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TelecommunicationsTop 10 Best Isp Billing Software of 2026
How we ranked these tools
Core product claims cross-referenced against official documentation, changelogs, and independent technical reviews.
Analyzed video reviews and hundreds of written evaluations to capture real-world user experiences with each tool.
AI persona simulations modeled how different user types would experience each tool across common use cases and workflows.
Final rankings reviewed and approved by our editorial team with authority to override AI-generated scores based on domain expertise.
Score: Features 40% · Ease 30% · Value 30%
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Editor’s top 3 picks
Three quick recommendations before you dive into the full comparison below — each one leads on a different dimension.
Splynx
Fully integrated RADIUS server and TR-069 ACS for seamless subscriber authentication, provisioning, and real-time network monitoring.
Built for medium to large ISPs seeking a robust, integrated platform for billing and full network operations management..
Freeside
Comprehensive provisioning system with dozens of backend modules for seamless integration with diverse ISP hardware and services
Built for technically proficient small to mid-sized ISPs needing a flexible, no-cost billing and provisioning system..
Sonar
Automated Network Discovery that dynamically maps and inventories network assets for real-time provisioning and troubleshooting
Built for mid-sized ISPs needing scalable, feature-rich billing with tight network and operations integration..
Comparison Table
Running an ISP smoothly today depends on billing software that’s accurate, flexible, and built for automation. This comparison table spotlights top platforms such as Splynx, Sonar, Ubersmith, Visp, Freeside, and other leading options, so you can quickly compare core capabilities, deployment style, and overall usability. Use it in 2026 to narrow down the best fit for your subscribers, networks, and growth plans.
| # | Tool | Category | Overall | Features | Ease of Use | Value |
|---|---|---|---|---|---|---|
| 1 | Splynx All-in-one ISP management platform with advanced billing, CRM, network monitoring, and automation features. | enterprise | 9.4/10 | 9.7/10 | 8.2/10 | 9.1/10 |
| 2 | Sonar Broadband billing and provisioning software designed for WISPs and fiber providers with lifecycle management. | specialized | 9.2/10 | 9.6/10 | 8.4/10 | 8.9/10 |
| 3 | Ubersmith Scalable billing, customer management, and service provisioning platform for hosting and service providers. | enterprise | 8.4/10 | 9.2/10 | 7.1/10 | 8.0/10 |
| 4 | Visp End-to-end ISP billing, customer care, and back-office automation software with payment processing. | enterprise | 8.4/10 | 9.1/10 | 7.7/10 | 8.2/10 |
| 5 | Freeside Open-source billing and account provisioning system tailored for ISPs and telecoms. | specialized | 7.8/10 | 8.6/10 | 6.5/10 | 9.5/10 |
| 6 | BillMax Flexible ISP billing software with support for RADIUS, DHCP, and custom rate plans. | specialized | 7.6/10 | 8.4/10 | 6.2/10 | 7.3/10 |
| 7 | Porterville Cloud-based ISP billing and CRM solution with inventory management and reporting. | enterprise | 7.6/10 | 8.0/10 | 7.2/10 | 8.4/10 |
| 8 | IBS Billing Comprehensive billing system for telecoms and ISPs with prepaid/postpaid support and VAS integration. | enterprise | 7.3/10 | 8.1/10 | 6.4/10 | 7.0/10 |
| 9 | Chargesphere Real-time telecom billing platform for convergent charging and revenue management. | enterprise | 7.8/10 | 8.2/10 | 7.4/10 | 7.7/10 |
| 10 | UCRM Free billing and CRM tool from Ubiquiti for managing ISP customers, invoices, and tickets. | other | 7.8/10 | 8.2/10 | 7.0/10 | 9.5/10 |
All-in-one ISP management platform with advanced billing, CRM, network monitoring, and automation features.
Broadband billing and provisioning software designed for WISPs and fiber providers with lifecycle management.
Scalable billing, customer management, and service provisioning platform for hosting and service providers.
End-to-end ISP billing, customer care, and back-office automation software with payment processing.
Open-source billing and account provisioning system tailored for ISPs and telecoms.
Flexible ISP billing software with support for RADIUS, DHCP, and custom rate plans.
Cloud-based ISP billing and CRM solution with inventory management and reporting.
Comprehensive billing system for telecoms and ISPs with prepaid/postpaid support and VAS integration.
Real-time telecom billing platform for convergent charging and revenue management.
Free billing and CRM tool from Ubiquiti for managing ISP customers, invoices, and tickets.
Splynx
enterpriseAll-in-one ISP management platform with advanced billing, CRM, network monitoring, and automation features.
Fully integrated RADIUS server and TR-069 ACS for seamless subscriber authentication, provisioning, and real-time network monitoring.
Splynx is a comprehensive OSS/BSS platform tailored for ISPs, providing end-to-end management of billing, customer relationships, network operations, and monitoring. It supports automated invoicing, RADIUS authentication, hotspot management, VoIP billing, and advanced features like GPON and FTTH provisioning. Designed for scalability, it offers both cloud-hosted and on-premise deployments to handle ISPs of varying sizes efficiently.
