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Discover More than You Expect With MirrorFly's Voice Call API

With a dedicated team of 300+ specialized voice call api developers, diverse hosting options, package of enriched-features and advanced protocols to build the exact voice chat app you demand.

The Contus MirrorFly Voice Calling API lets you make and receive calls over browsers, apps and web applications in order to add an extra performance to your business needs.

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High Performance
Backend Infrastructure

DevOps Grounded

300+ In House
Development Team

Built With

On-premises &
On Cloud

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Explore Voice Chat API & SDK Multi-facet Infrastructure

Fully Comprehensive Solid-feasibility to Build Custom Voice Communication Apps Across Web & Mobile

Driving Future-centric Voice Chat SDK & API Features

Elevating the Quality & Routing Calls Effectively for a Strong Static Connection Across Android & iOS

Voice Communication

Make, receive, and monitor calls around the globe using the voice api, it is now easier than ever with voice chat app.

One to One

Make private or direct calls to any specific user across any platform or device with ultra-low latency ensuring end-to-end encryption and experience crystal clear, high-quality audio calls.

Group Audio Calling

Connect with people globally from one-to-many calls through SIP and PSTN calls. Our powerful voice call SDK comes with advanced features and multiple participants in order to streamline your voice conferencing across the geographic regions.

Voice Call Notifications

Send bulk notifications as voice templates across channels, platforms and devices to deliver alerts, updates and information within a single tap with MirrorFly’s Voice chat APIs.

Text to Speech

Create custom text to voice tone as you prefer or from Contus MirrorFly’ in-house tones with unlimited languages. Synthesize voice in real time to multiple users through a human voice dynamically generated with raw text as your input.

Speech Recognition

Build responsive and automatic speech recognition feature with Contus MirrorFly’ live voice chat API & SDK infrastructure to act as a partial recognition of your users’ request which supports a global user base.

Voice Callkit

Voice Chat, Surf and process other activities on your mobile during voice calls within the app through MirrorFly’ Voice CallKit API. Make independent operations on your wish to enhance personalization on conferencing with friends & professionals.

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Voice Conferencing

Easy to integrate voice conferencing into web and mobile apps that helps to engage more users with in-app voice api & sdk.

Multi User Conferencing

Make persistent voice conferences across the devices and platforms. With MirrorFly’ low-latency voice api, hosts up to 250 participants across the globe to make discussions, meetings and webinars in clear voice quality.

Voice Conference Scheduling

Initiate instant meetings, discussions without follow up emails and phone calls. Schedule any number of audio conferences based on calendar and participants availability regardless of platforms and devices.

Active Directory / LDAP

Manage the entire users’ accounts with advanced admin-portal. Automate the synchronization of large corporate infrastructure containing a huge number of accounts to the app to host conferences.

Clear & Crisp Voice Quality

With MirrorFly’ voice api, contrive the best possible voice call experience you want. Our infrastructure routes the calls to the nearest data centre to deliver low-latency emitted voice quality across landline, mobile, iOS, Android & Web.

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voice call sdk for android

Advance Media Handling

Ideal choice to implement audio api to your industry, engage your customers like never before on any existing application.

Natural Language Processing

Develop better understanding with artificial intelligence as what users are learning and analysing about human languages using our programmable voice API for businesses to handle complex phrases and to experience better interaction in real-time.

Answering Machine Detection

With MirrorFly’ beta answering machine, streamline the outbound calls more effectively through connecting the calls with human and leaving voicemails according to the situation. Our Algorithms plays a major role in AMD.

Dual Channel Recording

Retrieve the backup calls through recording REST APIs. Record multiple numbers of calls and conferences to fetch information through recording options like start, stop, delete, pause and resume voice recordings.

Audio Re-routing

Setup routing of audio calls to other external devices such as Smart-TV, Bluetooth for an efficient remote accessing of the voice calls. The feature creates a bridge to connect with a large group of users.

Call Conversion

Convert the entire video calls taking place within the app into call with multiple format supports. Automatically convert any number of video calls into audio and vice versa in the recorded portal with clear & crisp quality.

