AI subtitle cleanup

AI Video Subtitle Remover

Remove burned-in subtitles from short videos with NanoPhoto.AI. Upload a video or paste a public URL, let AI detect caption text, and download a clean video that keeps the original motion, framing, and audio.

Free for videos up to 8sFree for videos up to 8s · then 1 credit per 10s

Original videoClean result

MP4, MOV, or WebM up to 300 MB and 5 minutes.

Result comparison

Real results, not just one sample

Drag the divider to compare the same frame before and after subtitle cleanup. These frames come from NanoPhoto.AI's current subtitle-removal demo.

BeforeAfter

AI subtitle cleanup

Remove subtitles from a video

BeforeAfter

Stable cleanup through motion

The workflow follows subtitle regions frame by frame to reduce flicker or drifting cleanup edges during movement.

BeforeAfter

Preserve people and background detail

When captions overlap people, clothing, or detailed textures, cleanup aims to retain subject edges, lighting, and visual continuity.

BeforeAfter

Handle visually complex scenes

Across low light, fast action, and detail-heavy frames, the workflow keeps locating hardcoded subtitles and reconstructing covered areas.

Workflow

Remove hardcoded subtitles in three steps

NanoPhoto.AI keeps subtitle removal focused for creators and operators who need a clean clip without opening a heavy video editor. Upload a short MP4, MOV, or WebM file, or paste a public video URL. The server submits the task, stores the final video, and returns a stable download.

01
Upload or paste a URL
Start with a local clip or a public HTTPS video. Browser uploads go directly to storage, then the server sends the public file URL for AI cleanup.
02
AI removes caption text
The processing flow identifies hardcoded captions and repairs the background frame by frame.
03
Review and download
When processing is complete, compare the source and clean result in the browser, then download the subtitle-free MP4 for editing, posting, or archiving.

Built for short-form cleanup and reuse

A dependable AI video subtitle remover is useful when a clip has hardcoded captions in the wrong language, old campaign text, draft subtitles, or platform overlays that should not appear in the next edit.

Social repost prep

Clean burned-in captions before cutting videos for Shorts, Reels, TikTok, ads, or localization workflows that need fresh text later.

Marketing asset reuse

Remove outdated subtitles from product demos, campaign clips, course teasers, and creator footage before using the same video in a new layout.

Localization workflows

Prepare clean master clips before adding translated subtitles, dubbing, or new captions in NanoPhoto.AI and other post-production tools.

Clear pricing, dependable delivery

Credits are calculated from video length. Once processing finishes, the result is stored by NanoPhoto.AI before a stable download URL is returned.

Free for videos up to 8s

Free for videos up to 8s · then 1 credit per 10s

Will the result keep my audio and timing?

The cleaned video keeps the original timing and audio track. Processing may slightly change bitrate or file size because the video is re-encoded.

Why do you store the result after processing finishes?

The AI processing service returns a temporary URL. NanoPhoto.AI downloads the result and stores it in our own storage so your final download link is stable.