As expected, Apple's just announced the iPhone 5s, its latest flagship smartphone. It runs iOS 7, and looks almost exactly like the iPhone 5 but comes in different colors: silver, a new "space gray," and gold — as was heavily rumored.
Some users like to watch videos on iPhone 5S, however, the iPhone only supports limited video formats. Many videos can't be played by iPhone 5S. Such as MKV, AVI, VOB, MPG, Tivo, WMV, Flash, M2TS, MOV etc. So as to play these videos on iPhone 5S, you are advised to convert these videos, Pavtube iPhone 5S video converter could convert any videos to H.264 or MPEG-4 encoded videos that are compatible with iPhone. The following guide tells how to convert flash videos to play on iPhone in high quality.
Step 1. Free download and install this Video to iPhone 5S converter （For Mac）on your computer. After the installation, add your media files into this program.
Step 2. Choose iPhone 5 video formats. Here the “iPhone 5 H.264 HD 720P (*.mp4)” is recommended. This profile is specially designed for you to get HD effect. You can also choose other preset you like.
Merge into one file: Allow you to join several video files into a single one.
Step 3. Click the “Convert” button to start the process. When the process is done, stream the converted video to iPhone 5S via iTunes.
That’s all, you’d better try to convert flash videos for iPhone 5S personally. Have some fun!