JwContactsUD -- Publisher Contacts and More for Jehovah's Witness Elders -- A password-protected Desktop Application with 20+ tools to aid during Emergencies, Disasters, Field Ministry, Reporting, Shepherding and Tracking Assignments. Full training provided at the jwcontacts web site.
Windows 10: You must have Microsoft's free .Net 6 Windows add-on (any sub-version) to operate (search Internet if needed). Already part of Windows 11.