Three enterprise-grade, standalone VoIP software products: VoIP billing software and softswitch, intelligent contact center, and white-label softphone. Deploy ready-made, rebrand, or let us customize them to your stack.
Tell us what you need and we will take you straight to the right fit.
ASTPP
iCallify
Fonimo
Help me choose
Choose from three standalone enterprise VoIP products, each ready to use out of the box. Deploy them as-is, rebrand them, or let our developers customize and integrate them into your platform.
VoIP billing & softswitch
100% Customizable
Scalable Softswitch
Open-source VoIP billing software and routing built on FreeSWITCH, with rating, credit control, and reseller management.
Call center software
White-Labeled
Inbound & Outbound AI
Intelligent contact center software for inbound, outbound, and blended teams, with AI dialer and advanced reporting.
White-label WebRTC softphone
100% White-Label
WebRTC Multi-Platform
A branded white-label softphone with HD audio and video, messaging, and push notifications, available on any device.
Tell us about your use case, and our experts will recommend the right product or a custom combination.
Open-Source VoIP Billing & Softswitch
100% Customizable
Scalable Softswitch
ASTPP is open-source VoIP billing and VoIP softswitch software built on FreeSWITCH. It supports pre-paid and post-paid billing, call rating, and credit control, along with calling cards, smart routing, DID inventory, reseller management, PBX, fax, and STIR/SHAKEN.
Intelligent Call Center Software
White-Labeled
Inbound & Outbound AI
iCallify is intelligent contact center software built to improve customer experience and agent productivity. With an AI auto-dialer, call routing, voice broadcasting, and WhatsApp integration, it supports inbound, outbound, blended, and helpdesk operations.
White-Label WebRTC Softphone
100% White-Label
WebRTC Multi-Platform
Fonimo is a next-gen white-label softphone built on WebRTC. It offers HD voice and video, messaging, and easy third-party integrations, all in a branded app for mobile, desktop, and web.
Established in 2010, Inextrix builds, customizes, and supports all these products. Choose a ready-made solution, tailor it to your brand, or work with us to build something fully custom.
Deploy a proven product quickly.
Adapt the product to your workflow and brand.
Build a solution from scratch for your specific use case, backed by 24/7 engineer-led support.
If you need VoIP billing, rating, or a softswitch, choose ASTPP. For a call center or contact center, choose iCallify. For a branded softphone across mobile, desktop, and web, choose Fonimo. Not sure? Tell us your use case, and we’ll recommend the right product or a custom combination.
Yes. ASTPP is an open-source VoIP billing and routing platform built on FreeSWITCH, used by 12000+ businesses across 95+ countries.
Yes. We can customize each product to match your workflow and brand. Fonimo is fully white-label, while ASTPP and iCallify can be tailored to your specific requirements.
Yes. We handle setup, configuration, and integration, along with 24/7 engineer-led support and ongoing improvements.
Yes. All three products can integrate with CRMs, billing platforms, and other business tools through APIs and standard interfaces. Fonimo can integrate with any third-party system.
Yes. ASTPP, iCallify, and Fonimo are standalone solutions that work independently out of the box. If you need them to work together, our developers can customize and integrate them into one unified platform. For example, connecting ASTPP billing with the iCallify contact center.
With decades of experience and know-how in software development essentials, we build future-proof, intuitive, and highly scalable web, mobile, and VoIP solutions. Bring ultimate success to your business with Next-Gen, Tech-Empowered Solutions.
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