G2 Vendor Directory

Sparkle vs. ZeroBounce

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

ZeroBounce

Santa Barbara, California

MetricSparkleZeroBounce
Avg. rating4.64.7
Total reviews201,370
Review growth (QoQ)-50.0%-50.0%
Products on G211
Categories covered33
Best category rank#35 in Email Verification#2 in Email Verification
Small Business95.0%68.9%
Mid-Market0.0%27.3%
Enterprise5.0%3.8%