BillMax
ISP, fiber, and VoIP billing and customer management
Founded
1998
Starting Price
$0.20
Category
Invoicing & Billing
Last updated April 27, 2026
About BillMax
BillMax is a comprehensive billing and customer management platform built specifically for ISPs, WISPs, fiber providers, and VoIP companies. It handles the entire customer lifecycle from initial inquiry through service termination, including automated invoicing, payment processing, subscriber provisioning, and RADIUS authentication.
Pros & Cons
Pros
- Purpose-built for ISP and telecom billing with deep industry-specific features
- Handles sophisticated billing schemes including pro-rated and bundled services
- Comprehensive RADIUS and AAA integration for bandwidth management
- Modular pricing means you only pay for features you need
- Proven track record with hundreds of installations worldwide since 1998
Key Features
ISP Billing Automation
Automated invoicing with pro-rated billing, bundled services, and support for prepaid and postpaid models
Customer Lifecycle Management
Track the entire customer journey from inquiry to service termination with seamless workflow
RADIUS Authentication
Built-in RADIUS and AAA integration for real-time bandwidth control and subscriber provisioning
Customer Self-Service Portal
Let customers sign up for services, manage accounts, and make payments independently
REST API
Robust REST API for integration with CRM systems, third-party tools, and custom enterprise solutions
CRM Integrations
Two-way synchronization with HubSpot CRM and Calix Cloud Services for subscriber management
Comprehensive Reporting
Powerful reporting tools providing insights into business history, trends, and health of ISP operations
Pricing
Up to 2,500 Accounts
$0.20/account/month
- Full billing automation
- Customer portal
- RADIUS integration
- Reporting
2,501-7,000 Accounts
$0.15
Best For
WISP Billing
Manage billing and subscriber provisioning for wireless internet service providers
Fiber Provider Operations
Handle the full customer lifecycle for fiber-to-the-home and fiber-to-the-business services
VoIP Service Billing
Automate billing for VoIP telephony services with support for multiple rate plans
Multi-Service ISP Management
Manage customers across DSL, fiber, wireless, and VoIP from a single billing platform
