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Video Trimmer
Cut and trim video clips
Subtitle Creator
Generate captions from audio
Transcript Extractor
Get text from any video
Video Watermark
Add logo or text overlay
Video Cropper
Resize and crop frames
Video to FAQ
Turn video into Q&A
Video to Help Article
Auto-generate help docs
Subtitle Translator
Translate captions instantly
Background Music
Add royalty-free tracks
Thumbnail Generator
Create click-worthy thumbs
Description Generator
SEO-optimized descriptions
AI Video Trimmer
Smart cuts, auto highlights
Video Merger
Combine multiple clips
Video Rotator
Flip or rotate footage
Speed Changer
Speed up or slow down
Format Converter
Convert between formats
Video Fade In/Out
Smooth intro and outro
Video Summary
AI-powered key takeaways
Video FAQ Generator
Extract FAQs from video
Image Annotator
Mark up screenshots
Video Annotator
Shapes, arrows & text on video
Audio Extractor
Extract audio from video
Subtitle Burner
Burn captions into video
PDF to Video
Convert PDF to video
PPTX to Video
Turn slides into video
Keynote to Video
Convert Keynote to video
Presentation to Video
PDF, PPTX, or Keynote
Google Slides to Video
Turn Google Slides into video
PowerPoint to Video
Convert PPT to video
Video Lighting
Brightness, contrast & more
Free Video Format Converter
Upload a video or paste a URL. Convert between MP4, WebM, MOV, AVI, and MKV in seconds.
Drop your video here
or click to browse
How It Works
Three simple steps
Upload or paste URL
Drop a video file or paste a link. Supports MP4, WebM, MOV, AVI, and MKV.
Choose format
Pick your target format. The tool auto-detects your input format so you won't convert to the same type.
Download result
Your converted video is ready to download in seconds. Done.
Upload or paste URL
Drop a video file or paste a link. Supports MP4, WebM, MOV, AVI, and MKV.
Choose format
Pick your target format. The tool auto-detects your input format so you won't convert to the same type.
Download result
Your converted video is ready to download in seconds. Done.
Why Use This Tool
No sign-up required
Try the tool instantly. Sign in only to save your history.
Five popular formats
Convert between MP4, WebM, MOV, AVI, and MKV — covers every use case.
Fast processing
Videos are converted server-side in seconds, not minutes.
High quality output
Optimized encoding settings preserve quality while keeping file sizes reasonable.
Frequently Asked Questions
You can convert between MP4, WebM, MOV, AVI, and MKV. Upload any of these formats and convert to any other.
Yes. You can try the tool without an account. Sign in to save your results.
We use optimized encoding settings (e.g. CRF 23 for H.264, CRF 30 for VP9) so the output looks great with minimal quality loss.
MP4 is the most widely supported format and works everywhere. WebM produces smaller files for web use. MOV is ideal for Apple devices. AVI and MKV are good for archiving.
You can upload videos up to 500 MB.
Need more from your videos?
Vidocu turns videos into subtitles, voiceover, translations, and help articles — automatically.