Empress Embedded Database vs HSQLDB
| Empress Embedded Database | HSQLDB | |
|---|---|---|
| Free plan | No | No |
| Free trial | No | No |
| Paid from | — | $8.33/mo |
| Open source | No | No |
| Platforms | Linux, Windows | — |
| Supported platforms | Linux, UNIX, FreeBSD, Windows, and real-time platforms (platform availability varies). | — |
| Database model | relational | — |
| Query interface | sql | — |
| Encryption | Yes | — |
| Data synchronization | Yes | — |
| Free plan | — | Yes |
Both are listed in Best Embedded Databases. On The Geeks Club, HSQLDB scores higher on our published basis.