10 Free Online Video Resizer Websites

Here is a list of 10 free online video resizer websites. Video Resizer allows you to change the dimensions of the video. You can play a video of any size on any supported device. But having the perfect dimensions for the screen makes the video fit better on the screen while having good quality. In the case of smaller screens, decreasing the screen size of the video can also decrease the file size. Thus, you need less disk space to store the video.

You can use these 10 websites to resize your video online. All these websites are simple to use and there is no need to create an account. You can just visit the website, upload your video and pick a screen resolution. Then you can download the video in the new screen size. Different websites have different file size limits. Some websites support up to 100 MB, 500 MB, and others can processing videos up to 1 GB in size. Apart from that, resizing the video is almost the same on each website. You get presets of popular screen sizes along with an option to enter a custom dimension. You can explore these websites and then pick a website that works with the size of your video.

My Favorite Online Video Resizer Website

Free Convert is my favorite online video resizer website on this list. Video files are generally large in size and this website can work with videos up to 1 GB in size. This limit is for free users where you don’t even have to create an account. On top of that, you can extend this limit beyond 1 GB by creating an account. In terms of screen size, this website offers various prest that you can pick. You can also enter a custom dimension to resize the video exactly as per your needs.

You can also check out our lists of the best free Online Stop Motion Video Maker WebsitesOnline Video Stabilizer Websites, and Websites to Add Text to Video Online.

Free Convert

Free Convert is a free online video resizer website. This is actually a cloud-based converter that can convert various types of files. You can use its online video converter to resize the video files. While converting the video file, it offers additional options including screen resolution, aspect ratio, codec, and more. From there, you can pick a screen resolution of your choice from the available options. Then it automatically fixes the video in the selected resolution. This website can handle videos up to 1 GB in size and process multiple files at once. There is a limited monthly quota but the limitations are good enough for occasional use.

How to resize video online with this website?

  • Go to the Free Convert website using the link given below.
  • Click the “Choose Files” button to upload your files.
  • Select a target video format from the “Convert To” drop-down list. Keep it the same as your original video if you don’t want to change the format.
  • Click on the “Advanced Options” button next to the output format.
  • Go to the “Video Screen Size” and set it to the desire available options.
  • Apply the settings to your video files.
  • Click on the “Convert” button to start the conversion.

Additional Features:

Online Convert offers many additional features apart from video aspect changer. Some of those features are:

  • Online Converters: Convert Images, Videos, Audio files, Documents, Ebooks, Archives, and Units online.
  • Online Compressors: Compress Video, Image, GIF, MP3, and other file types to reduce the size.
  • Crop and Trim Video online.
  • Configure video resolution, codec, frame rate, add subtitles, audio codec, and more.

Cloud Convert

CloudConvert is a free online file conversion service that supports over 200 file formats. You can change the video screen size online on this website. First, you have to upload the video and pick an output format for it. You can pick the same output format as per your original file. After that, you can go into the output video configuration and change the video resloution there. You can pick a screen size from the given options or define a custom screen size for the video. Along with the screen size, you can configure many other video options as well. Apart from that,  there is no upload size limit on this website but you get only 25 conversion minutes per day. It is a decent limit for occasional needs. For more, you can explore the premium plans.

How to resize video online with this website?

  • Visit the CloudConvert website and pick “Resize Video” under “Video Converter”.
  • Upload your video file there.
  • Then select or enter the aspect ratio of your choice.
  • Click “Resize” to change the aspect ratio of the video.

Other Highlights:

  • Convert over 200+ file formats online
  • Convert up to 5 files simultaneously
  • No upload file size limit
  • 25 free conversion minutes per day
  • Upload from the web, Google Drive, Dropbox, and OneDrive directly


Kapwing is an online video editor to creates content online. You can use this video editor to change video screen size online for free. It is a fully-featured editor with layers and collections of online resources. In the editor, you can change the output video size which is basically video dimensions. You can pick a popular screen size as per different devices or enter a custom aspect ratio for your video. This website only allows 720p export in the free plan and you have to create an account to download the video without a watermark.

