What it is
Free website chat widgets and click-to-chat links tenants embed on their own sites — distinct from paid Click-to-WhatsApp Ads on Facebook/Instagram.
Who does this
Tenants create widgets. Partners clarify the two "click to WhatsApp" paths.
Chat widget vs CTWA ads
Chat widget (this guide) Click-to-WhatsApp Ads
Menu Connect → Tools Click To WhatsApp Ads
Cost Free embed Paid Meta ad spend
Traffic Your website visitors Facebook/Instagram audience
Setup Copy embed script CTWA campaign wizard
Meta needs WABA connected Ads App Review + ad account
Prerequisites
Integrate WABA connected
Website where embed script will be placed
Step-by-step (for your customers)
Connect → Tools & widgets.
Click Create widget — set brand colors, position (left/right), welcome text.
Copy embed script — paste before </body> on client website.
Generate short links and QR codes for offline marketing (flyers, packaging).
Test — click widget on site → opens WhatsApp chat with pre-filled message.
Widget configuration
Setting Tip
Phone number Uses connected WABA default
Pre-filled message e.g. "Hi, I found you on your website"
Brand colors Match tenant chat appearance
Hide on mobile Optional — many sites show on desktop only
Verify it works
Widget appears on test page
Click opens WhatsApp (web or app) to correct number
Inbound message appears in WA Chat
Common mistakes
No WABA connected — widget has no number to route to
Confusing widget with CTWA — different menus and billing
Script blocked by CSP — add domain to site Content-Security-Policy
Wrong number if multiple WABA lines — check widget settings
Related
Click-to-WhatsApp Ads overview
Integrate WABA
Chat appearance