UTILITIES

SMS for Utilities and Theaters

Notify customers about bills, outages, maintenance and events. Electricity, water, telecom, theaters and organizers: SMS arrives within 4 minutes and cuts down calls to your call center.

BillsPayment reminders
OutagesReal-time updates
EventsPerformances & concerts
Orchestra violinists on stage at a classical music concert
Bill reminders
Outage alerts by area
Performance reminders
-50% fewer calls
iS Concert reminder 18:00
REMINDER: TONIGHT'S CONCERT STARTS AT 21:00. DOORS OPEN AT 20:15. ENJOY THE SHOW!
✓✓ Delivered to 1,850 ticket holders

98%

SMS open rate

-50%

Fewer calls

API

Billing integration

Viber

Surveys & alerts
So you always stay one step ahead of the competition
API Integration

Integration with billing systems

Connect the iSend API to your billing system and send SMS automatically for every new bill, payment or status change. REST API with authentication, webhooks and full documentation.

Automated SMS are triggered by events in your system: new bill, successful payment, failed charge. No manual steps, full automation.

  • REST API with Sanctum authentication
  • Webhooks, real-time events
  • Integration with ERP, CRM and billing platforms
  • Rate limiting & error handling
  • Full documentation & SDKs
API documentation
Billing APIEvents • Webhooks • DLR
POST /api/v1/sms/send
{
"to": "+306912345678",
"message": "Bill #7890...",
"callback": "https://billing/dlr"
}
Event new_invoice → SMS triggered
Event payment_received → SMS confirmation
Event payment_failed → SMS warning
Events

Performances, concerts & events

Send performance reminders to ticket holders on the day of the event: start time, door opening, access directions. Fewer delays, no unanswered questions on the phone.

For a time change, venue change or postponement, notify every ticket holder with one click. With Viber you can also send the show poster with a link to tickets.

  • Performance reminders
  • Promotion of new productions
  • Last-minute offers (fill empty seats)
  • Cancellations & changes
  • VIP list / Loyalty
Campaigns
Event ScheduleReminders active
Fri 27/03
Theater performanceReminder at 18:00
Sent
Sat 28/03
ConcertSent to 1,850 ticket holders
Sent
Sun 29/03
Children's stageSched. for 10:00
Pending
SMS preview
REMINDER: TONIGHT'S SHOW STARTS AT 21:00. DOORS OPEN AT 20:15. ENJOY THE SHOW!
Bills

Bill & payment notifications

Send automatic SMS for payment due dates, new bills and service disconnection. Customers pay on time, and you reduce overdue balances and phone calls.

Set up automations for every stage: first reminder 7 days before, second 2 days before, final notice on the due date. No manual effort.

  • Automatic payment due notification
  • New bill SMS with amount & due date
  • Service disconnection warning
  • Multi-step reminders (7, 2, 0 days before)
Automations
Bill NotificationsAutomations active
#7890
€85.50Due 31/03 - 1st reminder
SMS sent
#7891
€120.00Due 28/03 - 2nd reminder
SMS sent
#7892
€45.20Overdue - final notice
Urgent
SMS preview
NOTICE: YOUR BILL #7890 OF €85.50 IS DUE ON 31/03.
Customer service

Customer service & Viber surveys

Notify customers about outages, scheduled maintenance and service restoration. Reduce call center volume by informing customers proactively, before they pick up the phone.

Send Viber satisfaction surveys after an outage is resolved or a request is completed. Rich content with rating buttons, images and links, with a far better response rate than email.

  • Outage alert by area
  • Scheduled maintenance notifications
  • Viber satisfaction surveys with buttons
  • Automatic restoration update
  • SMS fallback if Viber is not delivered
Viber Messages
Viber: Customer serviceOutages • Surveys • Updates
Outage Downtown Alert
VIEW →
Maintenance 25/03 Scheduled
VIEW →
Survey #1245 Satisfaction
VIEW →
8.500Sent
8.340Delivered
4.120Seen

And much more

Analytics & Reports

Delivery reports per campaign, payment statistics after SMS, CSV export. Real-time ROI tracking.

GDPR compliance

Consent logging, STOP keyword, blacklists, audit logs. Full compliance for regulated industries.

Customer Management

Import from your billing system, segments by area & service type, custom account fields.

Team & Roles

Multiple users per department (billing, support, technicians). Owner, Manager and User roles.

Automate your customer notifications

Bills, outages, surveys. Request a demo today.

Automatic bill notifications
API integration with billing
Viber satisfaction surveys