Sippy Softswitch is one of the most secure, scalable, and flexible voice technology solutions available for modern VoIP businesses. Designed to serve global Mobile operators, MVNOs, Fixed Line Carriers, Wholesalers, Call Centers, and Retail/Enterprise SIP providers, Sippy delivers enterprise-grade performance at every level.
Sippy Softswitch is a cloud-based Class 4 (Wholesale) and Class 5 (Retail) softswitch solution built to power mid-tier interconnects, brokers, and carriers worldwide. Whether you are a VoIP entrepreneur, a growing startup, or an established carrier, Sippy provides a comprehensive management platform that allows you to focus on growing your business rather than managing your infrastructure.
Sippy is built on a robust B2BUA foundation, offering some of the most dynamic and flexible routing options in the industry. Routing rules can be applied individually or layered together to handle even the most complex call flow requirements.
Sippy Switch Key Features:

- Unlimited Supplier and Vendor Connections
- Adaptive Routing with ASR/ACD quality monitoring
- Profit and Loss protection through margin-based routing
- LRN and Number Portability Lookup support
- BTK Module Features
- STIR/SHAKEN Features
- SIP Error Code Management
- Automatic Invoicing
- DNCL / Do-Not-Call List and Blacklist support
- ENUM Features very fast response (less PDD (Post Dial Delay)
- Codec support: GSM, G.711a, G.711u, G.722, G.723, G.728, G.729
- Network packet capture for offline traffic analysis
- Multilevel Client management
- Language-agnostic API integration
- Status and alert notifications via email
- Operator prefix support
- Ported number support
- Support for summary tariffs and routing prefixes (increases Sippy performance)
- As an ENUM client within an external translator
- Status and alert notifications via email
Sippy Switch Packages and Prices
Why Choose Sippy Softswitch?
Modern Web Interface Sippy features a clean, intuitive web-based interface that makes day-to-day administration simple and efficient — no technical expertise required to navigate core functions.
Android Mobile App Stay in control of your switch from anywhere with the dedicated Android mobile application. Monitor and manage your VoIP operations on the go.
Class 4 / Class 5 Combined Switch Sippy is one of the few softswitches that seamlessly combines wholesale (Class 4) and retail (Class 5) capabilities in a single platform — giving your business maximum flexibility.
Flexible Routing Engine Sippy offers adaptive routing based on ASR/ACD performance, profit/loss margin protection, LRN/Number Portability lookups, and automatic failover to predefined backup routes.
Powerful XML-RPC API All core elements of Sippy are accessible through a comprehensive XML-RPC API, enabling deep system integration and custom development in any language — Python, Java, PHP, Ruby, and more.
Administration
Sippy gives your NOC team complete control over every aspect of the switch through a web-based portal. Key administration tools include:
- Network Activity Recorder for analysis and debugging
- Re-rate CDR tool
- Web-based Ping and Traceroute analysis
- Destination and Prefix management
- IP Firewall Management
- Web user access controls
- Full switch management via the web interface
Round-the-clock technical support is available through the Sippy web portal and email support team to assist with installation, configuration, and ongoing optimization.
Billing System
The Sippy billing engine is a comprehensive, unified billing solution designed not only for voice services but also for SMS and Triple Play services such as IPTV, video-on-demand, and data. Key billing capabilities include:
- Real-time billing engine
- Flexible billing cycles: weekly, fortnightly, and monthly
- Pre-paid and post-paid service plans
- Configurable call rating patterns (e.g., 30:6, 1:1 per-second billing)
- DID/CLD accessibility surcharge support
- Configurable service plan fixed fees
- Automatic payment processing via Credit Card or PayPal
- Low balance notifications and automatic top-up
- Support for 162 currencies with manual or automatic exchange rates
- Custom invoice template builder for business branding
- External Balance Daemon for centralized balance management
User Portal / Virtual Environments
For clients who purchase or rent a Sippy Softswitch license, virtual environments (partitions) can be created to run isolated and independently managed softswitch instances. Common use cases include separating retail from wholesale traffic, isolating trial routes from production, or providing white-label softswitch solutions to sub-customers.
Virtual Environment features include:
- White-label reseller portal
- Capacity and performance partitioning
- IP and port management
- Expiration date support
- Web interface accessibility management
- Available for Dedicated, FLEX, and Perpetual license types