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Integrate Voice Into Any Browsers, Web & Mobile Apps

Best Client SDKs to build your supercharged voice calling app let you stay connected globally with simple and short codes.

web browser voice chat
Browser SDK Connect securely across any platform through our browser based apps with single line codes using JavaScript-based WebRTC SDKs.
voip calling api
Mobile SDK A single line code to develop a VoIP calling platform for any iOS, Android and web app to optimize device performance.

Effective Highlights to Leverage Your Call Management Operations

Empower Smooth Customer Support & Sales with Multi-channel Communication APIs

  • Call Barging

    Listen and drop into the live calls to speak both with the caller and support agent to minimize the call transitions. With a quick drop in calls, increase customer experience and satisfaction.

  • Call Queueing

    Place all incoming calls in the line while your agent is busy attending other customers. With Call queueing API, calls will be notified and answered in the order, thus increases your agent efficiency and courteous treatment.

  • Call Forwarding

    Divert any number of calls to any device or desired number right from your call center application. Make Immediate or unconditional call forwarding for your customer support team in case of any situations.

  • Interactive Voice Response (IVR)

    Offer more voice response than simply say “Press 1”. Provide modern IVR that allows customers to find what they’re looking out faster and quicker. Reduce operational costs and increase customer loyalty.

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  • Voice Number Mapping

    Manage customer conversations from a massive pool of virtual numbers and save cost. It provides a maximum call efficiency for any voice service around the world across any platform.

  • Virtual Number Allocation

    Connect in a smart way instantly with virtual numbers by assigning them to call flows within your app. You can create these virtual numbers without a physical telephone by using VoIP and PSTN system.

Fine-tuned Data & Moderation Tools with Voice Calling API

Augment Deeper Insights on routing & Manage your voice call system across Android, iOS & Web Than ever Before

voice api for developers


Manage your entire voice call insights with a quality analytics report. With the voice insights for Carrier/SIP calling, you can export a complete report of network & performance metrics, call data usage.


Centralized Administration

Take control of your entire centralized programmable voice call app, system integrations, user management capabilities and groups control within the admin console to create seamless workflow experience and to make decision makings.



Disregard the calling of defunct numbers into your mobile application and website in order to secure the HLR data and contact details of the users from unauthorized access.



Add real-time transcription feature into your mobile and web applications which recognizes 100+ languages. The automatic speech recognition is simply the top of the line strategy to upgrade your business responsiveness.


Dynamic Caller ID

Customize your own caller ID to strengthen the identity of your business or enterprise on outbound calls. With simple configurations, change caller ID periodically in trunk according to locations.

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Build a Developer-friendly Voice API Platform

MirrorFly’s voice API empowers the future of business communications by connecting people globally

Technical Specification

With a supportive team of 300+ dedicated expertized developers now you can build voice chat apps for your business.

Low-Code Embed

Select the IFRAME code of your choice and get simplified codes to build a robust, scalable high speed app that can go live within minutes

Feeds API

Enables to scale the feed infrastructure without affecting the app usability or performance. It updates the user with all current happenings like reactions, feed ranking, etc.

Real-time Dashboard

Easy-to-use dashboard allows the user to chat without disturbance with an effortless ticket routing system, productive workflows and a huge user engagement.

Multiple Platforms & Languages

Build your voice app with your preferred programming languages like Kotlin, React Native, etc. in any platform, desktop, or mobile app.

World Class Docs and SDKs

Oue easy and simple guided document helps you integrate our voice APIs into your web and mobile app, without the need of developers.

Security & Compliance

Solid Secure Cloud-infrastructure Eradicates Vulnerabilities


MirrorFly is entirely encrypted with E2EE to prevent the api voice call data being read or decrypted by traffic hackers. The servers between MirrorFly and client are safeguarded with key encryption and HTTP authentication to protect from unsanctioned access.

TURN Relay

MirrorFly ensures in providing you a TURN (Traversal Using Relay NAT) media Relay point where the voice call system connection is routed through symmetric NATs which acts as a firewall to secure huge enterprise load connections.

Your Own
TURN Servers

In this scenario, MirrorFly offers an additional layer of security to utilize your own TURN media relay point in order to safeguard the route of peer-to-peer connection of voice chat across the regions.


The entire backups of the MirrorFly’s customer data, subscription details, call logs and call recordings preserved are encrypted using (Advanced Encryption Standard) AES-256 bit to shield from third-parties.

