iPad 的下载管理器，内置浏览器，支持断点续传，支持各大国内外网盘，可以查看 .pdf, .doc, .xls, .ppt, .txt, .html 等格式文件，播放影音文件，还可以通过 WIFI 共享文件，推荐使用。

FEATURES

✔ Tabbed browser
- Provides a user experience very similar to Safari
- Supports unlimited tabs
- Tap and hold on a link to open it in new tab or download it
- Save pages with images for offline viewing
- Fully featured bookmark manager
- History support
- Address bar auto-completion
- HTTP basic authentication
- Form-based authentication
- Integrated Google or Yahoo! search

✔ Download manager
- Fast downloading speed
- Supports resuming of interrupted downloads reliably
- Live download progress bar and speed indicator
- Active downloads badge number

✔ File manager
- Folders support
- Move, rename and delete files
- Document viewer that supports .pdf, .doc, .xls, .ppt, .txt, .html, .webarchive and .rtf file formats
- Extract ZIP and RAR archives

✔ Photo viewer
- Swipe to move between images in a folder
- Zoom in and out with pinch gesture
- Thumbnails view of all images in a folder
- Ability to save images to photo album

✔ Audio player
- Audio playback of .mp3, .wav, .aac and .m4a file formats
- Ability to play all MP3 files in a folder like a playlist
- Repeat and shuffle songs
- Audio playback continues with the screen locked

✔ Video player
- Video playback of .mp4, .mov, .m4v, .mpv and .3gp file formats

✔ File sharing
- iTunes USB file sharing lets you drag and drop files between your iPad and computer
- Supports HTTP and FTP protocols
- Transfer files to and from computer that is in the same Wi-Fi network
- Send files as email attachments

✔ Passcode lock

✔ Mobile Safari integration
- Bookmarklet that lets you send links from Mobile Safari to Downloads HD

版本 4.1 中的新功能

- Bug fixes
- iOS 6 support