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Best H.264 Compressor - UniConverter
  • Flexibly compress H.264 video files in 3 ways.
  • Compress H.264 video by changing video size, resolution, bit rate, quality, etc.
  • Supports batch process.
  • Convert videos in 150+ formats losslessly.
  • Download online videos from YouTube, Facebook, Vimeo, Dailymotion and other 1000 sites.
  • More features: burn DVD/CD, make GIf images, record screen, fix video metadata, etc.

H.264 Compression: 3 Ways to Compress H.264 Video File Size

by Brian Fisher

H.264 is a format that is widely used for recording, compression, as well as the distribution of the video content. Owing to the high quality the H.264 files are large in size. So when you try to share these files over mail or upload it over the internet, either it may take a lot of time or the task may fail completely. In these and other similar situations, h.264 compression is the solution. Compressing reduces the size of these files facilitates easy storage, transfer, and sharing. Know about the best tools for H.264 video compression.

Method 1: Compress H.264 Video File Quickly

To compress and reduce the size of H.264 files in best quality, trust UniConverter. This powerful software once installed on your Windows or Mac system, facilitates compressing your files without compromising on quality. The files can be compressed in a number of ways like changing file parameters, cutting unwanted video parts, changing the file format and others. To save your time, multiple files can be compressed at a time using batch processing. To check the changes done, a Preview function is also present.

Get the Best H.264 Video Converter:

  • Compress H.264 and other 150+ formats in high quality.
  • Support batch processing to reduce the size of multiple files at a time.
  • Support preview function to view the compressed video prior to comfirm.
  • Allows compressing by changing parameters including video resolution, bit rate, format, frame rate, encoder and more others.
  • Comes with a complete editor with support to features like trimming, cropping, cutting, adding watermark, effects, etc.
  • Supports a wide range of other functions like video conversion, video download, video recording, disc burning, GIF maker, and others.
  • Compatible with Windows and Mac system.

Compress Single H.264 video file size Quickly using UniConverter

Step 1. Add H.264 video to UniConverter

Open the UniConverter software on your Mac/PC. As the main interface of the program opens, click on the Toolbox section. A page showing options will appear from where click on Video Compression. Then a new pop-up window will open. Click on the + to browse and load the H.264 video that you want to compress.

Add H.264 video to UniConverter

Step 2. Select settings for compression

The added file and its details appear on the program. Next, move the progress bar on the window to choose the compression percentage. As you move the bar, the values for the file parameters related to size, quality, and bit rate changes automatically. Alternatively, you can also select these parameter values as needed.

Select settings for compression

Step 3. Start H.264 conversion

Click on the Preview button to check the file. Select the PC location to save the compressed file at Save file: tab. Finally, click on Compress button to start the process.

Start H.264 conversion

Method 2: Batch H.264 Video Compression using UniConverter

Step 1: Open UniConverter and add multiple H.264 video files

Run the UniConverter. The program by default opens in the Convert tab. Hit on the +Add Files to browse and load the H.264 videos to be compressed. Multiple files can be added here.

add multiple H.264 video files

Step 2: Choose output format and compression settings

The files added appear on the interface. On the top-right corner, open drop-down at Convert all files to: tab. From the pop-up window, select desired output format from the Video tab. For example, choose MP4.

Next, click on the +Create Custom button. A window for file Settings open. Here choose Small size for the file and also select other file parameters so as to compress the file. Here you can customize the video encoder, resoluton, frame rate, bitrate, and the audio settings. Click on the Create button when all settings are done to confirm.

how to Choose output format and compression settings

Step 3: Compress H.264 in batch

At Output tab, choose the location on PC to save the compressed file. Click on Convert All button to start compressing and converting the files. On the software interface, the files can be managed from the Converted tab.

start Compressing H.264 in batch

Method 3: Reduce H.264 File Size by Cutting Video

Here is the third method for H.264 compression. You can cut the unwant part in the video flexibly to reduce the video size. Below will show you the steps.

Step 1: Add H.264 video to iSkysoft video editor

Open the UniConverter. Browse and add desired videos by clicking on the +Add Files .button on the Convert tab. You can also add the files directly from the connected devices. Drag and drop also function here. Now there will be 3 editing icons below the video thumbnail.

Add H.264 video to iSkysoft video editor

Step 2: Edit and Cut the H.264 video

To edit and cut the video, click on the first editing icon to Trim. A new Settings window will open showing the added video. Now move the green slider to select the video portion that you want. Click on the Cut button and the video segment with the number will be created.

Similarly, you can create multiple segments as needed. Option to delete the segment and to reset the video is also there. Click Merge into one file box if you want to merge all the created segments into a single file. Finally, when all settings are done, click on the Save button. The created segments will appear on the primary interface with segments number.

Edit and Cut the H.264 video

Step 3: Select Output format and compress H.264 file

At Convert all files to: tab, select the desired output format with the resolution. Select the desktop location to save the file at the Output tab. Finally, click on the Convert All button to start the process. You can transfer these processed files to your phone, hard drive, and other devices from the Converted tab.

Select Output format and compress H.264 file

UniConverter is an excellent tool for H.264 video compression. The program helps you compress your files in different ways as desired. With fast speed and lossless quality files, this is definitely one of the best programs in its category. Free download it below and have a try!

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Brian Fisher

staff Editor