Pros
- All-in-one solution covering billing, CRM, and network management
- Highly scalable with per-customer pricing model
- Extensive integrations including RADIUS, TR-069, and API support
Cons
- Steep learning curve for advanced features
- Minimum monthly fees make it less ideal for very small ISPs
- Customization requires technical expertise
Best For
Medium to large ISPs seeking a robust, integrated platform for billing and full network operations management.
Sonar
specializedBroadband billing and provisioning software designed for WISPs and fiber providers with lifecycle management.
Automated Network Discovery that dynamically maps and inventories network assets for real-time provisioning and troubleshooting
Sonar is a robust billing, CRM, and operations platform designed specifically for ISPs and communication service providers. It automates complex billing scenarios including recurring subscriptions, usage-based metering, and one-time charges, while integrating seamlessly with network infrastructure for service provisioning. The software also offers a self-service customer portal, advanced reporting, and tools for managing tickets and inventory.
Pros
- Highly customizable billing engine handles complex ISP scenarios like metered usage and bundles
- Deep integrations with RADIUS, CRM, and network discovery tools for end-to-end automation
- Scalable for growing ISPs with strong reporting and analytics capabilities
Cons
- Steep learning curve due to extensive features and customization options
- Pricing can be premium for smaller ISPs with low subscriber counts
- Some advanced customizations require developer assistance or API work
Best For
Mid-sized ISPs needing scalable, feature-rich billing with tight network and operations integration.
Ubersmith
enterpriseScalable billing, customer management, and service provisioning platform for hosting and service providers.
Seamless RADIUS integration for real-time ISP authentication, billing, and usage tracking directly within the billing workflow
Ubersmith is a comprehensive professional services automation (PSA) and billing platform designed for service providers, including ISPs, offering end-to-end management of billing, CRM, ticketing, and service provisioning. It supports ISP-specific needs like RADIUS integration, IP address management, bandwidth usage tracking, and automated service activation. The platform excels in handling complex, scalable billing cycles for recurring services and usage-based charges common in ISP environments.
Pros
- Powerful billing engine with support for metered usage, subscriptions, and one-time charges ideal for ISPs
- Deep integrations including RADIUS, DHCP, and network management tools for automated provisioning
- Scalable architecture with strong reporting and API extensibility for enterprise-level ISPs
Cons
- Steep learning curve and complex initial setup requiring technical expertise
- User interface feels dated compared to modern SaaS alternatives
- Pricing can be prohibitive for small ISPs with fewer than 1,000 subscribers
Best For
Mid-sized to large ISPs seeking a robust, all-in-one platform for billing, customer management, and service automation.
Visp
enterpriseEnd-to-end ISP billing, customer care, and back-office automation software with payment processing.
Native Radius integration for real-time subscriber authentication and bandwidth control
Visp (visp.net) is a cloud-based billing, CRM, and operations platform tailored for ISPs and service providers, automating invoicing, customer management, and network provisioning. It integrates with Radius servers for authentication and bandwidth management, supports multi-tenant operations, and offers a self-service customer portal. The software excels in handling complex billing scenarios like usage-based charges and one-time fees for telecom services.
Pros
- Strong ISP-specific integrations like Radius and MikroTik support
- Automated provisioning and scalable multi-tenancy
- Comprehensive reporting and customer self-service portal
Cons
- Steep learning curve for initial setup and configuration
- Interface feels dated compared to modern competitors
- Pricing can escalate quickly for larger customer bases
Best For
Mid-sized ISPs needing robust, ISP-focused billing with network management capabilities.
Freeside
specializedOpen-source billing and account provisioning system tailored for ISPs and telecoms.
Comprehensive provisioning system with dozens of backend modules for seamless integration with diverse ISP hardware and services
Freeside is an open-source billing, CRM, and provisioning platform tailored for ISPs and telecom providers, handling everything from customer onboarding to invoicing and network provisioning. It supports a wide array of services including DSL, cable, VoIP, and wireless, with automated workflows for billing cycles, payments, and ticketing. As a mature Perl-based solution, it offers deep customization for self-hosted deployments.
Pros
- Completely free and open-source with no licensing fees
- Extensive provisioning modules for DSL, cable, VoIP, and more
- Highly customizable through Perl scripting and APIs
Cons
- Steep learning curve and complex initial setup
- Dated web interface lacking modern UI/UX
- Requires in-house technical expertise for maintenance
Best For
Technically proficient small to mid-sized ISPs needing a flexible, no-cost billing and provisioning system.
BillMax
specializedFlexible ISP billing software with support for RADIUS, DHCP, and custom rate plans.
Built-in RADIUS and Diameter servers for seamless real-time authentication and bandwidth management
BillMax is a robust, on-premise billing and customer management software designed specifically for ISPs, WISPs, CLECs, and telecom providers. It handles automated invoicing, payment processing, subscriber provisioning, RADIUS authentication, and network usage tracking across DSL, fiber, wireless, and VoIP services. The platform also includes CRM tools, trouble ticketing, and reporting for comprehensive ISP operations.
