📱
video Tool
Video Aspect Ratio Resizer
Format landscape videos into vertical 9:16 Shorts or square 1:1 feeds with letterboxing.
📱
Click or Drag & Drop File Here
Accepted formats: video/*
🛡️ 100% Client-Side Privacy
- All conversions execute in your local browser memory
- Zero server upload — your videos, audio, and images stay private
- Fast processing using modern Web Audio, Canvas & WebAssembly
- No file size limits imposed by cloud upload quotas
📖 How to Convert with Video Aspect Ratio Resizer
- Select or drop your media file into the upload zone.
- Adjust conversion settings or quality options if required.
- Click Resize Video Aspect Ratio.
- Preview your converted media and download directly to your device.