How to resize video online with this website?

  • Open the Kapwing video editor by following the link given below.
  • Add your video to the editor.
  • Go to the “Video” section from the left side of the screen.
  • After that, select the “Canvas” section from the right side of the screen.
  • Pick/enter a screen size for the video.
  • Click on the “Export Video” button from the top right corner.
  • Create a free account to remove the watermark and download the final video.


  • 250MB file upload limit
  • Export in 720p quality only
  • Export videos up to 7 minutes long
  • Publish up to 3 hours of video per month
  • Edit and store content up to 2 days old

Additional Features:

Here are some of the tasks that you can do on Kapwing:

  • Merge Videos: Merge multiple videos and pictures together in any desired order and add background audio.
  • Compress Video: Reduce the size of video of any format with one click.
  • Add Subtitle: Add subtitle to video and personalize the text font.
  • Resize Video: Resize and crop videos with presets for all social media post types.
  • Cut Video: Cut out any or multiple sections of the video.
  • Video Maker: Create a video with photos, GIFs, videos, and music.
  • Slideshow Maker: Create a slideshow with music and images.

Online Converter

Online Converter offers a free web-based converter where you can resize video online. All you have to do is upload the file and select the aspect ratio. It offers various options for screen size options, you can either pick dimensions, crop in or enter a custom screen size. The maximum upload file size limit is 200 MB here. This website recommends you use their online file compressor to reduce the file size before changing the aspect ratio. This can come in handy for larger files. Do note that the file size of the video should be under 200 MB.

How to resize video online with this website?

  • Visit the CloudConvert website and pick “Resize Video” under “Video Converter”.
  • Upload your video file there.
  • Then select or enter the screen size of your choice.
  • Click “Resize” to resize the video.

Additional Features:

  • Compress Video: Reduce video file size
  • Merge Video: Video joiner to combine multiple video files
  • Resize Video: Video resizer to scale video size
  • Cut Video: Video cutter to split video files
  • Rotate Video: Flip and transpose video
  • Watermark Video: Add a watermark to the video
  • Repair MP4: Fix corrupted MP4, MOV, M4V, 3GP videos
  • Add Audio to Video: Add or replace background music in videos
  • Change Video Speed: Speed up or slow down the video
  • Brighten Video: Brighten and lighten a video

File Converto

FileConverto is an online converter website that packs many other utilities as well. It offers a free tool that you can use to resize your videos. This tool can process video files up to 500 MB in size. It has a simple interface and it is very easy to use. It offers the 6 most common screen sizes based on aspect ratio. Along with that, you can choose whether you want to crop the video or add borders to make the selected aspect ratio work. In the case of the border, you also get to the color.

How to resize video online with this website?

  • Go to this Change Video Aspect Ratio tool using the link given below.
  • Upload your video there.
  • Select the video aspect ratio, resize type, and pad color (if any).
  • Click on the “Upload Video” button to change the aspect ratio.

Additional Features:

Here are some of the other tasks that you can do on the FileConverto website:

  • Watermark video: Add a watermark or a logo (PNG image) to any video
  • Video Joiner: Multiple videos into a single video
  • Video Compressor: Reduce a video file size maintaining a good quality
  • Rotate Video: Rotate a video by 90 degrees counter and clockwise, and flip a video
  • Add Music to Video: Overwrite the audio track of a video with an MP3 file


Resize-Video is a free website to change video screen size online. This website can process up to 500 MB of a video file and offers the following three ways to change the screen size:

  1. Scale the video width keeping the same aspect ratio
  2. Resize and crop the video to a fixed screen size
  3. Resize the video and add black borders

Resize-Video can work with a video file up to 500 MB in size. This is a decent limit and good enough to stabilize video clips. This website can work with any type of video format.

How to resize video online with this website?

