The Best Way to Compress ISO Files to Much Smaller Sizes

Updated on Feb 27, 2024

Since DVD ISO image is used to duplicate the entire contents of a DVD-Video disc, it has quite a large file size and requires a lot of space for storage and backup. Given this, we will guide you through how to compress ISO files to smaller sizes. Download the decent ISO compressor to get started:

https://www.videoconverterfactory.com/download/dvd-ripper.exe dvd-ripper.exe

An ISO image file contains all the data of a disc and is often used to distribute movies, games, and programs online. You may get an ISO movie file from the internet. Yet, excessive size is a common problem of ISO Images. It will consume a lot of network bandwidth and time when you share a large ISO image file with others, let alone the storage space consumption. You can compress ISO image files using tools like 7-Zip or WinRAR, but they can only reduce video file sizes slightly. It is recommended to use professional DVD ISO compression software, such as WonderFox DVD Ripper Pro, to compress ISO files into smaller ones while keeping good video quality.

The Best ISO Compressor for a Smaller Size but Good Quality

WonderFox DVD Ripper Pro is an efficient and versatile application that enables you to compress ISO files to fit on DVD, copy DVDs to digital videos, make an intact ISO or DVD folder copy, edit ISO files, and much more. It can also help you convert and edit DVD movies. Even if the contents are copy-protected, WonderFox DVD Ripper Pro can remove the copy protection and shrink ISO files without any hassle.

You can downloaddownload this functional ISO compressor for free and learn how to compress ISO files below.

Powerful Feature-rich DVD ISO Image Compressor

1. Simply compress a 8 GB ISO file to a 1-2 GB digital video file.
2. 5-minutes to fast digitize DVD in MPEG-2 MPG format.
3. Convert DVD to MP4 and 300+ presets with GPU acceleration.
4. Bypass/remove all DVD copy protections like region code, CSS, etc.
5. Make a 1:1 intact digital copy (ISO or VIDEO_TS) with all content.
6. Basic editing features and customize output video/audio parameters.
7. Support homemade/recorded/commercial DVD & ISO & Video_TS.
8. Multiple audio tracks, hard/soft and forced subs are supported.

Free Download

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Compatible with

Windows, 100% Clean!

Three Steps to Compress an ISO File with WonderFox DVD Ripper Pro

Before start, the ISO extractor and compressor for PC free download free download here.

Step 1. Add ISO Image File

Open WonderFox DVD Ripper Pro. Click the "ISO Image" button and select the ISO image file from your computer. The software will quickly detect and analyze the ISO image.
As ISO image contains all the information and data of a DVD movie, the software will bypass the features, trailers, ads, and other irrelevance information, and mark the main title only. Of course, you can select your desired titles on the main interface.

Step 2. Choose an Output Format

Click the "Output Format" on the right and choose a video format. To compress an ISO image, you can convert ISO to MP4, one of the most universal compressed video formats. You can also choose AVI, MKV, or any other format based on needs.

Tips. As an experienced user, you can adjust related parameters to compress the file further. Just click the "Settings" button on the lower right to change the resolution and bitrate to make the output file even smaller. But please make a balance between the size and quality.

It’s time to start the ISO Compression Task

Step 3. Start ISO Compression

Choose an output folder for saving the output file. Finally click "Run" to start the process. With the support for hardware acceleration, your ISO image files will be compressed in an instant.

Now you can easily play the file on your devices and share it online, or even compress ISO file to DVD in no time.

Now Install WonderFox DVD Ripper Pro to Compress ISO Image

WonderFox DVD Ripper Pro is not only an ISO compressor, but an all-purpose tool to convert DVD to digital videos for handy playback on mobile devices and 1:1 quick copy DVD to ISO for making exact copy from a DVD. You can even edit DVD and ISO image at ease.