Crafting
tailored VoIP solutions
for Your Business
We’re passionate about empowering businesses globally to supercharge their digital evolution. Through innovative technology solutions, we’re committed to solving challenges and making the world operate more seamlessly.
Business Planning, Strategy & Execution
Strategic Planning Drives Success
Continuous Learning Leads to Excellence
Who We Are?
We are a technology company that is renowned for its foremost position on the global front for delivering software that accomplishes the transformative goals of SMBs and large scale enterprises.
With diverse experience in harnessing the true potential of leading and trending technologies for web, mobile, and custom VoIP development, we build brilliant tech products. We represent the top 10% of leading software development companies in India. We deliver transformative technology tools with our expertise in VoIP telephony, mobile, and web app development to redefine success for our worldwide clients.
Remember, it’s not enough to have yet another technological solution. You must have an early adopter or first mover advantage with unique features, bleeding-edge technology, and value added offerings. With our decades of diverse experience and vetted team, we will help you harness the power of foremost technologies, build quality assured products, and get early to the market to capture the world.
Members
Our Offerings
Quality communication propels ambitions and growth in organizations. We build sustainable, scalable, and brilliant real time communication tools that match your vision and business goals with our tailored VoIP development services.
Extend your reach and clientele with highly engaging mobile applications that fuel up returns and business adaptability. Our native and cross platform mobile app development transforms dreams into amplified revenue generation.
Reduce bounce rates, increase navigation, and improve returning visitors. Bring out the best for your digital presence with an enchanting web app, website, and web products built by the industry’s leading web development company.
React
Angular
node.js
Laravel
Javascript
Propel your business scale by harmonizing development and operational jobs to build the best quality products and solutions within the shortest time and gain a competitive advantage with our strategic and outstanding DevOps services.
Jenkins
Docker
Git
Ansible
Kubernetes
Our Products
Transformative software development services, uniquely designed to match your specific requirements and powered by AI to deliver intelligent solutions.
The Preferred Choice for VoIP Providers
ASTPP is more than just a billing platform—it's a complete VoIP ecosystem designed to optimize operations, enhance security, and deliver exceptional customer experience.
- Advanced Billing Automation
- Multi-Tenant Support
- Real-Time Analytics
- Integrated Security
- User-Friendly Interface
- White-Label Capabilities
- 24/7 Dedicated Support
- Integrated Fraud Prevention
Solutions
- Class 5 Softswitch
- Class 4 Softswitch
- Multi Tenant IP PBX
- Calling Card
- Fax over IP
- STIR/SHAKEN
AI-Powered Contact Center Software
Launch your contact center with iCallify in minutes! Effortlessly set up and start delivering exceptional customer service with powerful, performance-driven software.
- Multi Tenant Support
- Agent Portal with WebRTC
- AI Auto Dialers
- Automatic Call Distribution
- Call Routing
- Click to Call
- Voice Broadcast
- Multi Level IVR
Technologies We Used
- FreeSwitch
- React JS
- OpenSIPs
- Node JS
- MongoDB
- Python
A Softphone that Transforms the Way You Connect
Fonimo is a WebRTC-based VoIP softphone that delivers seamless, reliable communication, offering modern businesses secure and scalable solutions.
- QR Code Login
- Push Notifications
- Video Call Support
- Media File Sharing
- One To One Chat
- SMS Integration
- Message Broadcast
- Phonebook
Platforms
- Android
- iOS
- Web
Our Methodology
Inextrix Technologies: Committed to Success
Scalable, Flexible & Adaptable
Our engagement models and development methodology are tailored to empower all scaled projects.
Subject Matter Experts
We have a team of the top 3% of cherry-picked experts complementing skills of each other.
Performance Management
Ultramodern infrastructure, predefined conduct, and an eye for detail assure paramount performance.
Trusted by Global Clients
Our clients trust Inextrix to deliver intelligent, secure, and scalable VoIP solutions-tailored to their industry and communication goals.
Why Choose us?
Fast Onboarding
With minimal formalities, we ensure a superfast onboarding process to quickly start your dream project and move it faster to the destined solution. Enjoy short time to market advantage.
