No. WhatsApp complements your other channels. As we said above, this is about sending the right message to the right person at the right time in the perfect way. With integrations like charles x Emarsys, you can easily do this – improving the customer journey and satisfication while reducing duplication and irritation.
For example, use WhatsApp for exclusive, pre-sale campaigns and email for the bulk announcement.
See more on email vs WhatsApp marketing.