G2 Vendor Directory

Alta vs. Substrata

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

Alta

NYC

Substrata

Tel Aviv, Israel

MetricAltaSubstrata
Avg. rating4.84.9
Total reviews881,132
Review growth (QoQ)+866.7%-31.9%
Products on G211
Categories covered96
Best category rank#9 in AI SDRs#4 in Revenue Operations & Intelligence (RO&I)
Small Business29.1%44.3%
Mid-Market55.8%39.8%
Enterprise15.1%15.9%