G2 Vendor Directory

Knock-ai vs. Zendesk

Side-by-side across both vendors’ full G2 portfolios — reviews, ratings and category coverage aggregated to the company, not a single product.

Knock-ai

New York, US

Zendesk

San Francisco, CA

MetricKnock-aiZendesk
Avg. rating4.94.3
Total reviews657,720
Review growth (QoQ)+16.7%-48.6%
Products on G214
Categories covered335
Best category rank#10 in Conversational Marketing#1 in Live Chat
Small Business60.0%39.5%
Mid-Market21.5%46.7%
Enterprise18.5%13.7%