Choosing the right VoIP billing software is an important decision for telecom operators. It affects call rating accuracy, invoice processing, business growth, and revenue tracking. For operators handling high call volumes across multiple tenants or resellers, even small billing errors can lead to significant revenue losses over time.

According to a report, the global mobile VoIP market was valued at US$46.9 billion in 2020 and was projected to reach US$183.7 billion by 2027, growing at a CAGR of 21.5%. This growth increases the need for reliable billing systems across the telecom industry, including ITSPs, softswitch providers, UCaaS platforms, and MVNOs.

This guide explores the top 10 VoIP billing software for telecom operators to consider in 2027. It covers what each platform offers, the types of businesses it supports, and what to consider before choosing a solution.

Why VoIP Billing Software Matters in 2027

Why VoIP billing software is essential for telecom operators

Telecom billing is more than a back-office task. It plays a key role in protecting revenue and keeping business operations running smoothly. Incorrect call ratings or invoices can lead to revenue loss, reseller disputes, and customer dissatisfaction. They can also make it harder to introduce new rate plans or expand into new markets.

As telecom operators move toward cloud-based infrastructure, multi-tenant VoIP platforms, and usage-based pricing, billing requirements are becoming more complex. Operators need to manage:

  • Multiple reseller tiers with different rate tables and profit margins
  • Real-time prepaid accounts alongside monthly postpaid billing
  • LCR (Least Cost Routing) linked with rated CDRs to track call costs and profitability
  • Multi-currency invoicing and regional tax requirements
  • Fraud detection based on call patterns and unusual activity

Choosing the wrong platform during business expansion can create the need to rebuild or replace the billing system later. This can be costly and disruptive, especially when reseller agreements and customer accounts are already active.

What to Look for in Telecom Billing Software

Before comparing platforms, it helps to understand which features matter most. The best telecom billing software in 2027 offers capabilities beyond basic billing and supports the evolving needs of growing telecom businesses. Here are the key features to consider.

  • Real-time CDR processing:Call detail records should be rated and updated as calls happen. Batch processing can delay updates and create gaps in prepaid account balances.
  • Multi-tenant architecture:For reseller and white-label businesses, the billing system should support separate account hierarchies, rate tables, and invoices for each tenant.
  • Prepaid and postpaid support:Operators serving different customer types need both billing models in one platform, without relying on manual workarounds or separate systems.
  • Rate management:The platform should make it easy to import carrier rate sheets, manage hundreds of destination codes, and update rates without service interruptions.
  • API-first integration:The billing platform should connect with provisioning systems, CRMs, and switching platforms through APIs. This reduces manual work and makes data reconciliation easier.
  • Fraud detection and alerts:Real-time traffic monitoring should help identify unusual call patterns and flag potential fraud before losses increase.
  • Invoice automation:Look for automated, branded invoices that can be generated at the end of each billing cycle, with support for multiple currencies and regional tax requirements.
  • Scalability:The platform should handle growing traffic and customer accounts without requiring frequent changes to the billing infrastructure.

Top 10 VoIP Billing Software for Telecom Operators in 2027

 

1. ASTPP

ASTPP is an open-source VoIP billing software built on FreeSWITCH. It is designed for ITSPs, wholesale carriers, and telecom operators that need flexible billing without expensive per-seat licensing.

ASTPP supports both prepaid and postpaid billing, real-time CDR processing, and multi-tenant deployments with separate reseller rate tables. Operators can manage routes, rates, customer accounts, and invoices from one admin panel.

Key Features:

  • Real-time CDR processing and rating engine
  • Multi-tenant billing with reseller account hierarchies
  • Prepaid and postpaid billing modes
  • LCR and route management integrated with billing
  • Invoice generation with customizable templates
  • Fraud detection and traffic monitoring tools
  • Open REST API for third-party system integration
  • Active open-source community with regular version releases

Best For: ITSPs, wholesale carriers, telecom startups, and operators looking for a FreeSWITCH-based billing platform with full code-level control.

2. PortaSwitch by PortaOne

PortaSwitch is a commercial VoIP billing platform used by telecom carriers and ITSPs worldwide. It combines a softswitch, customer portal, and billing engine in one platform, reducing the need to connect separate systems.

Its billing features cover wholesale and retail customers, real-time usage tracking, automatic invoice generation, and payment gateway integration. It is worth considering for operators who prefer an all-in-one platform with commercial support.

