You can backup the database file manually at any time! Read on to learn how.
MoneyWiz 2021 and newer
Go to MoneyWiz Settings by tapping on the gear icon in the bottom menu bar and then Database & Export. From there, select:
Export database file - if you need to export the database (MoneyWiz will open the iOS Share sheet).
Replace database. Select file... - if you have a database backup and wish to replace the database.
MoneyWiz 3 and older
The available export options are very similar to what is described above but the location is slightly different:
iOS: MoneyWiz Settings > Export.
Android: MoneyWiz Settings > Database.