AI MP4 转文本转换器
使用先进的 AI 技术将您的 MP4 文件转换为文本。获取由人工智能驱动的快速、准确的转录，完全免费。
为什么选择我们的 MP4 转录？
- 由先进 AI 驱动的高准确度
- 快速处理，数秒内即可获取转录（最大 5MB）
- 支持 50 多种语言
- 100% 免费，无隐藏费用
- 安全且保密
常见问题解答
用户评价
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Content Creator
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提升您的转录体验
增强功能
高级语言检测
自动语言识别与支持
多发言人识别
区分不同的发言人
分析与洞察
获取详细的语音模式和指标
实时处理
立即处理较长的文件
高级功能
自定义输出格式
以多种文件格式导出
AI 驱动的纠错
智能错误检测与修复
批量处理
一次处理多个文件
格式选项
自定义转录文本布局
4.9/5
Based on 1,000+ reviews
How to Transcribe MP4 Video to Text
Converting your MP4 video files to text is fast and simple with SpeakNotes. Our AI-powered video transcription tool extracts the audio from your video file and delivers an accurate transcript in seconds.
Upload Your MP4 Video File
Drag and drop your MP4 video file into the upload area or click to browse. Free users can upload files up to 5MB, or upgrade to SpeakNotes Pro for files up to 500MB.
AI Extracts and Transcribes Audio
Our AI automatically extracts the audio track from your MP4 video, detects the spoken language, and converts all speech to text with over 95% accuracy in seconds.
Copy or Download Your Transcript
Review your completed video transcription, copy the text to your clipboard, or download it. Upgrade to Pro for timestamps, speaker detection, and AI-generated summaries.
Why Convert MP4 Video to Text?
MP4 is the most widely used video format in the world. Transcribing your MP4 videos to text unlocks powerful capabilities for productivity, accessibility, and content creation.
Make Video Content Searchable
Transcribing MP4 videos turns spoken content into searchable text. Find specific moments in meetings, lectures, or interviews without scrubbing through hours of footage.
Create Subtitles and Captions
Use your MP4 transcription as the foundation for subtitles and closed captions on YouTube, TikTok, Instagram, and other video platforms.
Repurpose Video into Written Content
Transform your MP4 recordings into blog posts, articles, social media captions, and documentation. One video can become multiple pieces of written content.
Improve Accessibility and Reach
Converting MP4 to text ensures your video content is accessible to deaf and hard-of-hearing viewers, non-native speakers, and anyone who prefers reading over watching.
MP4 Transcription Features
SpeakNotes provides everything you need to transcribe MP4 video to text quickly and accurately.
Fast Video Processing
Our AI processes MP4 videos in seconds, not minutes. Get your full transcript almost instantly, even for longer recordings.
50+ Languages Supported
Transcribe MP4 videos in English, Spanish, French, German, Japanese, Chinese, Korean, Arabic, and over 50 other languages with automatic detection.
Secure and Private
Your MP4 video files are processed securely and never shared. Enterprise-grade encryption protects your content at every step.
No Software Required
Transcribe MP4 to text entirely in your browser. No downloads, no installations, no account required for free transcriptions.
Popular Uses for MP4 Video Transcription
Professionals, students, and content creators use MP4 transcription every day to save time and unlock the value in their video content.
Meeting Recordings
Convert recorded Zoom, Teams, and Google Meet MP4 files to text for searchable meeting notes and action items.
Lecture Notes
Transcribe recorded lectures and class videos to create study notes, review material, and accessible learning content.
Subtitle Creation
Generate text from MP4 videos as a starting point for subtitles and closed captions for YouTube, TikTok, and other platforms.
MP4 Video Transcription: Frequently Asked Questions
Everything you need to know about transcribing MP4 video files to text with SpeakNotes.
How do I transcribe an MP4 video to text?
Upload your MP4 video file to SpeakNotes' free transcription tool and click Transcribe. Our AI extracts the audio track from your video, detects the spoken language, and converts all speech to text in seconds. No software installation or account is required for free use.
Is MP4 video transcription free?
Yes, SpeakNotes offers free MP4 to text transcription for files up to 5MB. For larger videos such as full meetings, lectures, or webinars, upgrade to SpeakNotes Pro to transcribe files up to 500MB with additional features like timestamps and speaker detection.
Can I convert video to text without installing software?
Absolutely. SpeakNotes is a fully online tool that runs in your web browser. Upload your MP4 file, and our cloud-based AI handles the transcription. There is nothing to download or install, and it works on any device with a modern browser.
How accurate is MP4 video transcription?
SpeakNotes achieves over 95% accuracy for MP4 videos with clear audio. The accuracy depends on factors like audio quality, background noise, number of speakers, and speaking clarity. Professional recordings typically yield near-perfect results.
What video formats are supported besides MP4?
SpeakNotes supports all major video formats including MP4, AVI, MOV, WMV, FLV, and MKV. We also support audio formats like MP3, WAV, and M4A. All formats use the same high-accuracy AI transcription engine.
Can I transcribe long MP4 videos like lectures or meetings?
Free users can transcribe short MP4 clips up to 5MB. For full meetings, lectures, webinars, and other long-form video content, SpeakNotes Pro supports files up to 500MB with features like speaker diarization, timestamps, and AI-generated summaries.
What languages does the MP4 transcription tool support?
Our MP4 to text tool supports over 50 languages including English, Spanish, French, German, Portuguese, Italian, Japanese, Chinese, Korean, Arabic, Hindi, and many more. The AI automatically detects the language spoken in your video.
Can I use MP4 transcription for creating subtitles?
Yes, many users transcribe MP4 videos as a first step in creating subtitles and closed captions. The accurate text output from SpeakNotes can be used as a foundation for subtitle files on YouTube, social media platforms, and video editing software.