The books you have open are stored in:
{{ db_path }}
Bookkeeper version {{ app_version }} · Check for updates
Bookkeeper runs only on this computer. It does not connect to your bank or send your data anywhere. The only thing it downloads is a small file from updates.decaro.net, once a day, to see whether a new version is out.
The reports are meant to organize your records and catch mistakes. They are not tax advice — confirm the final numbers against your 1099s and 1098s and with your tax preparer.