Your Complete Video Toolbox

Wondershare UniConverter

  • Reduce video size with super fast speed and no quality loss on Windows/Mac.
  • Compress videos by changing video resolution, bit rate, format, size, format, and others.
  • Edit video with trimming, cropping, rotating, adding watermarks, editing subtitles, etc.
  • Compress and convert 1000+ video/audio files in batch are available.
  • Versatile toolbox combines DVD Burner, Screen Recorder, GIF Maker, Fix Video Metadata, etc.
reduce video size

Compress Videos

1. Compress Video/Audio in Different Formats+
  1. 1.1 Compress MP4 on Winodws & Mac
  2. 1.2 Reduce Size of MP4
  3. 1.3 Resize MP4 Videos Online
  4. 1.4 Compress MP4 Online
  5. 1.5 Free MP4 Compressors
  6. 1.6 Compress FLV
  7. 1.7 Compress MKV
  8. 1.8 Compress MOV
  9. 1.9 Compress MOV Online
  10. 1.10 Compress WMV
  11. 1.11 Comrpess M4V
  12. 1.12 Compress MPEG/3GP
  13. 1.13 Compress H264 File
  14. 1.14 Compress AVI File
  15. 1.15 Reduce Size of MKV
  16. 1.16 Top 5 WebM Compressors
  17. 1.17 Compress WAV Free Online
  18. 1.18 FLAC Compression Software
  19. 1.19 Top 5 Online MP3 Size Reducers
  20. 1.20 Compress M4A Files Free Online
2. Compress Video from Devices/Apps +
  1. 2.1 Compress iPhone Video
  2. 2.2 Compress Camcorder Video
  3. 2.3 Compress GoPro Video
  4. 2.4 Compress QuickTime Video
  5. 2.5 Compress Fraps Video
  6. 2.6 Top 12 File Compressor for Android
  7. 2.7 MMS Video Size Limit for iPhone/Android
  8. 2.8 Shorten Videos on iPhone
  9. 2.9 10 Video Compressor App Android/iPhone
  10. 2.10 Top 8 Video Size Reducers for Android
3. Compress Video with Different Apps +
  1. 3.1 Resize Video in iMovie
  2. 3.2 Make VLC Resize Video
  3. 3.3 Make Windows Movie Maker Resize Video
  4. 3.4 Different Apps to Compress Video
  5. 3.5 Compress Videos with Windows Media Player Alternatives
  6. 3.6 Use FFmpeg to Resize Video
  7. 3.7 Apple Compressor 4 Alternative
  8. 3.8 Top 6 Clipchamp Alternatives
  9. 3.9 Top 7 Video Cutter and Compressor
  10. 3.10 HandBrake Video Compressor Alternative
4. Compress Video for Different Purposes +
  1. 4.1 Compress Video for Email
  2. 4.2 Compress Video for Web
  3. 4.3 Compress Video for YouTube
  4. 4.4 Compress Video for Vimeo
  5. 4.5 Compress Video for Facebook, Instagram
  6. 4.6 Twitter Video Compression
  7. 4.7 Resize Facebook Video Size
  8. 4.8 Resize Instagram Video Size
  9. 4.9 Compress YouTube Video Size
  10. 4.10 Compress Video for DVD
  11. 4.11 Send Large Files via Email
  12. 4.12 Compress Files for WhatsApp
  13. 4.13 Send Long Videos on WhatsApp
5. Other Tips & Tricks +
  1. 5.1 Full Guide to Compress Video
  2. 5.2 Free Video Compressors
  3. 5.3 Top 7 Video Compressors
  4. 5.4 Top 10 Video Compressor for Mac
  5. 5.5 Top Audio Compressors
  6. 5.6 Top 8 Audio Compressor Free Online
  7. 5.7 Compress Files to Small Size
  8. 5.8 Compress HD/FHD (4K/1080P) Videos
  9. 5.9 Compress A Video
  10. 5.10 Compressed Video Formats
  11. 5.11 Top 8 Compression Software 2019
  12. 5.12 Top 9 File Compressors
  13. 5.13 How to Make A File Smaller
  14. 5.14 How to Make Video Smaller
  15. 5.15 Lossless Compression
  16. 5.16 Top 10 Ways to Reduce Video Size
  17. 5.17 Compress Files & Folders
  18. 5.18 Compress Folder Online and Free
  19. 5.19 Top 6 Online Size Converters
  20. 5.20 Top 10 Ways to Send Large Videos
  21. 5.21 Top 5 Video Resizer
  22. 5.22 Top 6 File Size Reducer
  23. 5.23 Shorten a Video Online and Free
  24. 5.24 Change MP4/MP3 Bitrate
  25. 5.25 11 Ways to Compress Videos Free Online

Top 10 Methods on How to Reduce Video Size Without Losing Quality

by Christine Smith • Jul 23,2019 • Proven solutions

Transferring and sharing large size videos over internet, mail, and other sources become difficult, and in such situations, you need to reduce video size via some easy ways or professional tools. To reduce video file size, you can change different parameters of the file like video resolution, video bit rate, video codec, frame rate, and cutting unwanted part. In the following parts of the topic, top 10 methods to reduce video size online and free will be introduced for your reference.

