Free Online Video Cropper
Reframe landscape clips for vertical TikTok or trim out unwanted edges in seconds. Crop to 16:9, 9:16, 1:1, 4:3 or any custom rectangle — runs in your browser via WebAssembly, no upload, no watermark, no signup.
Features
Any Aspect Ratio
Pick a preset social ratio or punch in pixel-perfect dimensions. Every common reframe is one click away.
16:9 / 9:16 / 1:1 / 4:3 Presets
One tap to reframe a landscape clip for vertical Reels, Shorts, TikTok or square Instagram posts.
Free Custom Rectangle
Type X, Y, Width, Height in pixels for pixel-perfect control — perfect for trimming a watermark or logo bar.
Auto-Centered Crop Box
Pick a preset and the crop region snaps to the center of the source frame — no math, no guessing.
Quality Preserved
High-quality re-encoding keeps the cropped output visually clean. No re-compression artifacts, no dropped frames.
H.264 Veryfast Preset
Re-encodes with a high-quality CRF so the cropped output is visually indistinguishable from the source.
Audio Passed Through
The original audio track is copied without re-encoding — identical sound, zero loss.
Faststart MP4
Output MP4 has moov atom at the front, so it starts playing instantly when shared online.
100% Private & Free
Your footage never leaves your device — everything runs in the browser tab using WebAssembly.
Zero Server Upload
Files are read, cropped, and written back entirely on your own machine.
No Watermark
The exported video is clean — no logo, no stamp, no branding overlay.
Works Everywhere
Any modern browser — desktop or mobile. Chrome, Firefox, Safari, Edge.
FAQ'S
Frequently Asked Questions
Ask us anything!
Crop Your Video Now
Free, private, and instant. No signup, no upload, no watermark — drop a file, pick a ratio, and download the reframed version in seconds.