Key Features:

  • Switching and billing in one commercial platform
  • Wholesale and retail billing from a single admin panel
  • Self-care portal for resellers and end customers
  • Multi-currency and multi-language billing support
  • Revenue analytics and reporting dashboards
  • Vendor-managed updates, patches, and technical support

Best For: Mid-size to large carriers and ITSPs that need an integrated switching and billing platform with vendor-backed support.

3. JeraSoft VCS

JeraSoft’s Voice Carrier Suite is a VoIP billing software designed for wholesale and retail telecom operators. It focuses on accurate rating, CDR processing, and traffic management.

The platform can handle large volumes of CDRs and offers flexible rate management for operators working with multiple destinations and carriers. It also supports different pricing rules and time-based rates.

Key Features:

  • High-volume CDR processing and mediation
  • Wholesale and retail customer billing
  • Rate plan management with destination-level overrides
  • Real-time fraud detection and traffic analytics
  • Payment processing integration with major gateways
  • SIP trunk and DID number management

Best For: Wholesale voice carriers and telecom operators handling high CDR volumes and complex rate management requirements.

4. Rev.io

Rev.io offers a cloud-based telecom billing platform for communications service providers and managed service providers. It helps businesses manage usage-based billing, recurring charges, invoicing, payments, and customer accounts from one system.

The platform supports real-time rating and high-volume usage processing. It also brings billing, payment management, and reporting together, helping telecom providers reduce manual work and manage their revenue more efficiently.

Key Features:

  • Usage-based billing and real-time rating
  • Automated invoice generation and payment management
  • Recurring and subscription billing
  • Customer account and service management
  • Telecom tax and compliance support
  • Revenue reporting and analytics
  • Customer self-service portal

Best For: Telecom providers and MSPs looking for cloud-based billing with automated invoicing, payment management, and usage rating.

5. TimelyBill

TimelyBill is a telecom billing and customer management platform for VoIP, wireless, and communications service providers. It brings billing, usage rating, customer management, and revenue operations together in one system.

The platform supports CDR processing, recurring billing, usage-based pricing, and invoice generation. It also includes CRM, payment management, customer portals, and provisioning integrations, helping operators manage their daily billing activities more easily.

Key Features:

  • CDR processing and usage rating
  • Recurring and usage-based billing
  • Prepaid and postpaid billing support
  • Automated invoice generation and payment processing
  • Customer management and CRM tools
  • Fraud screening and real-time usage monitoring
  • Customer self-service portal
  • API-based integrations and automated provisioning

Best For: VoIP providers, wireless operators, and telecom businesses that need billing, CRM, usage management, and customer support features in one platform.

6. Telinta TeliCore

Telinta offers a hosted cloud softswitch and billing platform under its TeliCore brand. Instead of installing and managing billing software on their own servers, operators can use Telinta’s hosted environment for switching, billing, and customer management.

This approach reduces the need to maintain their own infrastructure. However, operators also have less direct control over the platform environment. It can be a suitable option for businesses that want to launch VoIP services without managing their own billing systems.

Key Features:

  • Hosted softswitch and billing in one managed environment
  • Multi-tenant customer and reseller account management
  • Self-care portal for end customers
  • Integrations with upstream carriers and payment processors
  • Real-time CDR rating and prepaid balance management
  • Platform maintenance and technical support from Telinta

Best For: New telecom businesses and operators that want a hosted billing and switching platform without managing their own infrastructure.

7. WHMCS with VoIP Billing

WHMCS is a billing and client management platform widely used by web hosting companies. It is also used by SIP trunking providers and hosted PBX operators through third-party VoIP billing modules.

The platform helps manage invoices, payments, customer accounts, and service provisioning. However, WHMCS does not include native VoIP billing features. Operators need suitable modules or integrations to handle SIP trunk billing, DID allocation, and usage-based charges.

Key Features:

  • Automated invoice generation and payment collection
  • Customer and reseller account management
  • SIP trunk and DID provisioning through third-party modules
  • Support ticketing and customer communication tools
  • Payment gateway support, including Stripe and PayPal
  • Third-party modules to extend VoIP billing functionality

Best For: Hosted PBX and SIP trunking providers already using WHMCS who want to add VoIP billing and provisioning features.

8. NetSapiens SNAPsolution

NetSapiens SNAPsolution is a UCaaS platform for service providers. It combines hosted PBX, call handling, billing, and customer management features to help operators manage their communication services.

