Main Features:
- Clean and free, without any adware or spyware.
- Completely new core written in C++, stable and fast, very low CPU usage.
- Multiple simultaneous downloads, ability to select download files in one torrent and set file priority.
- Ability to limit the upload speed as well as download speed.
- Intelligent Connection Optimize, Auto Optimization for different connections, runs well using all default settings.
- Intelligent Rate Control, optimize the upload distribution in order to get the max download rate.
- Intelligent Disk Cache, decrease the potential damage to the hard disk when high-speed downloading (>500KB/s) by decrease the read / write frequency, extra memory usage is the cost.
- Intelligent Disk Allocating, no long-time disk allocation, also decrease the disk fragment to almost zero.
Intelligent Hash Scan, no time-consuming scanning when seeding / resume.
- Firewall and NAT Traversal, users behind differect NAT can now connect to each other.
- And much more...

Changelogs
- GUI Improved: new option in advanced connection settings of preferences dialog: Enable Anti-Leech
- GUI Improved: FireFox extension add download video files command to context menu of web page
- Core Improved: after enable Anti-Leech, connections which transfer little data during a long time will be disconnected
- Core Improved: enhance video file preview, support avi, rmvb, wmv, mpg, flv, ogm, mkv, mp4 files