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Add Subtitles to MP4 Online

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Add Subtitles to MP4 Online
Easily add subtitles to MP4 videos and make some edits in several minutes.
A mobile phone version of this tool is coming soon. Please visit flexclip.com in your computer browser to use this free tool.

  • Add Subtitles Online

    FlexClip is a web-based subtitles editor that allows you to insert subtitles to your MP4 videos online without installing any software or extension.

  • Cool Text Animations and Styles

    There are rich text animations and styles provided to help you make some fantastic subtitles with great ease.

  • Easy Editing Options

    You can easily change the font, color, style, alignment, effects of the subtitles by a few of clicks.

How to Add Subtitles to MP4

1. Upload Videos
Upload your MP4 files from your computer.
2.Add and Edit Subtitles
2. Add and Edit Subtitles
Add subtitles to your MP4 video and edit it to make it match the video.
3. Download the Video
Download the subtitled video or share it online directly.
Cutting Tips
The length of the video you uploaded exceeds the limit. To ensure the user experience, it will be trimmed from the beginning of the video to 30 minutes. You can upload more videos in the editor.
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