Less manual checking
All monthly records stay connected.
Generator & electricity billing software
Run monthly generator billing without Excel chaos.
VoltaLog by MDS manages customers, readings, tariffs, invoices, receipts, payments, balances, reports, backups, and licenses from one clean Windows application.
Save hours every month, eliminate billing mistakes, track payments, and issue professional invoices and receipts.
Windows desktopWorks offlineInvoices & receiptsExcel-friendly reportsLocal support
One office systemCustomers, cycles, readings, invoices, payments, reports, and backups.
Offline readyRuns locally on Windows without depending on live internet.
Less mistakesConnect readings, tariffs, payments, receipts, and balances.
Built localDesigned around generator and subscription billing workflows.
See the real VoltaLog.
Browse the complete application, screen by screen, in the same order as the main navigation tabs.
Slides change automatically. Use the arrows or dots, and click any image for full size.
Stop running monthly billing from scattered spreadsheets.
VoltaLog keeps customer data, readings, invoices, receipts, payments, and balances connected.
Faster customer answers
Find invoices, receipts, balances, and payment history quickly.
Better cycle control
Manage cycles, tariffs, subscriptions, readings, and collections.
Everything a billing office needs.
Customer management
Details, meters, contacts, status, and history.
Two billing models
Fixed and fixed + kWh billing.
Meter readings
Track previous and current readings by cycle.
Invoices and receipts
Issue documents and track balances.
Reports and Excel
Generate operational and customer reports.
Backups and licensing
Protect data and control licenses.
Clear plans for every generator office.
Choose the first-year package or start monthly from day one.
Standard
$100first year included, then $15/month1 PC, up to 300 subscribers, core billing and support.
Pro
$150first year included, then $20/monthReports, Excel output, backup guidance, and priority support.
Premium
$200first year included, then $30/monthAdvanced setup, training, and expansion guidance.
Monthly from day one
Standard$25/month
Pro$35/month
Premium$50/month
Ready to test VoltaLog?
Contact MDS for demo installation, licensing, and support.