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Powerful Solution to Orchestrate Voice Calling Across Verticals

Empowering the Voice Communication App’s Performance for Every Sector to Unparallel the Network Scalability on Android, iOS & Web

Healthcare Arrow Arrow

voice call software for enterprise business

Digital Technology to Transform Healthcare

Connect the doctor and patient in a smarter way on a telemedicine app using our digital healthcare APIs and SDKs. Give your patient cost-effective treatment around the clock with more secure and personalized care where patients can share their health symptoms without hesitation.

  • Quick and secure teleconsultation
  • Secure sharing of medical records
  • Instant alerts to keep track of patient health
  • Reminders of scheduled appointments
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Telecommunication Arrow Arrow

voice broadcast api for telecommunication

Tweak Voice Calling Over Carrier Calls

Network Providers can enable high-quality programmable voice calls to any device across the globe with their own network brand name. With live voice API & SDK infrastructure, network providers can transform the telecom landscape to yield customer satisfaction and business profit over outdated carrier calls. Reduce the overall call service cost into half the rate by replacing SIM-based telephony calls into SIP & VoIP-based calls

  • Internet Calls
  • Over-the-top Communication
  • Cost-effective
  • Multi-country Direct Connection
  • Live audio Streaming
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Construction Arrow Arrow

 self hosted voice chat for construction

Resolve Reworks on the Go

Connect site workers instantly to eradicate confusion, rework, and emergency alerts with our voice chat APIs to deliver a real time communication system where a prolonged chain is no more effective. Engage, reach bulk employees at a moment to amplify workers safety and productivity.

  • Employee Engagement
  • Team Meetings
  • Photo & File Sharing
  • Real-time Site-walk Through
  • Organized Data Sharing
  • Conference Scheduling
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Customer Support Arrow Arrow

On premises voice calling Sdk for Customer Support

Heighten Cost-effectiveness

Establish an immense connection between enterprise and customers via live voice calling possibility to exceed the higher degree of customer experience and multiple opportunities for business growth. Give more sophisticated communication space to your support to handle call operations more efficiently than ever with voice call APIs

  • Advanced Call Control
  • Answering Detection
  • Custom Hold Music
  • One to one
  • Call Notification
  • Audio Encrypted
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Manufacturing Arrow Arrow

Top voice chat software for manufacturing

Connect Supply-chain Instantly

Drive measurable benefits on service productivity, resolve onsite issues and service delays with a modern voice communication platform on Android, iOS & Web with MirrorFly’ voice call software. Broadcast updates, technical issues to the entire organization with a clear audio conferencing to resolve problems and enhance organizational productivity.

  • Troubleshoot Customer Problems
  • Conference Calling
  • Document Sharing
  • Real-time Broadcasting
  • Dual Channel Recording
  • Audio Rerouting
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Gaming Arrow Arrow

white label voice call solution for Gaming

Bolstering Community Collaboration

Maximize the true gaming experience of the user with one-to-one or multi-party voice chat features to strengthen player participation, social sharing of your gaming community application. Leverage in-game api voice call experience to your users where they can engage with other gamers through audio calling apps. By creating channels and groups, social gamers can team up and communicate in real time.

  • One to One Call
  • Voice Conference Call
  • Hold & Pause
  • Natural Language Processing
  • Dual
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Logistics Arrow Arrow

real time voice calling sdk for Logistics

Grow Rapidly with Click-to-call Action

Reduce last-minute losses through creating real time audio calling systems across all the delivery areas by integrating live voice chat API & SDK on existing applications. Make announcements, discussions with audio to streamline services and bring efficiency that results in business growth.

  • SIP Calling
  • Reliable Communication with Drivers
  • Delivery Notifications
  • Emergency Updates
  • Active Directory
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Queries You Might Want To Ask

Enrich the Highest Video calling experience across platform With Advanced Control Tools
Is it Possible to Record a Voice Call on MirrorFly? Arrow
How Secure are My Voice Calls Made on Your Platform? Arrow
Can I integrate MirrorFly APIs into any device? Arrow
How Much Data Does MirrorFly Consume for a 1-minute Voice Call? Arrow
What's the Duration Limit in MirrorFly's Voice Call Solution? Arrow
Do I need to be technically skilled to use MirrorFly APIs? Arrow
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