Windows · Free download · Audio and Video

MPEG4 Modifier1.4.6

MPEG4 Modifier : Modify the playback parameters of your MPEG4 videos, change their aspect ratio, pack bitstream and enable interlacing with the help of this small application

Operating system
Windows 9X/ME/2K/XP/2003/Windows 10/11
File size
82 KB
License
MIT License
Last updated
May 1, 2026

281 downloads·1053 page views

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Overview

What is MPEG4 Modifier?

MPEG4 Modifier : Modify the playback parameters of your MPEG4 videos, change their aspect ratio, pack bitstream and enable interlacing with the help of this small application

In depth

A closer look at MPEG4 Modifier

MPEG4 Modifier is a simple, yet reliable application designed to perform modifications on MPE4 videos and save them without performing an encoding process.The majority of third-party applications that deal with video resizing or stream editing accomplish their purpose by re-encoding the original file. This is quite an expensive process, both resource and time wise. In order to modify video files, but skip the conversion process, you should opt for an application such as MPEG4 Modifier.This program is made for the average user and carries out its job without taking a toll on system resources. In addition, all the files it needs are bundled in a ZIP file and no installation is required, which brings the advantage of portability.Its interface is simple, yet well organized and easy to understand. The application is able to process only one video file at a time, supports only AVI formats and outputs the results in the same format.Getting to understand how it works is not rocket science. Once you provide the source video file, the application makes available a set of options that allow you to change its aspect ratio (the custom mode allows you to set it to whatever values you want), modify its bitstream, edit user data and change the order of interlaced fields.As soon as you hit the Save button, the video will be exported to a location of your choice with all the modifications you made included in the result. During our tests, the software carried out tasks on large video files in just seconds and subsequently, preserved the quality of the original.In conclusion, MPEG4 Modifier is an awesome way to personalize AVI files without having to go through a time consuming conversion process. Its only downside is that it can’t process multiple files at a time.

Requirements

System requirements

Windows 8 / Windows 7 / Windows Vista / Windows XP

Verdict

Should you download MPEG4 Modifier?

MPEG4 Modifier runs on Windows 9X/ME/2K/XP/2003/Windows 10/11 and is available under the MIT License license — the installer is 82 KB. We’ve catalogued it under Audio and Video.

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At a glance

MPEG4 Modifier specifications

Category
Audio and Video
Publisher
Moitah
Last updated
May 1, 2026
Requirements
Windows 8 / Windows 7 / Windows Vista / Windows XP
License
MIT License
Operating system
Windows 9X/ME/2K/XP/2003/Windows 10/11
File size
82 KB
Price
Free
Page views
1053

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