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Crop Video Online
Crop video to any region — presets, exact pixels, no upload.
- Runs on your device
- 9 aspect presets
- Removes black bars
- Free to 200 MB · Pro batch
Drag & drop your video
or click to browse — MP4, MOV, WebM, MKV, GIF
Crop area. Drag to draw a box, drag a handle to resize, or use the arrow keys.
Turn off to export a silent clip.
How to crop videos online
Upload a video, select the area to keep, adjust the crop, export, then download.
- 1
Upload your video
Select the video you want to crop. Common formats include MP4, MOV, WebM, and more. The file loads.
- 2
Select crop area
Use the interactive crop tool to choose what to keep. Drag corners or edges. Preview the selection in real time.
- 3
Adjust crop settings
Fine-tune position and size. Use preset aspect ratios (16:9, 4:3, 1:1, 9:16) or crop freely. Lock proportions if needed.
- 4
Preview and crop
Preview the result, confirm important content is inside the box, then run the crop.
- 5
Download
Download the cropped file. Choose output format when available.
Why crop videos?
Cropping lets you focus on a subject, remove distractions, change aspect ratio, improve composition, and match platform frames.
Crop the video frame to any region with a live preview.
Supports multiple output formats. Input format is preserved when supported.
Benefits of video cropping
- Focus areas: Highlight regions that matter.
- Remove unwanted content: Cut out distractions at the edges.
- Aspect ratio adjustment: Switch between landscape, square, and vertical.
- Platform optimization: Fit Instagram, TikTok, YouTube frames.
- Composition: Tighten framing for a stronger shot.
Video cropping explained
You choose a rectangle to keep; everything outside is discarded in the export.
Cropping process (overview)
- Upload video: Pick the file to crop.
- Select area: Define the region to keep.
- Adjust selection: Refine position and size.
- Preview result: Check framing before export.
- Apply crop: Encode the cropped video.
Video cropping facts
Useful context before you crop.
Key statistics
- Quality inside the crop matches the source for that region.
- Changing aspect ratio changes output width and height.
- Cropping can slightly reduce file size when fewer pixels are encoded.
- Precise selection matters — you cannot recover pixels removed after export.
- Common ratios include 16:9, 4:3, 1:1, and 9:16.
Best practices
Guidelines for better crops.
Quality considerations
- Keep important subjects inside the crop box.
- Match aspect ratio to your target platform.
- Preview before final export.
- Ensure enough resolution remains for how viewers will watch.
- Test playback after export on a phone or full screen if relevant.
Common use cases
- Social media: Square or vertical crops for Instagram, TikTok, and more.
- Aspect ratio adjustment: Switch between landscape and portrait.
- Focus areas: Emphasize people, products, or action.
- Content removal: Remove watermarks, UI, or edge clutter when allowed.
- Platform optimization: Match safe zones and thumbnail-friendly framing.
How video cropping works
Cropping extracts a rectangle of pixels from every frame and writes a new video at that size.
Technical process
- Video parsing: The tool reads frame timing, resolution, and container info so crops align with the source.
- Crop area selection: You set normalized coordinates; the tool maps them to pixel boundaries on each frame.
- Frame cropping: Each frame is cut to the rectangle; pixels outside are omitted from the output.
- Dimension adjustment: Output width and height match the crop; the video is re-encoded with updated metadata.
Powered by optimised video encoding pipelines.
Frequently asked questions
How does video cropping work?
It keeps a rectangular region from each frame and re-encodes the video at the new size. You can change aspect ratio.
Will cropping affect video quality?
The cropped region keeps the source quality for those pixels. Smaller output dimensions may look softer if blown up on very large screens.
How do I crop a video to a square format for Instagram?
Select the 1:1 aspect ratio preset to lock the crop box to a square. Position the box over the subject you want to center, preview the framing, then export. The output will have equal width and height, which is the format Instagram requires for square posts.
Can I maintain aspect ratio when cropping?
Yes. Use presets like 16:9, 4:3, 1:1, or 9:16, or crop freely. Locking ratio keeps proportions consistent.
Will cropping change my video's frame rate or audio track?
Cropping only changes the spatial dimensions — it cuts the visible frame area. Frame rate and audio are preserved in the export. If you need to change frame rate or remove audio, those would require additional processing steps beyond cropping.
Does cropping a video remove black bars or letterboxing?
Yes. If your video has black bars from a format mismatch — such as a 4:3 video in a 16:9 player — you can draw the crop box tightly around the actual content area and exclude the bars. The exported video will only contain the region you selected.
What happens to the cropped-out areas?
They are not included in the exported file. Double-check framing before export — removed pixels cannot be restored from this output alone.
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