📚 Help Center
Last Updated: April 1, 2026
Step-by-step guides for all our free tools. Click a guide to get started.
How to Compress Video Files
Reduce video file size for email, upload, or storage.
How to Convert MOV to MP4
Convert Apple MOV files to universal MP4 format.
How to Add Subtitles to Video
Add captions and subtitles to any video file.
How to Trim and Cut Videos
Cut video clips to exact start and end points.
Getting Started with Video Tools
Learn how to use our free online video processing tools.
Frequently Asked Questions
Is this video tool free?
Yes, all video tools on AI-MP4.com are free to use without any subscription.
What video formats are supported?
We support MP4, MOV, AVI, MKV, WebM, and most common video formats.
How long can my video be?
We support videos up to 2GB or 2 hours in length.
Is my video stored on your servers?
No, videos are processed and immediately deleted. Your privacy is guaranteed.
Does processing happen in the cloud?
Yes, processing is done server-side for fast results on any device.
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Why Choose This Tool
Files processed in your browser. Nothing uploaded.
AI-powered processing in seconds, not minutes.
No hidden fees, no signup, no limits.
Any device, any browser. No installation needed.
How It Works
Upload
Drop your file or paste content into the input area
Process
Click the button and let AI do the heavy lifting
Download
Get your result instantly, ready to use
User Reviews
"I use this daily for my projects. The best free tool I've found online."
Freelancer"Great quality output. The AI features are surprisingly good for a free tool."
Designer"Finally a tool that just works without asking for my email first."
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