| Feature | Free | Professional | Enterprise |
|---|
| User Accounts | 10 | Unlimited | Unlimited |
| Simultaneous Connections | 10 | 100 | Unlimited |
| Active Directory Authentication |  | Local Only | Local and Remote |
| Integrated NT user accounts authentication (without importing) |  | Local Authentication | Local & Remote Authentication |
| NT User Security Impersonation |  |  |  |
| Secure Socket Layer3 (SSL & TLS) |  |  |  |
| Anti-hammer & Auto-ban support |  |  |  |
| Restrict users based on domain or ip addresses |  |  |  |
| Bandwidth caps (server or individual account) |  |  |  |
| Ratios and Quotas (session quota or disk quota) |  |  |  |
| Remote admin support (live statistics and spy on users from remote machines) |  |  |  |
| Customize server name, site closed message, connect message |  |  |  |
| Set server execution priority |  |  |  |
| User account expiration |  |  |  |
| Import NT user accounts from local or remote machines |  |  |  |
| Create NT user accounts from FTP accounts |  |  |  |
| Runs as NT Service |  |  |  |
| Automatic Date and Time Activation |  |  |  |
| Set Default Folder Permissions |  |  |  |
| Configure for firewall/router/nat operations |  |  |  |
| Listen on all or specific ip addresses |  |  |  |
| Unlimited scripts execution. vbscript, perlscript, jscript and pythonscript |  |  |  |
| Realtime server statistics (GUI and external activex control) |  |  |  |
| 3D Graphical Server History |  |  |  |
| Root, virtual and merge folder support |  |  |  |
| Anti-idle, owner-create, custom user listen port, login message support |  |  |  |
| site commands, account comments, file blocking, account history |  |  |  |