Having the full 2GB+ database stored locally means I can take my telescope to remote, dark-sky sites without cell service and still have access to the PGC galaxy catalog and Gaia star data. The simulation is fluid, the telescope control is flawless, and the level of detail is unmatched. If you are a serious amateur astronomer, don't settle for the basic version—the Pro data makes all the difference!"
Here’s a high-quality review you can use for the app, highlighting the depth of its database: Having the full 2GB+ database stored locally means
It looks like you’re trying to manually install the offline data for . This massive data pack (the b67801.zip file) is what makes the app so powerful, allowing you to explore millions of stars and deep-sky objects without an internet connection. This massive data pack (the b67801