  • Follow the link given below to open this website.
  • Click on the “Browse” button and upload your video there.
  • Select how you want to resize the video.
  • Then specify the video screen size as per your selection.
  • Click the “Upload Video” button to apply the configured aspect ratio.

Additional Features:

Resize-Video is a dedicated website to change the video aspect ratio as per video platform or device screen. However, it has links to various other online tools including Audio-Video Converters, PDF Converters, and more.


Video2Edit is a free online MP4 converter website. This website offers tools to convert videos, cut videos, rotate videos, compress videos, and more. While covering the video to MP4, it offers additional video options where you can change the screen size. You can simply enter a specific screen resolution that satisfies your needs. Then, you can convert the video to get it in a new aspect ratio. However, there is a limit to the maximum upload file size.

How to resize video online with this website?

  • Visit the Video2Edit website and click on the “Convert to MP4” option.
  • Upload the video file there.
  • Scroll down to the “Optional Settings” section after upload.
  • Enter your custom screen resolution there.
  • Start the conversion.

Additional Features:

  • Change Framerate, resolution, and video codec
  • Change the video file format online
  • Cut videos, Rotate videos, and Compress videos
  • Convert Video to MP3
  • Audio editor


Aconvert.com is a free online converter with a 200 MB maximum upload size limit for video conversion. Its video converter allows you to configure various aspects of the video before conversion. This includes an option to change the screen size. It can change the current video resolution to 4:3 or 16:9. It only offers these two options. Apart from that, you can enter customize dimensions to change the screen size and apply that to your video

How to resize video online with this website?

  • Visit the Aconvert website and go to the “Video” section from the left side of the screen.
  • This opens a convert screen. Simply upload the video file for conversion.
  • Select the output format for the conversion and select the other option to change the size, bitrate, frame rate, etc.
  • Scroll down to the “Video Aspect Ratio” option and pick an aspect ratio of your choice or enter dimensions.
  • Start the conversion to get the video in the new screen size.

Other Highlights:

  • Convert MP4 file online
  • Convert document, image, audio, video, etc.
  • Convert up to 10 files simultaneously
  • Upload size is limited to 200 MB for each file
  • Upload files from the web, Google Drive, or Dropbox directly


EZGIF is a popular website with free online GIF, image, and video tools. This website offers a free online Video Resizer. This tool allows you to enter custom screen dimensions for the video. You can do the same by specifying the percentage level as well. The final video has white padding covering the extra area. This tool supports almost all popular video file formats but the video should be up to 100 MB only.

How to resize video online with this website?

  • Go to this online video stabilizer by following the link given below.
  • Upload your video file or paste the link to a video stored on the internet.
  • Click the “Upload” button to start the processing.
  • Once done, you get a preview of the video. There you can define custom dimensions for the video.
  • After that, click on “Resize Video” and then download the output.

Additional Features:

EZGIF is a popular website for making and working with animated GIFs. You can easily any tool for GIF creating, editing, optimizing, etc. A similar set of tools are also available for video and image too. Some of those tools are GIF Maker, Video to GIF, Resize, Reverse, Rotate, Crop, Cut, Optimize, Effect, and many more.

123 Apps

123 Apps is a collection of free online tools for videos, images, audio files, documents, ebooks, and more. You can use its “Change Video Resolution Online” tool to change the video screen size. It opens the video in an editor where you can define a different screen resolution. You can add up to 700 MB of a video file and process up to 10 files per day for free.

How to resize video online with this website?

  • Go to this “Change Screen Resolution Online” tool by following the link given below.
  • Simply drag and drop your video file there. Or, fetch your video from the cloud.
  • This opens the video in an online editor.
  • Click on the “Resolution” button from the top.
  • Pick a resolution of your choice and then click on the “Save” button to download the final video.

Additional Features:

  • Free online video editor
  • Cut, crop, and rotate, and loop video
  • Change video resolution, speed, and volume
  • Apply stabilization to full length or specific parts of the video
  • Add text and image to the video
  • Change the video format for the output
  • Remove watermark from the video
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