High-Quality Voice and Video API SDKs for Superior App Engagement

Conversations are crisp and clear with voice and video call API!

Make and receive in-app calls, record calls, modify calls, create conference calls, integrate click-to-call, etc., letting your customers directly reach your sales or support executives for their purchase queries.

Voice API - Video API

Why API Exchange?

Get from API-Exchange: SaaS APIs for Consumer and Enterprise Apps


Fully Customizable

Give your consumers a flawless in-app voice calling experience that will enable them to quickly and efficiently resolve any issues.



Uptime of the API is up to 99.997%. We guarantee that your videos will always be accessible with API-Exchange’s real-time voice API and video API.



With quick encoding and global distribution, you can upload videos up to 4K resolution. This is the reason we created a premium, high-performance private CDN.

For developers-by developers

For developers-by developers

It saves developers tremendous time and effort because the API and SDK documentation provided by us is easy to understand and quick to deploy



It supports millions of concurrent users within a single channel. Our voice chat app framework takes care of memory, hardware, and other system resources to ensure optimal performance.

Functional Feature Set

Functional Feature Set

Missed call alert, screen share for detailing the product, in-app click-to-call, call forwarding, and track calls are the features of exceptional user engagement

Make your customers realize that you’re at a touch of a button. distance Keep their trust with our APIs!


Voice and Video

Make a 1:1 call or let your participants join the group call.


Host Controls

Unique functional-level host controls that help manage calls.


Multi-Device Support

Talk or meet across web and mobile apps with high-quality voice-video.

Chat Messaging APIs for all Business Sectors

Ship In-App Calls: Solutions for every industry


Market Place

Our API integration for voice-video includes video call API and voice call APIs letting your e-commerce apps stay in direct connection with customers.


Social Apps

Integrate video calling APIs and SDKs in your social and community apps to get closer to the people who matter the most to you.


Food Delivery

Let your restaurants and delivery agents have a direct talk with consumers with our live video calling SDKs.



Our API integration for voice-video includes video call API and voice call APIs letting your e-commerce apps stay in direct connection with customers.



Conduct group audio-video conferences with students while presenting a lecture. You can mute all participants' voices.



Incorporate video call SDK in your gaming apps to let the gamers initiate a video chat with their fellow gamers.



Let daters talk in person to learn more about each other with our end-to-end encrypted voice-video calling APIs.



Connect with the drivers with a voice-video call to track and understand the inventory and delivery status of the goods.

Call APIs

Great Calling Experience with these Call APIs:

- Voice Calling

- Multiple host

- Video calling

- Waiting room

- Screen Sharing

- Host Controls

- Group Calling

- Webinar

- Scheduling

- Call switching

Voice API - Video API

No Hidden Pricing! Only pay for what you choose….

It’s important to stay ahead of the market to stay connected with your customers. Integrate chat, real-time voice and video APIs in all the real-world scenarios with few lines of code.

Frequently Asked Questions.

Our chat service APIs are well structured, with the set of commands and callbacks helping you launch and handle the ongoing chat session successfully. Our Chat APIs help you:

A simple question?

Absolutely!We work with top payment companies which guarantees your safety and security. All billing information is stored on our payment processing partner.

A question that is longer then the previous one?

Yes, it is possible!You can cancel your subscription anytime in your account. Once the subscription is cancelled, you will not be charged next month.

A simple question?

Currently, we only offer monthly subscription. You can upgrade or cancel your monthly account at any time with no further obligation.

A simple question?

Absolutely!Yes. Go to the billing section of your dashboard and update your payment information.

A simple question?

Unfortunately no.We do not issue full or partial refunds for any reason.

A simple question?

Of course! We’re happy to offer a free plan to anyone who wants to try our service.

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Join them now and grow your business.


Pay-as-you-Go Model

No hidden charges! Subscribe to transparent and affordable pricing.



Get it customized to suit your enterprise need for a cost-effective price