SqlDbx Personal Edition is a free version of the Professional Edition, and is for personal non-commercial use. It does not have time limit or nagging screens. See table below for difference between SqlDbx editions.
You can use SqlDbx Personal Edition in a commercial environment for evaluation purposes for period of 90 days
Click here to download latest version of SqlDbx Personal
Differences between SqlDbx editions
| Feature | Personal | Professional |
| Number of open connections | 1 | Unlimited |
| Number of open script windows | 2 | Unlimited |
| Number of Result tabs | 2 | Unlimited |
| Unicode support | No | Yes |
| Native x64 Version | No | Yes |
| Localized Versions | No | Yes |
| Save / Load session state | No | Yes |
| Query execution plan | No | Yes |
| Command line arguments | No | Yes |
| DB2 for z/OS | No | Yes |
| DB2 for iSeries | No | Yes |
| Sybase IQ | No | Yes |
| Kdb+ | No | Yes |