How does the AI subtitle generator work?

Upload a video and the AI transcribes the speech with per-word timestamps. You review and edit the transcript, choose a caption style, and render — the captions are burned into the exported video, timed exactly to the audio.

How accurate is the transcription?

Very accurate for clear speech — modern speech models handle accents, casual speech, and moderate background noise well. You can edit any word in the transcript before rendering, so names and technical terms are easy to fix.

What do the captions look like?

High-contrast styles designed for vertical social video, including word-by-word highlight animation as the speaker talks — the style you see on high-performing TikToks and Reels.

Are captions burned in or a separate file?

Burned in. The captions are rendered into the MP4 itself, so they appear identically everywhere the video plays — no platform captioning quirks.

Why do captions matter so much for short-form video?

The majority of social video is watched with sound off, and captioned videos hold attention significantly longer. Captions are the cheapest watch-time upgrade available.

Can I caption clips from a longer video?

Yes — that is the native workflow. Upload a long video, let the AI suggest clips, and every clip you render comes out captioned automatically.

No — Morphed is a paid product. Creating an account is free, but generating requires a plan. Plans start at $9/month, your first 3 months are 30% off with WELCOME30X3, and you can cancel anytime.

Is there a watermark?

No. Exports are clean MP4s with your captions and nothing else.

AI Subtitle Generator

Auto Captions For Every Video

Transcribe and caption your videos automatically. Word-accurate subtitles with social-ready styling, burned into the render — because most of your audience watches on mute.

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JPG, PNG or HEIC · up to 20 MB

Plans from $9/mo · Cancel anytime

A pottery demonstration with a readable caption over the frame — Keep captions short, high contrast and clear of the speaker’s hands. Review the transcription and timing against your actual footage.Caption styling example · still frame

How it works in 3 steps

Upload, review the transcript, render.

Upload your video

Add any video with speech — a short, a clip, or a full-length recording.

AI transcribes it

Speech becomes a word-timestamped transcript you can review and edit.

Style & render

Pick a caption style and export your video with clean, accurate captions burned in.

Captions That Keep People Watching

Accurate, styled, and rendered into the video.

Word-Accurate Transcription: Speech is transcribed with per-word timestamps, so captions land exactly when each word is spoken — no drift, no lag.
Styled, Not Just Subtitled: Captions are rendered in clean, high-contrast styles built for vertical video — including word-highlight animation as the speaker talks.
Burned Into the Render: Captions are baked into the exported MP4, so they display identically on every platform and device.
Minutes, Not Hours: A full video is transcribed and captioned in the time it takes to make coffee — no manual typing or timing.
Fully Editable Text: Fix names, jargon, and punctuation in the transcript before rendering — you have final say over every word.
Made for Social Video: Part of the same workflow that clips long videos into 9:16 shorts, so captioning happens where you already edit.

Where Captions Pay Off

From shorts to courses.

TikTok, Reels & Shorts: Most short-form video is watched on mute — captions are what keep viewers watching.
Podcast Clips: Caption audiogram-style clips so the conversation works without sound.
Courses & Tutorials: Make instructional content accessible and easier to follow.
Marketing Videos: Ads and product videos convert better when the message survives the mute button.
Accessibility: Serve deaf and hard-of-hearing viewers on every video you publish.
Interviews & Talks: Caption speaker content for social distribution after events.

Questions

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Plans from $9/mo · Cancel anytime

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