: The Pro Version is an upgrade that includes an ad-free interface, in-client antivirus scanning through integrated BitTorrent partner tools, and premium support.
| Feature | uTorrent Web | uTorrent Pro | | :--- | :--- | :--- | | | Free | Paid (one-time or subscription) | | License Key Required | No | Yes | | Portable Version | Unofficial only | No | | Anti-Malware Shield | Basic | Advanced | | Built-in File Converter | No | Yes | | Ads | Yes (in free version) | No |
: Officially, uTorrent Classic can be made portable by placing a settings.dat file in the same folder as the executable ( uTorrent.exe