App to App Calling - Voice API
Spark conversations instantly with App to App Calling
Enable crystal-clear voice calls directly within your applications with App to App Calling to enhance engagement and build deeper connections. Secure and cost-effective, our Voice SDK is designed to boost your business efficiency and customer satisfaction with every conversation.
Trusted by more than 3 million business users. 
What is app-to-app calling and how does it work?
Our app-to-app calling feature (A2P) uses 8×8’s IP network to connect two smartphone devices via the app interface. With this feature, any native mobile applications can have secure voice calling capabilities.
8x8 App to App Calling: Empowerment at Your Fingertips
Speed and accessibility
Connect faster and keep conversations going with 8×8’s proven technology and robust private VoIP network. Say goodbye to traditional call minutes and hello to quicker, more efficient communications.
Enhanced security
Safeguard your user interactions with built-in phone number masking. Offer superior privacy without compromising on connectivity, ensuring every interaction remains secure and private.
Robust scalability
Keep every conversation on your platform with 8×8’s scalable in-app calling solutions. Prevent revenue leakage and manage growth effortlessly, all while ensuring seamless user experiences.
Future-ready communication
Integrate 8×8 voice solutions into your existing CRM and mobile applications to enhance collaboration, boost productivity, and deliver exceptional customer experiences.
Insightful data, informed decisions
Gain actionable insights with detailed reports on call metrics. Understand your customers’ needs and adapt in real-time for maximum impact.
Reliable connectivity
Ensure uninterrupted communication with automated fallback to telephone networks, with dedicated local numbers where available. Always maintain connectivity and service quality.
Effortless recording
Automatically transfer call recordings to your FTP or S3 storage. Benefit from improved quality assurance, compliance tracking, training, and more with easily accessible recordings.
Automated fallback to maximize call success
Ensure your calls connect even in low data coverage areas with automated fallback to PSTN. Plus, enjoy enhanced privacy with masked numbers.
Pay as you grow
Only pay for successful calls. Our transparent billing gets you more for less, ensuring every penny is an investment in your success.
App to App Calling in 15 seconds
Find out if you should be using app-to-app calling for your business
Empower interactions with 8x8 App to App Calling
Streamline in-app support
Solve customer issues within your app interface, leveraging in-app voice calls for real-time problem resolution that builds loyalty and trust.
Safeguard privacy in communication
Offer voice calling without compromising user anonymity. Protect personal data and maintain confidentiality with every interaction.
Expand market reach
Utilize our multilingual support to converse with users across the globe, making every call an opportunity to grow your user base.
Foster user retention
Engage users directly within your application, cutting down on customer attrition with convenient and efficient in-app support.
Scale effortlessly
Adapt our voice call application to fit your growing user demand without sacrificing performance, ensuring a seamless experience as your user base expands.
Enhance user engagement
Introduce a personal touch with voice calls that encourage user interaction, keeping your community engaged and active.
Potential use cases across industries
Streamlined Delivery
Enhance the efficiency of your delivery services with in-app voice calls. Our solution connects your fleet and customers, ensuring deliveries are coordinated smoothly with high-quality voice communication.
Enhanced Safety & Connection
Elevate passenger and driver safety. Facilitate anonymous, secure in-app conversations to provide clear directions and improve service reliability.
Focused Hiring
Streamline the hiring process. Connect candidates with recruiters directly in-app, cutting through the noise for focused and efficient job matchmaking.
Boost Sales & CX
Reduce costs, improve the customer experience, and boost sales by connecting buyers to sellers, allowing them to communicate without leaving your platform.
Safe & Secure Connections
Make safety paramount in the quest for connection. Our voice calls keep personal numbers private, building secure relationships directly through your app.
Trusted Transactions
Broadcast emergency notifications and event reminders, keeping the school community informed and engaged.
Get started with 8×8 App-to-App Calling
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