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Powerful SDKsAPIs to Supercharge
In-App Communication

Build secure, scalable, and intelligent in-app communication with our cross-platform chat SDKs and messaging APIs. Whether you’re developing a telehealth platform, customer service app, or social community, QuickBlox gives you the tools to build and scale fast.

Modular SDKs. Prebuilt UI Kits. AI-ready. HIPAA-compliant.

Why Developers Choose QuickBlox

Modular Chat SDK Design

Modular Chat SDK Design

Add only what you need: chat, calling, bots, notifications, etc.

UI Kits & Code Samples

UI Kits & Code Samples

Build faster with prebuilt components for every SDK.

AI Messaging Features

AI Messaging Features

Upgrade your chat SDK with SmartChat Assistant, real-time translations, and answer assist.

HIPAA-Ready

HIPAA-Ready

Designed for secure messaging in healthcare, finance, and enterprise apps.

Full Developer Resources

Full Developer Resources

GitHub repos, live docs, and support.

Scalable Messaging SDK

Scalable Messaging SDK

Built to support millions of users with low latency and high uptime.

Smarter Communication with AI

Enhance every conversation with powerful AI tools built into our SDKs and APIs.

All AI features are available via our SDKs and APIs, and pre-integrated into QuickBlox UI Kits for effortless setup.

AI Answer Assist

Instant AI suggestions to support faster replies.

AI Answer Assist

AI Translate

Real-time translation across 100+ languages.

AI Translate

AI Rephrase

Adjust tone for clarity and brand consistency.

AI Rephrase

AI Transcribe

Convert voice or video to text for easier recall.

AI Transcribe

AI Summarize

Generate concise summaries of long
chat threads.

AI Summarize

AI Agents

Deploy customizable, AI‑driven chatbots to automate support and guide users.

AI Agents

What Developers Build with Our SDKs

icon healthcare icon healthcare

Healthcare Platform

icon e-commerce icon e-commerce

E-commerce Website

icon gaming icon gaming

Gaming App

icon chat icon chat

Customer Support
Chat App

Healthcare Platform

Use our HIPAA-compliant chat SDK to power secure doctor-patient messaging, Al-driven intake, and video consultations.

healthcare platform

E-commerce Website

Add a chat SDK to your website to guide customers, automate FAQs, and boost conversions with human + AI support.

e-commerce website

Gaming App

Use our instant messaging SDK to build fast, fun, cross-platform chat rooms, matchmaking, and real-time notifications.

gaming app

Customer Support Chat App

Integrate our messaging SDK into web and mobile apps for seamless customer communication and AI-first automation.

customer support chat app

Testimonials

Testimonials Ed Camarena
VP, Products & Partners, Byga

«QuickBlox has been a valuable integration for our platform. We used their chat SDK within Byga to improve communication between coaches, parents, and players. The flexibility of the platform and the responsiveness of their development team made it possible to tailor the solution effectively.»

Testimonials Justin Harr, Founder
Eden

«Great Social Platform. The technologies they use are paramount to my app’s success, and their SDK integration was seamless.»

Testimonials Adil Zehir
Founder, Cerasus/BlindID

«QuickBlox’s developer-friendly, multi-platform chat APIs and SDKs allowed us to add chat functionality to our app very quickly.»

Frequently Asked Questions: Chat SDKs & APIs

What is a chat SDK?

A chat SDK is a toolkit that helps developers add chat functionality to apps, including code libraries, UI components, and documentation.

What is a chat API?

A chat API connects your frontend application to a backend messaging system, enabling real-time communication. QuickBlox offers robust chat APIs for websites, mobile apps, and enterprise solutions.

Which API is best for chat applications?

The best API for chat applications depends on your use case, but an ideal chat API should offer real-time messaging, scalability, security, and easy integration. QuickBlox provides a robust, HIPAA-compliant chat API with cross-platform support, customizable features, and comprehensive developer documentation—making it a top choice for our customers.

Does QuickBlox chat work on web and mobile?

Yes. QuickBlox offers cross-platform support with chat SDKs for Android, iOS, Flutter, and React Native, plus a chat API for web apps—so you can build chat experiences that work seamlessly on smartphones, tablets, and desktops.

How do you integrate chat on a website?

To integrate chat on a website, you can use the QuickBlox chat API or JavaScript SDK. Simply follow our step-by-step documentation to connect your frontend to the backend messaging service, customize the UI, and start exchanging real-time messages. No server setup required.

How many concurrent users can use my QuickBlox chat service?

QuickBlox supports thousands of concurrent users, depending on your chosen plan. Higher tiers offer greater scalability. For specific limits and recommendations, contact our enterprise team.

What is the retention period of chat message history?

The retention period for chat message history depends on your selected QuickBlox plan. For full details, visit our pricing page.

What if I need help integrating my chat solution?

QuickBlox provides detailed documentation, community support, and a Help Center to support your integration. Support levels vary by plan, but if you need assistance beyond your included quota just get in touch.

Additional Resources

Ready to Build Smarter?

Start building your secure, AI-enhanced chat app today.