Convert MP4 Video to SRT Subtitles

Get perfectly timed subtitles for your videos automatically. Profi PDF turns speech into SRT captions so you can boost engagement and accessibility effortlessly.

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13,529 則評論

大小最高 250 MB

運作方式

MP4 to SRT Converter — Create Subtitles for Videos Online | Profi PDF
1
Upload Your MP4. Drop your video file into Profi PDF. We handle the heavy lifting, accepting large MP4s without breaking a sweat.
2
AI Generates Captions. Our smart engine listens to the audio and syncs every word to the exact millisecond. Timestamps? Handled.
3
Download SRT File. Preview your captions, tweak them in our editor if you like, and hit download. Your SRT file is ready for the world.

完整的音訊與影片工具組

轉錄、轉換、擷取 — 所有音訊與影片處理，都在一處完成。

AI 轉錄

語音轉文字，提供說話者標籤、時間戳記，準確度達 95% 以上。

格式轉換

MP3、WAV、M4A、OGG、FLAC — 即時轉換任何音訊或影片格式。

影片轉音訊

從 MP4、YouTube、Zoom 錄影等擷取音訊。

極速處理

大多數檔案可在三分鐘內完成處理。無需等待。

無需註冊
立即開始
100% 安全
自動刪除
瀏覽器操作
無需安裝

大家都喜歡這些工具

Podcast 製作者、研究人員、行銷人員和遠端團隊每天都在使用我們的音訊與影片工具。

Feb 16
Total game changer
I used to spend hours manually typing out captions for my TikToks. Profi PDF does it in seconds and the timing is flawless. Obsessed.
Isabella RossiInstagram logo
Isabella Rossi
Feb 12
Saved my deadline
Needed subtitles for a client video ASAP. Profi PDF handled a 30-minute file in no time. The client loved the accuracy.
Marcus ChenInstagram logo
Marcus Chen
Jan 30
Best caption tool
I create training videos and accessibility is huge for us. Profi PDF makes adding closed captions stupidly easy and cheap.
Priya PatelInstagram logo
Priya Patel
824 人今天已轉錄檔案
載入中...

受信任並由以下保障 業界專家

trusted by imagetrusted by imagetrusted by imagetrusted by imagetrusted by image

為什麼大家選擇我們的音訊與影片工具

Skyrocket Engagement

Videos with captions get way more views. Profi PDF helps you hook viewers who watch on mute. It is a no-brainer for social growth.

Global Audience

break language barriers. Translate your subtitles into over 100 languages instantly and reach people all over the planet.

Pin-Point Accuracy

Our AI is trained to catch fast talkers and slang. It nails the timing so your subtitles match the video perfectly, every single time.

Edit Like a Pro

Want to change a word? Our interactive editor lets you polish your captions and adjust timing before you export. You have full control.

All Formats Welcome

Not just MP4. Throw in MOV, AVI, or WebM. We convert it all to clean, compliant SRT files ready for YouTube or Netflix.

Privacy First

Your content is yours. We encrypt your files and wipe them from our servers after processing. No snooping, ever.

Skyrocket Engagement

Videos with captions get way more views. Profi PDF helps you hook viewers who watch on mute. It is a no-brainer for social growth.

Global Audience

break language barriers. Translate your subtitles into over 100 languages instantly and reach people all over the planet.

Pin-Point Accuracy

Our AI is trained to catch fast talkers and slang. It nails the timing so your subtitles match the video perfectly, every single time.

Edit Like a Pro

Want to change a word? Our interactive editor lets you polish your captions and adjust timing before you export. You have full control.

All Formats Welcome

Not just MP4. Throw in MOV, AVI, or WebM. We convert it all to clean, compliant SRT files ready for YouTube or Netflix.

Privacy First

Your content is yours. We encrypt your files and wipe them from our servers after processing. No snooping, ever.

線上MP4 to SRT

無需註冊。選擇工具即可開始。

Generate SRT Subtitles
4.6
1,340 則評論
4.5
13,920 則評論
4.6
4,550 則評論

常見問題

關於音訊與影片轉錄及轉換工具的快速解答。

相關文章

探索更多提示、工具與指南，協助您更聰明地處理 PDF。

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MP4 to SRT Converter — Create Subtitles for Videos Online | Profi PDF - Profi PDF