Overview
The free online video cropper lets you crop videos to any aspect ratio right in your browser. Presets for 16:9 (landscape), 9:16 (vertical short-form), 1:1 (square), and 4:3 are built in, plus a free-drag custom crop area. Supports MP4, MOV, WebM, AVI, and MKV files. Everything runs locally — your footage never leaves your device.Pain Point
Landscape footage that needs to be vertical for TikTok, black bars that need trimming, or a watermark at the edge — opening a heavy editor just to crop a frame is overkill. This tool handles it in seconds: pick a ratio, adjust the crop area, download.Key Features
- Preset aspect ratios: 16:9, 9:16, 1:1, 4:3 — one click to select
- Custom crop area: drag the selection box to freely adjust the crop region
- Supports MP4, MOV, WebM, AVI, MKV, and more
- Real-time preview of the cropped result
- 100% browser-based, no server upload, no watermark
- Free, unlimited use, no sign-up required
Highlights
Pick a ratio, drag to adjust, download — done in under 30 seconds. Built-in presets cover the most common social platform aspect ratios, saving trial-and-error time. Browser-based processing is faster than waiting for traditional editors to render.Use Cases
- Landscape to vertical: Crop 16:9 footage to 9:16 for TikTok, Reels, Shorts, and Xiaohongshu
- Remove black bars: Trim black borders around the video for a tighter frame
- Square video: Crop to 1:1 for Instagram posts and WeChat Moments
- Watermark removal: Crop out edge watermarks from the frame
- Screen recording cleanup: Trim unnecessary desktop area from screen recordings, keeping only the key content
Tips
- Select your target platform’s recommended ratio before cropping
- When using custom crop, make sure the key subject stays inside the crop area
- Need to trim duration as well? Pair with BibiGPT’s video trimmer
Related: Free Video Trimmer — Try it now Upgrade to Pro: Unlock unlimited access → View Pricing