Talk to your customers.
In real time.

Add live chat to your website in 2 minutes.
No complexity. Just conversations.

Click to open chat widget

Everything you need.
Nothing you don't.

2-Minute Setup

Copy one script tag. Paste it. Done. Your chat is live.

Real-time Messaging

WebSocket powered. Messages appear instantly. No delays.

Unified Dashboard

All your sites. All conversations. One simple interface.

Privacy First

Your data stays yours. No tracking. GDPR compliant.

Simple to start.
Powerful to use.

Add the script

One line of code in your HTML. Works with any website or framework.

Customize

Match your brand colors, set your greeting, configure behavior.

Start chatting

Visitors see your widget. You respond from the dashboard.

// Add to your website
<script src="https://cdn.ullsa.com/ullsa.js"></script>
<script>
  Ullsa.init({ siteId: 'your-site-id' });
</script>

Built for
speed.

Most chat widgets bloat your site with hundreds of kilobytes of JavaScript. Ullsa is different. We obsess over every byte so your pages stay fast.

~10KB

Gzipped size

Dependencies

<50ms

Load time

Pure vanilla JS No React/Vue/Angular CDN optimized

Widget size comparison (gzipped)

Intercom

~200KB

Drift

~150KB

Crisp

~120KB

Tawk.to

~100KB

Ullsa
~10KB

Ready to connect
with your visitors?

Try the demo right now. Click the chat icon.

Talk to your customers. In real time.

Everything you need.Nothing you don't.