G2 Vendor Directory

D·engage vs. Customer.io

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

D·engage

London, GB

Customer.io

Portland, OR

MetricD·engageCustomer.io
Avg. rating4.64.4
Total reviews150990
Review growth (QoQ)+57.1%+7.1%
Products on G211
Categories covered87
Best category rank#7 in Personalization Engines#1 in Transactional Email
Small Business41.9%59.3%
Mid-Market39.2%37.4%
Enterprise18.9%3.2%