Your messaging struggles to scale. We can fix that.
Your team is building the next big thing—live chat, in-app messaging, and team collaboration. But you're hitting the same walls: socket infrastructure, concurrency limits, message replay logic, cross-platform SDKs, latency spikes, and managing message broker clusters.
The alternative? Piecemeal open-source stacks, custom WebSocket servers, load-balancing nightmares. And when traffic spikes? Good luck.
Luckily, PubNub eliminates all that. You skip the infrastructure drain and get straight to building features that matter.
BENEFITS
Here's how you can create the experiences users crave
Instant Messaging & Chat
Support live social and advanced chat features: status, typing, reactions, emojis, sentiment, moderation.
Benefit
Enable natural conversations between users, teams, and communities. Keep interactions safe with AI moderation while maintaining authentic engagement.
Smart Notifications
Push notifications, in-app alerts, presence updates, status changes, custom triggers, mentions, and more.
Benefit
Keep users engaged and informed with timely updates that drive retention and re-engagement across your entire app experience.
Message & Metadata Persistence
Message and metadata storage, conversation replay, search capabilities, and cross-device sync.
Benefit
Users pick up conversations seamlessly across devices. No messages lost, full context maintained, better user experience.
Presence & User Status
Online/offline detection, typing indicators, user activity, channel occupancy.
Benefit
Create lively experiences where users see who's active, who's responding, and who's available—building connection and immediacy.
Global Reliability
99.999% uptime, sub‑second delivery, worldwide edge network
Benefit
Messages deliver instantly everywhere. Your chat never goes down. Users trust your platform during critical moments and peak traffic.
“When broadcasting live events, there has to be minimum latency. This is why we chose PubNub because they are leading in this area.”
Arnon Shmuely
Director, Professional Services & Cloud, DAZN
CASE STUDY
How does PubNub support your app and customer engagement?
99.999% uptime, sub‑second delivery, worldwide edge network
Start free
Launch your first live feature in minutes
Copy‑paste snippets for web, mobile, and server; API‑first and headless‑friendly
No server maintenance or scaling guesswork; enterprise‑grade security and compliance
Frequently Asked Questions
What is PubNub?
PubNub is more than a real-time social engagemetn and API platform — it’s your launchpad for building the next generation of interactive experiences.
Whether it’s live chat, multiplayer games, IoT dashboards, or global collaboration tools, PubNub gives your team the power to create in minutes, not months.
With over 70 SDKs and flexible APIs, you can innovate without friction and bring your boldest ideas to life at scale.
How do PubNub APIs work?
Think of PubNub’s APIs as the invisible engine driving instant connection. It works alongside your existing infrastructure to deliver data in real time — so your apps stay alive, responsive, and deeply interactive. From chat and live analytics to location tracking and event updates, our APIs handle the heavy lifting of global scale and reliability while you focus on crafting extraordinary user experiences.
What programming languages and SDKs does PubNub support?
Innovation should never be limited by language. With 20+ SDKs — including JavaScript, Swift, Kotlin, Python, Rust, Unity, and IoT — PubNub meets you where you build. Whether you’re crafting a mobile app, powering a game, or connecting devices across the globe, PubNub’s SDK ecosystem lets you move fast and stay flexible.
How does PubNub ensure low latency and scalability?
Speed isn’t a feature — it’s a foundation. PubNub’s real-time network spans 15+ global Points of Presence, achieving sub-100ms latency and 99.999% uptime. That means whether your audience is across town or across the world, their experience stays seamless, even during massive live events. PubNub scales automatically so your ideas can grow without limits.
Can I trust PubNub with my sensitive customer and platform data?
Every innovation deserves protection -- that's why security and compliance are integral to our platform, not just a box to check off on a list.
PubNub’s platform is SOC 2-certified, HIPAA-compliant, and ISO 27001-certified, ensuring your data remains encrypted, authenticated, and under your control.
Whether you’re building healthcare systems, fintech platforms, or global gaming networks, you can move fast — and stay compliant.
Can it handle spikes during live events and sales?
Our managed infrastructure auto-scales across our global Points of Presence. Channel sharding, audience segmentation, and rate-aware notifications preserve performance at peak, so we scale alongside your needs.
How does PubNub improve developer productivity?
Your team’s time should be spent creating, not maintaining. PubNub eliminates the burden of managing infrastructure — freeing developers to move faster, experiment often, and deliver value sooner.
Teams have reported up to 75% faster development cycles and massive gains in productivity after switching from in-house systems.
What types of apps can I build with PubNub's APIs and SDKs?
The better question is — what can’t you build? With PubNub’s real-time APIs, you can create:
- Live chat and messaging
- Support chatbots
- Multiplayer and collaborative games
- Real-time dashboards and analytics
- IoT device communication
- Virtual events and global engagement tools
- Last-mile delivery tracking for real-time transportation and logistics
Whatever you imagine, PubNub provides the live interactivity backbone to make it fast, stable, and unforgettable for your users.
How do I get started with PubNub?
Your next breakthrough is just a few clicks away. Explore our Chat SDK demo for mobile to see real-time interactivity in action — messages, reactions, presence, and more. Or, connect with our experts to design a solution that fits your vision. Start building the future today.
Is there a free tier?
You can build, test, and launch your application for up to 200 monthly active users or 1M transactions for free, then upgrade as usage grows—no credit card required. You can learn more on our pricing page.
