iSocietyManager is advance billing system. You can configure different charges like Advance Charges, Individual Charges, Social Club Charges, Complaint Charges
You can preview bills and export bill charge distribution in advance to mitigate any errors
Multiple Payment options with different Payment Gateways
Different reports for management including bill aging report, Statement of Account Report, Defaulter Reports
For Electricity, Gas billing you can integrate with Smart Meter Servers. It reduces lot of manual activities and automatically fetch the readings through API
Single Page View for Multi Sites, excellent control over operation & maintenance