Karaoke Subtitle Maker with Word-Level Timing Precision
Upload your song or video. Musely extracts word-level timestamps with Seed-ASR 2.0 and produces karaoke SRT/VTT files in under 30 seconds per song.
Musely Karaoke Subtitle Maker is an AI karaoke subtitle generator that extracts individual word timestamps from audio and formats them as SRT or VTT files with per-word start and end times. Powered by Seed-ASR 2.0 across 51 languages, it offers 3 highlight modes — word-by-word for standard karaoke, phrase-level for fast rap, and syllable-aware for slow ballads. Choose from 4 content presets: Music/Song Lyrics, Presentation/Speech, Language Learning, and Social Media. Handles files up to 120 minutes, processes a standard 4-minute song in 20-30 seconds, and supports bilingual output with original lyrics on top and translation below.
Under the Hood
🤖ASR Engine
Karaoke Output
Make Karaoke Subtitles in 3 Steps
Upload Your Song or Video
Drag and drop your song, music video, speech recording, or any audio/video file (MP3, WAV, MP4, FLAC, MKV, OGG) up to 120 minutes long. Select the audio language from 51 options or let auto-detect handle English, Mandarin, and Cantonese tracks.
Choose Highlight Mode and Preset
Pick a karaoke display style: word-by-word for standard karaoke sing-along, phrase-level for fast-paced rap or spoken word, or syllable-aware for slow ballads and hymns. Then select a content preset: Music/Song Lyrics for beat-aligned timing, Presentation/Speech for teleprompter flow, Language Learning for pronunciation practice, or Social Media for word-pop captions. Adjust max characters per line (28/38/50) and line break behavior in advanced settings.
Download Your Karaoke Subtitle File
Musely extracts word-level timestamps with Seed-ASR 2.0 and formats the output in typically under 30 seconds for a standard 4-minute song. Preview the synced subtitles in the player, then download as SRT (KaraFun, OpenKJ, VLC), VTT (web players, HTML5 video), or plain text for reference.
Who Uses Musely Karaoke Subtitle Maker
Build a karaoke song library with word-level timing
I run karaoke nights at 3 venues and manually timing songs in Aegisub took me 45 minutes per track. Musely produces word-level SRT in about 25 seconds and imports cleanly into KaraFun. I added 120 new songs to my library in one weekend and the word-by-word highlighting feels exactly like commercial karaoke tracks.
Generate word-synced SRT for animated lyric videos
I make lyric videos for independent artists and need precise word timing as the foundation for Premiere Pro text animations. Musely's per-word timestamps export cleanly to SRT and my workflow from song delivery to finished lyric video dropped from 6 hours to under 90 minutes per track.
Create pronunciation practice with highlighted songs
I teach ESL and use pop songs for listening exercises. The Language Learning preset keeps every spoken word including fillers so students hear natural speech. Bilingual mode puts English on top and Spanish below with word-level timing on the English line. Student pronunciation accuracy improved 22% after I introduced Musely.
Add new songs to KaraFun and OpenKJ libraries
Our venue needed Japanese, Korean, and Tagalog songs that are missing from commercial catalogs. Musely handles all 3 languages with the same word-level precision as English. I built out our multilingual library in about 2 weeks instead of the 3 months we budgeted.
Produce word-pop captions for Reels and Shorts
The Social Media preset trims fillers and creates aggressive word-timed captions for my vertical videos. Each word pops on beat with the music and my engagement rate jumped around 35% compared to my old phrase-level captions. Short and punchy is exactly what TikTok rewards.
Project slow hymns with syllable-aware timing
Our congregation sings slow worship songs where whole-word highlighting runs ahead of the vocals. Syllable-aware mode splits longer words so the highlight matches the drawn-out delivery. Our screen projection now stays in sync with the worship team throughout the service.
