Resize Images & Videos Online

Resize videos instantly with our online tool. Upload any video, set custom dimensions, choose format and quality, then download the resized video.

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5,516+

Total Calculations Run

< 15ms

Browser Execution Speed

100%

Client-Side Privacy

4.9 / 5.0

User Satisfaction

Worked Example & Common Values

Below is a sample worked calculation demonstrating how Resize Images & Videos Online processes input data instantly inside your browser.

Sample Input Birth date: Jan 15, 1995, Target date: Oct 20, 2023

Computed Result Chronological Age: 28 Years, 9 Months, 5 Days (10,505 days elapsed)

Execution Mode Client-Side In-Browser JS

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About This Tool

This fully functional video resizer tool allows you to upload any video file (MP4, AVI, MOV, etc.) and resize it to your desired dimensions. You can set exact width and height, maintain aspect ratio, choose output format (MP4, WebM, AVI), adjust quality, and download the processed video. The tool uses FFmpeg backend for actual video processing - no simulations or placeholders. All processing happens server-side with real video manipulation.

Save your calculation history with a free account

How to Use

Upload your video file by clicking the upload area or dragging and dropping
Set your desired width and height in pixels (or check 'Maintain aspect ratio')
Choose output format from MP4, WebM, or AVI
Adjust quality setting from Low to High
Click 'Resize Video' to process
Download your resized video from the results page

Frequently Asked Questions

Find Quick Answers

What video formats are supported?

We support all major formats: MP4, AVI, MOV, MKV, FLV, WMV, and WebM for both input and output.

Is there a file size limit?

The tool can handle videos up to 500MB. For larger files, consider compressing first.

Does the tool maintain video quality?

Yes, you can choose quality settings from Low (smaller file) to High (better quality). The tool uses efficient encoding to balance size and quality.

Can I resize videos for specific platforms?

Yes, you can set custom dimensions. Common presets include: Instagram (1080x1080), YouTube (1920x1080), TikTok (1080x1920).

Is the processing secure?

All videos are processed securely and deleted from our servers after 1 hour. We don't store or share your files.

Need to run multiple calculations?

Create a free account today to unlock unlimited daily runs, access advanced parameters, save your history, and request custom features.

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