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WebM to Text — Free Online WebM Video to Text/Subtitle Tool | WuZhiZuo

Convert WebM video to text and subtitles online for free. WuZhiZuo uses AI for WebM video to text, supporting 134+ languages, SRT/VTT subtitle generation, and subtitle burning.

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About WebM to Text

AI-powered high-accuracy conversion with multilingual support and multiple export formats

AI-Powered Accuracy

134+ language support

Speaker Diarization

Secure & Private

7 Export Formats

Fast {format} Output

Convert in 3 easy steps

From upload to export in under 3 minutes

Upload file

Drag-and-drop your WebM file. Supports files up to 10 hours (Pro) or 30 minutes (Free).

AI processing

AI auto-detects language, identifies speakers, and processes your file — no manual configuration needed.

Download results

Export to Text or 6 other formats. Shareable links and subtitle files supported.

Supported formats

Comprehensive format coverage for all your needs

Input

WebM

Output

Text

Text MP3 WAV M4A FLAC OGG AAC MP4 MOV AVI MKV WebM PDF

Frequently Asked Questions

How to extract text from WebM video?

Upload your WebM video to WuZhiZuo — AI automatically extracts the audio track and transcribes it to text. Supports video files up to 10 hours, with SRT/VTT subtitle files with precise timestamps.

What languages does WebM video to text support?

Supports auto-detection and transcription of 134+ languages including Chinese, English, Japanese, and Korean. Also handles multilingual videos — covering 95%+ of the world's native speakers.

Can I extract subtitles from WebM video?

Yes. WuZhiZuo generates SRT and VTT subtitle files from WebM video with millisecond-precise timestamps. Subtitle burning is also supported to embed subtitles directly into the video.

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