Subscription tier limits
Up to 953.7 MB
Batch: 1 file
Up to 9.31 GB
Batch: 5 files
Up to 93.13 GB (streamed)
Batch: 50 files
Drop your video and enter target dimensions
JAD applies a Lanczos scale and re-encodes
Download the resized video
0 bytes uploaded. Video Resizer (Width × Height · Lanczos) runs entirely in your browser using WebCodecs, WebGPU, and FFmpeg.wasm. Pro + Media uses chunked streaming via the File System Access API — your video is never buffered to RAM in full and never leaves your machine.
Lanczos preserves more high-frequency detail than bilinear or bicubic. For most resize jobs the difference is visible at 1:1 zoom.
Smart-centred crop from 16:9 to 9:16 (vertical) or 1:1 (square). Pan-and-scan logic keeps the action in frame for short-form social.
Open toolCut out the bars, the corner overlay, or the bystander. Custom rectangle crop with pixel-precise dimensions and offset.
Open tool