Talking about iPhone, people are impressed by its multi-touch screen and other powerful/beautiful design. Due to its wonderful design, iPhone users don’t regard iPhone as a communication tool, but also a multimedia player to enjoy music and videos. For iPhone fans, make full use of iPhone is their long-cherished desire. How to achieve this aim? Now, I share my experience to everyone who wants to watch DVD/videos on iPhone.
In the following text, I expatiate it in two parts:
1. How to put dvd on iPhone
2. How to put video on iPhone

Part 1: How to put DVD on iPhone with 4Videosoft DVD to iPhone Converter

Step 0. Run 4Videosoft DVD to iPhone Converter .

Step 1. Load your DVD
Put your DVD in your DVD drive and click "Load DVD", you can load your DVD, DVD folder, and also IFO file.

Step 2. Choose your output profile and settings
At the lower part of the interface you can find a "Profile" drop-down list, you can find one for yourself.
Click "settings" on the right side of "Profile" you can adjust your output's settings, such as "Resolution", "Frame Rate", "Bitrate" and so on.

Step 3: Start conversion
Click the “START” button to start your conversion and in a short while it will be finished.

Part 2: How to put video on iPhone with 4VideosoftiPhone Video Converter

Step 0. Run 4VideosoftiPhone Video Converter .

Step 1. Click the "Add Video" button to import the video files you are going to convert. Alternatively, you can click "File -> Add Files..." to load the video files.

Step 2. Extend the "Profile" category to select an output format.

Step 3: Start conversion
Click the “START” button to start your conversion and in a short while it will be finished.

1. Trim
If you want to cut your DVD movie into many different parts, or you just want to convert one part of the movie, just use “Trim” function.
3 methods for you to complete this:
a. Drag the slider
b. Click “Start Time” and “End Time” button
c. Set the value

2. Crop
"Crop" function allows you to remove the black edges and customize the aspect ratio
3 ways for you to do this.
a. Selecting the crop mode
b. adjusting the crop frame
c. setting the crop value
You can customize your own aspect ratio using "Zoom Mode". It provides you "Keep Original", "Full Screen", "16:9" and "4:3".

3. Effect
Click "Effect" button you can adjust brightness, contrast, saturation and volume easily.

4. Merge and Snapshot
"Merge" function enables you to put many chapters into one output video file
"Snapshot" allow you to capture the picture of the movie you like

5. Audio Track and Subtitles
You can choose the audio track and subtitles before conversion (If your DVD has different audio track and subtitles).

At the end of this article, I will share you two useful tools.
iPhone Ringtone Maker
It can help you to make your favorite music as iphone ringtone and put the converted M4R Ringtone on the iPhone directly without iTunes.
iPhone Transfer
With it, you can share your videos and songs to your friends. Because it can help you to manage videos, audios between two iPhone.
Hope this guide can offer you a chance to much more enjoy your iPhone