Musely vs. Other Karaoke Subtitle Tools
| Feature | Musely | Youka | QuickLRC | VEED |
|---|---|---|---|---|
| Word-Level Timestamps | ✓ Per-word start and end times | ✗ Line-level sync only | ✓ Word-level in LRC format | ✗ Phrase-level only |
| Karaoke Highlight Modes | ✓ 3 (Word / Phrase / Syllable) | ✗ 1 (line-level) | ⚠ 1 (word-level LRC) | ✗ Not available |
| Export Formats | ✓ SRT / VTT / TXT / MP4 video only / LRC / SRT / VTT | ✗ ASS | ✓ SRT | ⚠ VTT (no word timing) |
| Audio Languages | ✓ 51 with auto-detect | ⚠ English-focused | ⚠ Not disclosed | ✓ 100+ |
| Content Presets | ✓ 4 (Song / Speech / Learning / Social) | ⚠ Music only | ⚠ Music only | ✗ Generic captions |
| Max File Duration | ✓ 120 minutes per file | ⚠ ~10 minutes per song | ⚠ Not disclosed | ⚠ Varies by plan |
| Bilingual Karaoke Mode | ✓ Built-in toggle with word timing on original line | ✗ Not available | ✗ Not available | ✗ Not available |
What Karaoke Creators Say
4.8/5 based on 1,563 reviews
“I added 120 songs to my karaoke library in a weekend thanks to Musely. Word-level timing is so accurate my regulars cannot tell the difference between AI-generated SRT and commercial karaoke tracks. I used to pay $4 per song for professional timing services and now I handle it in-house.”
“My lyric video production dropped from 6 hours per song to 90 minutes thanks to Musely's word-level SRT export. I import directly into Premiere Pro and apply my text animation presets. The word timing is accurate enough that I rarely need manual adjustment.”
“I teach Japanese through J-pop songs and the syllable-aware mode handles long kanji syllables beautifully. Bilingual mode shows hiragana on top and English translation below. My students follow along with pronunciation accuracy I could not achieve with phrase-level captions.”
Frequently Asked Questions
Musely Karaoke Subtitle Maker uses Seed-ASR 2.0 to extract word-level timestamps across 51 languages and offers 3 highlight modes (word-by-word, phrase-level, syllable-aware) plus 4 content presets. A standard 4-minute song processes in 20-30 seconds, producing SRT or VTT files compatible with KaraFun, OpenKJ, VLC, and HTML5 players.
VEED and Kapwing produce phrase-level subtitles where entire sentences appear at once. Musely provides per-word timestamps so each word can be highlighted individually, which is the core requirement for karaoke display. Musely also offers 3 highlight modes and 4 content presets that those general captioning tools lack entirely.
Yes. Musely supports 51 audio languages including Japanese, Korean, Chinese Mandarin, Cantonese, Spanish, Portuguese, French, Hindi, and Arabic. Word-level timing extraction works across all supported languages with the same precision. You can also translate subtitles to a different output language while preserving original-language word timing.
Word-by-word assigns one timestamp per word and suits most songs at moderate tempo. Syllable-aware splits longer words at syllable boundaries so each syllable gets its own timing. This works better for slow ballads, hymns, and drawn-out vocal phrases where a whole-word highlight would flash before the singer finishes the word.
Musely accepts audio and video files up to 120 minutes per upload. Supported formats include MP3, WAV, MP4, FLAC, MKV, and OGG. Chunked processing handles long files like concert recordings or multi-song compilations automatically without timing gaps at segment boundaries.
Yes. Enable the Also Show Original Text toggle when your output language differs from the audio language. Each subtitle entry shows the original lyrics on the first line and the translation on the second line. Word-level timing is maintained on the original line for karaoke highlighting while the translation stays static per entry.
Musely uses Seed-ASR 2.0 speech recognition to identify individual word boundaries and assign precise start and end times to each word during transcription. The timestamps are then formatted into SRT or VTT entries with word-level markers that karaoke players like KaraFun, OpenKJ, and HTML5 players use to highlight each word in sync with the audio.