を、同じ流れでまとめて準備できます。”
高
高橋葵
イベント司会・横浜
Free to try · Nothing to install
Add Subtitles to Video Online Free — AI Auto-Generated
Auto-generate subtitles for any video in seconds
- Works on a YouTube link or your own file
- Ready in about two minutes
- No subscription
Adding subtitles makes videos more accessible and boosts engagement. Voxmin's AI auto-transcribes any video's audio and generates perfectly timed subtitles with customizable styling. Supports 24 languages for translation.
Features
VoxminAI auto-transcription
The proprietary VoxminAI pipeline transcribes audio with word-level timing.
Custom styling
Font, size, colors, outline, drop shadow — full control over subtitle look.
Translate subtitles
Auto-translate to 24 languages with our custom AI.
MP4 export
Burns subtitles directly into the video file — no separate SRT files.
What our users say about us
Performers and hosts worldwide.
“YouTubeのリンクから、その日の練習で使う日本語曲のカラオケ音源を準備しています。”
佐
佐藤美咲
ボーカル講師・東京
“自分たちの録音はファイルをアップロードし、伴奏版と歌詞動画の下書きを作ります。”
田
田中悠斗
インディーボーカル・福岡
“同期した日本語歌詞で、公開前に一行ずつタイミングを確認しやすくなりました。”
鈴
鈴木蓮
音楽クリエイター・大阪
Frequently asked questions
Upload a video or paste a YouTube link. The proprietary VoxminAI pipeline transcribes the audio and generates word-level timestamps. Subtitles are burned directly into the video with your chosen style.
Yes — the AI automatically detects speech, transcribes it, times it, and renders subtitles. No manual transcription or timing work needed.
Yes — enable translation and choose from 24 target languages. Both original and translated subtitles appear in the video.
Everything else behind the same login
One credit balance covers all of it. Nothing renews on its own, and credits do not expire.
Song Studio
Describe the song you want and get one back. Lyrics optional, reference track optional, opinions welcome.
7–45 creditsMy Voice Studio
Train a singing voice once — yours, or one you have permission to use — then apply it to covers.
Metered creditsKaraoke maker
Vocals out, instrumental in. Works on a YouTube link or a file you already have.
30–50 creditsLyric videos
Words on screen, synced to the beat, in your fonts and colours. Translation alongside if you want it.
40–60 creditsTiming editor
The AI puts about three lines in the wrong place. This is where you fix them, which is the part nobody else offers.
Free, unlimitedCommunity
Post what you made, unlock karaoke other people built, and ignore all of it if you would rather.
Free
YouTube downloads are free and need no account — 3 every 7 days, or 10 once you sign in. See what a track actually costs.
Start with one track
Paste a link or upload a file and see what comes back. You will know inside two minutes whether this is the tool you wanted, which is roughly two minutes faster than most free trials.
YouTube downloads are free and need no account. Everything else runs on credits that never expire.