The platform supports usage-based billing, subscriptions, and reseller account management. Its integration between service provisioning and billing can also reduce manual work for hosted UC providers.

Key Features:

  • Hosted UC and billing in one platform
  • Subscription and usage-based billing
  • Reseller and partner account management
  • Multi-tenant architecture for service providers
  • Self-care portal for business customers
  • Reporting and revenue analytics

Best For: Service providers offering hosted UC or hosted PBX services to business customers who need billing connected with service provisioning.

9. Yeastar Cloud PBX

Yeastar is a provider of PBX and unified communications solutions. Its cloud PBX platform also offers subscription and account management features that are useful for hosted service providers.

Businesses reselling Yeastar Cloud PBX can use its platform features to manage customer accounts, extensions, and subscriptions. However, its billing capabilities are closely tied to the Yeastar ecosystem, making it more suitable for providers already using its products.

Key Features:

  • Cloud PBX subscription management
  • Multi-tenant account and extension management
  • DID number management and allocation
  • Partner and reseller portal access
  • Self-care portal for end users
  • Integration with the Yeastar hardware and software ecosystem

Best For: Hosted PBX providers using Yeastar products who need subscription and customer account management within the same ecosystem.

10. Telgoo5

Telgoo5 is a cloud-based BSS (Business Support System) platform designed for MVNOs, telecom operators, and ISPs. Its billing features cover usage rating, subscriptions, invoicing, and customer management across voice, data, and SMS services.

The platform offers more than voice billing alone. It also supports provisioning, inventory management, and service management, making it relevant for operators managing multiple telecom services through one system.

Key Features:

  • Multi-service billing for voice, data, and SMS
  • Real-time usage rating and prepaid balance management
  • Subscription and usage-based pricing
  • Multi-currency and multi-language billing
  • Provisioning and inventory management tools
  • API-based integration with network elements and OSS systems

Best For: MVNOs, ISPs, and telecom operators looking for a cloud-based BSS platform that supports multiple services beyond voice billing.

How to Choose the Best VoIP Billing Software

Choosing the right platform depends on your business size, existing infrastructure, and the level of control you need. The best VoIP billing software should support your current operations, be easy for your team to manage, and handle your billing needs as your business grows. It should also allow room for expansion without requiring major platform changes every couple of years.

Here are a few important factors to consider before making a decision:

  • Scale of operation: A new ITSP with a few hundred customers has different requirements than a wholesale carrier processing millions of CDRs daily. Choose a platform that fits your current workload and expected growth over the next two years.
  • Open source vs. Commercial: Open-source platforms like ASTPP offer code-level control without per-seat licensing costs. However, they require technical resources for deployment, customization, and maintenance. Commercial platforms like PortaSwitch and JeraSoft VCS offer vendor support but usually come with licensing or subscription costs.
  • Cloud vs. on-premises: Platforms like Telinta and Telgoo5 offer hosted solutions that reduce infrastructure management. Other platforms, including ASTPP, PortaSwitch, and JeraSoft, offer deployment options for operators who want more control over their infrastructure. Consider whether your priority is easier maintenance or greater control over your data and systems.
  • Integration requirements: If your switching infrastructure runs on FreeSWITCH or Asterisk, look for billing platforms that support these technologies. A good integration helps keep call records, usage data, and billing information in sync. Poor integration can lead to billing errors and extra manual work.
  • Reseller program complexity: If you work with multiple reseller levels, your billing platform should support separate rate tables, reseller invoicing, and account hierarchies. Make sure these features are available from the beginning rather than relying on future customizations.

Conclusion:

VoIP billing software is an essential part of telecom operations, not just another business expense. A reliable billing system helps operators track revenue, generate invoices on time, reduce customer disputes, and make better business decisions as their operations grow.

The telecom billing software platforms covered in this list offer different approaches, from open-source solutions with greater control to fully managed hosted services. Each platform serves different business needs. For operators looking for an open-source, FreeSWITCH-based billing platform with flexible customization and full code-level control, ASTPP is worth considering.

Choosing the right platform requires more than comparing features or product demos. Evaluate different VoIP billing solution based on your call traffic, reseller structure, existing infrastructure, integration needs, and future growth plans. The right choice can help reduce operational challenges and support long-term business growth.

Looking to build, customize, or scale VoIP billing software for telecom operators? Explore how ASTPP can support your billing requirements and adapt to your business model.