Button generator · free · no signup

Floating WhatsApp button for your site

Enter the number, tweak the widget. Live preview with the same script that goes on your site. Ready-to-paste snippets for Nuvemshop, Shopify, WordPress, and plain HTML.

Configure

WhatsApp number (with country code)International format — generates a wa.me link.Pre-filled message

Color

Size

Position

Bottom rightBottom left

Live preview

This is the real script that goes on your site — running inside an isolated iframe so it cannot affect your CSS.

Copy the code

Pick your platform. The code is the same; where you paste it changes.

index.html

<!-- Botão WhatsApp powered by Chatsac Tools · tools.chatsac.com -->
<script src="https://tools.chatsac.com/b/v1.js"
  data-number=""
  data-msg="Hi! I'd like to know more about your products."
  data-color="#25D366"
  data-pos="br"
  data-size="md"
  data-id="" defer></script>

Where to paste: Paste this code before '</body>' on any HTML page.

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