Yes — on Google Play
WhatsApp Business has a Google Play listing.
App Store
On Google Play
Is WhatsApp Business on Android?
About WhatsApp Business
About this app Everything you love about WhatsApp plus built-in tools for business WhatsApp Business is a free-to-download app with built-in tools to help you work smarter, build trust, and grow your business. You get free calls* and free international messaging* plus business features to help you do more with con…