Part 1. Best Way to Reduce Video Size without Losing Quality

Video compression without quality loss can be achieved only using professional software, and here we recommend Wondershare UniConverter (originally Wondershare Video Converter Ultimate) as the best in the category. This feature packed video-toolbox supports over 1000 formats and allows reducing the size of video files without any quality loss easily and quickly. It allows you to choose the video resolution, bit rate, size, and format of the video so that you can reduce video size as your needs. The Preview functions facilitate to see the changes that will be made to the file, which helps you compress videos better on Windows/Mac.

Wondershare UniConverter - Your Complete Video Toolbox for Windows/Mac

  • Reduce video size by changing bit rate, video resolution, formats, quality, and other parameters.
  • Compress and convert videos in 1000+ formats without losing any quality.
  • Edit videos with cropping, trimming, rotating, adding watermarks, applying effects, etc.
  • 30X faster compressing speed than any other video compressor.
  • Supports batch processing to compress and convert multiple videos at a time.
  • Download YouTube videos and playlists easily by pasting URL.
  • Transfer compressed videos from PC/Mac to iPhone/Android devices via a USB cable.
  • Toolbox with additional functions like DVD Burn, Screen Recorder, GIF Maker, Fix Media Metadata, Cast to TV, etc.
  • Supported OS: Windows 10/8/7/2003/Vista/XP, Mac OS 10.15 (Catalina), 10.14, 10.13, 10.12, 10.11, 10.10, 10.9, 10.8, 10.7, 10.6.
Security Verified. 5,481,347 people have downloaded it.

Steps on How to Reduce Video Size Using Wondershare UniConverter

Step 1 Open Wondershare Video Size Converter and Add Video

Launch Wondershare UniConverter (originally Wondershare Video Converter Ultimate) on your PC/Mac and click on the Toolbox tab. Select the Video Compress option that will open a new pop-up window. Click on the + sign from the new window to browse and load video from your computer. One file at a time can be added.

add video to Wondershare size converter

Step 2 Select Compression Settings to Reduce Video Size

The pop-up Compress video window will show the added file details. To reduce the size of the file manually select quality, bit rate, and resolution as needed. You can even select an output format from the given options. To automatically change the file size, move the progress bar to change the compression percentage that will edit all the parameters accordingly.

Step 3 Preview and Reduce Video Size

Click on the Preview button if you want to check what changes will be done to the file. At Save file: tab, choose file location to save the reduced video file. Finally, click on the Compress button to start reducing video size.

Part 2. 3 Way on How to Reduce Video Size Online

For a simple and quick process without any need for software download, you can reduce video size online. There is no dearth of online tools but selecting only the best ones is important to get lossless quality files. Listed below are the best online programs for the purpose.

1. Online UniConverter (originally

This is the best method to reduce video size online. The program works from the computer browser without any need for software download or registration. Almost all popular formats are supported and the interface is quite simple and easy to use. Once the file is uploaded to the interface, you can change its resolution, size, as well as format if needed. The processed file can be downloaded from the interface to your PC or can be directly saved at Dropbox. Get your videos reduced to a size to fit Facebook, Instagram, and other sites.

reduce video size online with Online UniConverter (originally


  • Supports all popular formats.
  • Simple interface.
  • Facilitates video conversion to an array of formats.


  • Network dependency.
  • Limited file size support.

2. VideoSmaller

This is another popular program to reduce video file size online. The tool supports popular formats with a maximum of 500MB file size. To achieve the best quality files, there is an option for using low compression level. You can choose to keep the video width as same or can scale it as well from the given options. A mute video by removing the audio part can also be created if needed. To ensure the safety of your video files they are removed automatically after a few hours.

reduce video size online with VideoSmaller


  • Allows to remove audio from video.
  • Supports to scale video.


  • Allows uploading video files up to 500MB.
  • Limited options to change file parameters.

