The Juragan Kost application is a bookkeeping application for boarding house owners, rental properties, and small-scale lodgings. Its primary function is to help monitor room availability, payment due dates, record tenant identities, room payments, and report income and expenses.

This application also helps owners send proof of tenant payments via WhatsApp or contact the tenant.

The standard functions of this application are:
1. Tenant data: record check-out dates, and subsequent payments.
2. Room data: daily and annual rates.
3. Transaction data: record all tenant payments and expenses incurred by the owner.
4. Room type support.
5. Multi-boarding house support.
6. Room booking system.
7. Transaction data for more organized cash flow.
8. Regular tenant payments.
9. Accounts payable and receivable management.