Any new Apple device debut will shake the technology world every time and iPhone 4S is not an exception. It is packed with incredible new features including a dual-core processor, 8-megapixel camera, and full 1080p HD video recording, iOS 5 mobile OS, Siri and more. 1080p HD video recording and playback is ranked as the highlight of the latest generation iPhone. So you can definitely enjoy high-resolution YouTube video with iPhone 4S, but wait, there is still another problem: it is forbidden for you to download YouTube video to iPhone 4S directly. Then "how to download YouTube videos on iPhone 4S" becomes the most urgent task when you want to save YouTube video for iPhone 4S playing.

Why not have a try on software marked iPhone 4S YouTube Downloader? Leawo Free YouTube Downloader is the right smart YouTube Downloader for iPhone 4S, which will successfully finish the jobs for you: download YouTube video for iPhone 4S as well as convert YouTube video for iPhone 4S. And before we start to take this iPhone 4S YouTube Downloader into use to download and convert YouTube video to iPhone 4S, we’d better learn some specifications of what video and audio formats does iPhone 4S support.
iPhone 4S video formats:
●H.264 video up to 1080p, 30 frames per second, High Profile level 4.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats;
●MPEG-4 video up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats
●Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format
iPhone 4S audio formats:
AAC (8 to 320 Kbps), Protected AAC (from iTunes Store), HE-AAC, MP3 (8 to 320 Kbps), MP3 VBR, Audible (formats 2, 3, 4, Audible Enhanced Audio, AAX, and AAX+), Apple Lossless, AIFF, and WAV

Seen from the above mentioned, in order to save YouTube video for iPhone 4S you have to convert it to the iPhone 4S formats. By the way, a Mac YouTube Downloader for iPhone 4S is accessible if you are a Mac user.

   

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The iPhone 4S is a touchscreen slate smartphone developed by Apple. It is the fifth generation of the iPhone, a device that combines a widescreen iPod with touchscreen, mobile phone, and internet communicator. Integrated software and hardware changes support the introduction of new user interface and functions by Apple. Highlights include a voice recognizing and talking assistant called Siri, personal computer independence, cloud-sourced data (iCloud) and an improved camera system. A selection of the device’s functions can be controlled by voice.