There are 3 Study Bible packages.

Solomon Start
This is the free Study Bible package. Do you decide after your trial period of 30 days not to take out a subscription, you will continue to use the Solomon Start package for free.

Solomon Plus
During or after your trial period, you can choose to take out a subscription. You can then choose from the Solomon Plus or Pro package. Solomon Plus is the compact version of the Pro package.

Solomon Pro
Solomon Pro is the most complete package within Study Bible. This comprehensive package includes all editions of the Study Bible for both the Old and New Testaments, offering a wealth of in-depth resources and tools.

The full contents and all functions of the different packages can be found here.