Customer Satisfaction
Our transparent approach and client-centric policies put us on the list of the most client-friendly companies that deliver excellence, eminence, and supremacy in our deliverables.
24/7 Support Services
We work beyond geographical or timeline differences with our client-first approach. Our business and technical support is available at your disposal, as and when you need it.
What Our Client Say
"We were looking for a reliable IP PBX solution as our conventional system had a lot of limitations. I’m happy with the solution and service provided by Inextrix. They gave us scalable IP PBX software and also integrated our CRM system and automated billing solution. This system increased productivity and ROI significantly."
Vice President, 8com inc
"Amazing group of guys to work with. After the quality of work I saw in the first project completed, we have decided to move all our development over to Inextrix. All work was completed on time and as expected. Would not think twice to recommend these guys."
Platformity
"Hi, I just wanted to send you guys a quick message on how great its been working with you guys on our voip development needs, in the last 3-4 years, you have been very responsive and always care about delivering the work as much as we do. Im very impressed with the high level of talent that you guys have and am grateful that I could find such dependable voip professionals that always do what they say they will. take care -Albert"
CleverMoto
Flexible Engagement Models
We are one of the top VoIP, web and mobile app development companies. We have designed the most practical and cost effective engagement models to empower our clients.
Fixed Cost
An ideal model for projects with crystal clear requirements and a predefined scope of work. It defines the exact cost and timeline for projects to give you the option to choose a better roadmap.
Hire a Developer
Skill augmentation and remote team building are made accessible with this model. An ideal option for large scale projects focusing on shorter time to market or formless requirement outlines.
Time and Material
Enjoy the advantage of fixed costs and hire dedicated developer models by defining resources that can align with your budget. Choose your team and investment to increase ROI.
Our Achievements & Recognitions
Proudly showcasing our awards, certifications, and industry recognitions earned through innovation and excellence.
Frequently Asked Questions
Get instant answers to all the frequently asked questions related to a retail Softswitch solution.
Inextrix provides end-to-end VoIP development services including Asterisk, FreeSWITCH, OpenSIPS, Kamailio, and WebRTC. We also offer VoIP mobile app development, consulting, support, and custom communication solutions.
With over 15 years of experience, global client reach, and a proven track record across industries, Inextrix stands out by delivering tailored VoIP solutions with a strong focus on innovation, support, and long-term partnership.
Yes, Inextrix offers dedicated hiring models for highly skilled and experienced developers. Whether you need experts in Asterisk, FreeSWITCH, OpenSIPS, WebRTC, and VoIP ,our developers work aggressively on your projects to deliver the best results ensuring seamless execution, flexibility, and complete transparency.
Absolutely. We offer 24/7 technical support, bug fixing, and regular maintenance services for all of our projects.
We work with clients in healthcare, finance, telecom, government, IT, education, and startup sectors, delivering secure, scalable, and industry-specific VoIP solutions.
Getting started is simple! You can contact us through our website, request a free consultation, or call us directly. Our team will analyze your requirements and propose the best-fit VoIP solution tailored to your business needs.
Custom VoIP development involves building tailored Voice over IP (VoIP) solutions that meet specific business communication needs. It can include IP PBX systems, VoIP billing platforms, call center solutions, conferencing systems, and more, all customized for your workflow, scale, and objectives.
Custom solutions like multi-tenant IP PBX systems, WebRTC-based communication apps, VoIP billing platforms, and AI-powered call center software are gaining popularity. And Customizing these with platforms with Asterisk, FreeSWITCH, and OpenSIPS ensures scalability, security, and future-ready performance.
Our Latest Blogs
Stay ahead of the game by keeping up with our latest blogs, which are based on real-world experience and the latest technological advancements.
- January 23, 2026
10 Best VICIdial Alternatives: Top Picks in 2026
VICIdial is an iconic open-source platform that has served as a core call c
Discover More- January 13, 2026
Inextrix at ITEXPO 2026: Showcasing Next-Gen VoIP & Telecom Solutions
The global communications landscape is rapidly transforming, driven by clou
Discover More- January 09, 2026
Leading WebRTC Tools and Solutions in 2026: A Complete Guide
Real-time communication (RTC) is now an absolute non-negotiable for every m
Discover More