Pros
- Deep ISP-specific integrations like RADIUS and AAA for real-time bandwidth control
- Supports multiple billing models (prepaid/postpaid) and service types (DSL, wireless, VoIP)
- Highly customizable with strong reporting and automation capabilities
Cons
- Outdated user interface with a steep learning curve
- On-premise only, requiring IT resources for deployment and maintenance
- Pricing lacks transparency and is quote-based
Best For
Mid-sized ISPs and WISPs needing powerful, customizable on-premise billing with advanced network integrations.
Porterville
enterpriseCloud-based ISP billing and CRM solution with inventory management and reporting.
Native RADIUS server integration enabling seamless PPPoE authentication and dynamic bandwidth allocation
Porterville (porterville.in) is a web-based billing and management platform tailored for Internet Service Providers (ISPs), offering subscriber management, automated invoicing, and payment processing. It integrates with RADIUS servers for authentication and bandwidth control, supports MikroTik routers, and includes CRM, ticketing, and reporting tools. Designed primarily for small to medium ISPs, it streamlines operations from customer onboarding to revenue tracking.
Pros
- Robust RADIUS integration for real-time authentication and bandwidth management
- Affordable pricing with strong value for small ISPs
- Comprehensive reporting and bulk SMS/email features
Cons
- Dated user interface that may require a learning curve
- Limited advanced automation compared to enterprise competitors
- Customer support response times can vary
Best For
Small to medium ISPs in emerging markets seeking cost-effective, ISP-specific billing without complex setups.
IBS Billing
enterpriseComprehensive billing system for telecoms and ISPs with prepaid/postpaid support and VAS integration.
Advanced multi-protocol RADIUS integration for precise real-time bandwidth and usage billing
IBS Billing is a comprehensive ISP billing and customer care software designed for telecom and internet service providers, offering automated invoicing, subscriber management, and revenue assurance. It supports both prepaid and postpaid billing models, integrates seamlessly with RADIUS servers for real-time authentication and usage tracking, and includes CRM, reporting, and network provisioning tools. With multi-tenant capabilities, it's built to handle high-volume operations for mid-to-large ISPs.
Pros
- Robust billing automation with prepaid/postpaid support
- Excellent RADIUS and network integration for real-time monitoring
- Scalable for enterprise-level ISP operations
Cons
- Complex setup and steep learning curve for smaller teams
- Outdated user interface compared to modern SaaS alternatives
- Custom pricing can be expensive for startups
Best For
Mid-to-large ISPs needing scalable, feature-rich billing with strong network integration.
Chargesphere
enterpriseReal-time telecom billing platform for convergent charging and revenue management.
Seamless real-time RADIUS integration for accurate usage-based billing and provisioning
Chargesphere is a cloud-based billing and customer management platform designed specifically for ISPs, telecoms, and VoIP providers. It automates subscription billing, usage tracking via RADIUS integration, payment processing, and customer self-service portals. The software excels in handling complex billing scenarios like prepaid/postpaid plans, multi-currency support, and detailed analytics for revenue management.
Pros
- Robust RADIUS integration for real-time usage billing
- Flexible multi-tenant support for resellers
- Comprehensive reporting and analytics dashboard
Cons
- Dated user interface requiring adaptation
- Limited native mobile app functionality
- Setup can be complex for non-technical users
Best For
Small to mid-sized ISPs needing scalable billing automation with strong RADIUS compatibility.
UCRM
otherFree billing and CRM tool from Ubiquiti for managing ISP customers, invoices, and tickets.
Automatic device discovery and zero-touch provisioning directly from Ubiquiti UniFi and airMAX gear
UCRM (Ubiquiti CRM) is a free, self-hosted or cloud-based platform designed primarily for ISPs using Ubiquiti hardware, offering subscriber management, automated billing, invoicing, and payment processing. It integrates network monitoring, RADIUS authentication, support ticketing, and service provisioning into a unified dashboard. While versatile for small-scale operations, it excels in ecosystems reliant on Ubiquiti's UniFi and airMAX devices but may lack depth in advanced billing customization.
Pros
- Completely free with no licensing costs
- Seamless integration with Ubiquiti hardware for auto-discovery and provisioning
- All-in-one solution covering billing, CRM, ticketing, and network management
Cons
- Limited advanced billing features like complex prorating or usage-based billing
- Steep learning curve for users unfamiliar with Ubiquiti ecosystem
- Self-hosted version requires server maintenance and technical expertise
Best For
Small to medium ISPs heavily invested in Ubiquiti networking equipment seeking a cost-free, integrated management solution.
Conclusion
After evaluating 10 telecommunications, Splynx stands out as our overall top pick — it scored highest across our combined criteria of features, ease of use, and value, which is why it sits at #1 in the rankings above.
Use the comparison table and detailed reviews above to validate the fit against your own requirements before committing to a tool.
Tools reviewed
Referenced in the comparison table and product reviews above.
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