For Musicians & AI Music Creators

The Fastest Lyric Video Maker Online

Paste your lyrics, we snap them to the beat. Render a 9:16 or 16:9 lyric video in seconds — not Sunday nights.

How it works

Three steps. That's the whole thing.

  1. Upload — Drop in your song file (MP3, WAV, MP4) from Suno, Udio, or your DAW.
  2. Paste your lyrics — Paste the lyrics into the editor. CaptionFit aligns each line to the audio automatically.
  3. Download — Export a 9:16 or 16:9 lyric video MP4 ready to post on Reels, Shorts, or TikTok.
Features

Built for musicians

Lyric-aware alignment

Paste your lyrics and CaptionFit snaps each line to the exact moment it's sung — no manual timestamp dragging.

9:16 & 16:9 output

Render vertical lyric videos for TikTok and Reels, or widescreen for YouTube — same upload, different aspect ratio.

Faster than real-time

A four-minute song renders in under 30 seconds. Spend your time on music, not video editing.

Custom fonts & colors

Choose caption style, font weight, and color to match your visual brand.

Free to start

No credit card required. Start creating lyric videos immediately with the free tier.

Download SRT for YouTube

Export a ready-to-upload .srt file alongside your MP4 — perfect for adding subtitles to your YouTube channel.

Perfect for musicians & AI music creators

Creating a lyric video used to mean hours in Premiere Pro or After Effects — syncing text to audio, nudging timestamps, exporting. CaptionFit cuts that down to minutes. Whether you're an independent artist dropping a single, an AI music creator building a catalog on Suno or Udio, or a band promoting your latest release, CaptionFit is the fastest lyric video maker online.

85% of social videos are watched on mute. A lyric video solves that problem automatically — viewers follow along even without sound. CaptionFit makes it easy to create karaoke-style lyric videos for Instagram Reels, YouTube Shorts, and TikTok, all from the same upload.

If you share your music beyond lyric videos, you might also want to add captions to your podcast or explore tools for social media creators to get more from every piece of content you make.

FAQ

Common questions

How do I make a lyric video online?
Upload your audio or video to CaptionFit, paste your lyrics into the transcript editor, and hit render. CaptionFit aligns your lyrics to the audio and exports a captioned MP4 lyric video in seconds — no video editing software required.
Does CaptionFit work with Suno or Udio AI music?
Yes. Export your Suno or Udio track as an MP3 or MP4, upload it to CaptionFit, paste your lyrics, and download a ready-to-post lyric video. It works with any audio format AI music tools export.
Can I make a karaoke video with CaptionFit?
Absolutely. Paste your song lyrics into the transcript editor and CaptionFit snaps each line to the audio timing. The rendered MP4 displays lyrics as they play — perfect for karaoke-style content on YouTube or TikTok.
What video formats does CaptionFit support?
CaptionFit supports MP4, MOV, and WebM video files, plus MP3, WAV, and M4A audio files. You can export your lyric video as a 9:16 vertical video (for Reels and TikTok) or 16:9 widescreen.
Is CaptionFit free for musicians?
Yes. CaptionFit has a free tier that lets you create lyric videos with no credit card required. You can try it immediately at captionfit.com.

Make your lyric video in minutes — not hours

Try it free — no credit card