3. Clipchamp

Clipchamp is a popular tool to reduce video size online in a simple and quick process. Basic formats are supported by the software for reducing size including MP4, FLV, MKV, and others. There are 4 profiles available at the program as output video formats: Web, Mobile, Windows, and Animation that comes with apt preset settings to reduce file size without losing quality. There is an option to choose the quality and video resolution manually as well. Files can also be trimmed to remove the unwanted parts. The reduced videos can be either download to your PC or can be directly uploaded to Facebook, YouTube, and other sites.

reduce video size online with Clipchamp


  • Customize settings and editing tools for video compression available.
  • A number of preset options for video resizing available.


  • Dependent on the internet.
  • The processed videos come with a watermark.
  • Account log-in needed for video compression.

Part 3. Other 6 Free Ways to Reduce Video Size

To help you choose the best tool to reduce video size without losing quality, listed below are a few more software options that are free to use.

1. Wondershare Free Video Converter

Wondershare Free Video Converter is decent desktop software that facilitates video compression in addition to an array of features. The program supports over 1000 formats and allows processing files with a watermark. The size of the added video files can be reduced by changing its resolution, bit rate, and other parameters. Once the program is downloaded and installed on your PC, the process of reducing file size is fast and simple. Windows and Mac version of the program is available.

reduce video size free


  • Supports a wide range of formats.
  • Free to use.


  • Processed files come with watermark images.
  • Limited features as compared to the premium version of the software.

2. VLC

VLC Media Player is free to use open source multimedia player that additionally works as a video editor and resizing tool. Using this cross-platform player videos from various sources including DVD, VCD and streaming sites can be added to the interface. Using VLC, the video file size can be reduced through different means- by changing the format to a smaller size, changing the bit rate and the frame rate of the file and by cutting and cropping the unwanted part of the video.

reduce video size free with VLC


  • Facilitates video resizing by changing different file parameters.
  • Free to use.
  • Multiple platform support.


  • Limited input file support.
  • Limited features as compared to other programs.

3. Any Video Converter

This is a widely used desktop software available for Windows and Mac system that facilitates video resizing in addition to a number of other features like video conversion, editing, download, and ripping. Over 100 input formats are supported by the software and it ensures lossless quality process at a fast speed. The added video files can be reduced in size through trimming, changing parameters like bit rate, codecs, frame rate, and others. The interface of the program is simple that makes it easy to use for all types of users.

reduce video size free with Any Video Converter


  • Software with no ads, no spyware, and no malware.
  • Supports over 100 formats as input files.
  • Supports a wide range of video-related features in addition to video reducing.


  • Tries installing additional programs during the process of setup.

4. Freemake Video Converter

This free to use desktop software works with Windows system to facilitate video resizing, video conversion, video download, and a host of other features as well. More than 500 formats are supported by the program for processing including all popular ones like MP4, AVI, WMV, MKV, 3GP, and others. To reduce the size of the added videos, the program allows cutting and trimming the unwanted parts, reducing the size and changing the file parameters. In addition to local files, the software also supports adding files from online streaming sites.

reduce video size free with Freemake


  • Supports an array of formats.
  • Compatible with Windows versions including 10, 8, 8.1, 7, and Vista.


  • No Mac version available.
  • Slow file processing speed.

5. QuickTime Player

When it comes to Mac system, QuickTime is the most preferred and default media player. Developed by Apple Inc, this multimedia framework supports an array of video formats, images, pictures, and other files. In addition to playing the media files, QuickTime player also works as a decent video editing tool with support for the feature to reduce size. Using the program you can trim the unwanted parts of the video to reduce its size. Moreover, a number of preset formats with varied resolution and device supports are also available with the tool that facilitates changing the video size.

reduce video size free with QuickTime


  • Free and simple to use.
  • Support local as well as online videos.


  • Limited control over file parameters to reduce file size.
  • Works with Mac system.

6. HandBrake

HandBrake is a free to use open source video encoder tool that supports multi-platform including Windows, Mac, and Linux. Using the program you can change the frame rate, quality, bit rate codec, and other parameters of the added file to reduce its size without losing quality. Almost all types of video formats including DVD and Blu-ray are supported by the program as input formats.

reduce video size free with HandBrake


  • Wide range format support as input formats.
  • Multi-platform support.


  • MP4 and MKV are the only supported output formats.
  • Settings require trial and error method.


Myriad of options on how to reduce video size is discussed in the above parts of the article. Choose one which can meet all your requirements best and help you handle with your video files.

Recommended Bundle & Save for Video Fans

video editor



Filmora Video Editor

A powerful and intuitive video editing experience

video converter




Convert, download, edit, burn videos in 1000 formats, and more.


Christine Smith

chief Editor

0 Comment(s)
Hot Articles
Resource > Compress > Top 10 Methods on How to Reduce Video Size Without Losing Quality

All Topics