MailChimp vs RD Station

MailChimp runs on 26,050 ranked sites (0.3%); RD Station on 2,324 (<0.1%).

By rank tier
TierMailChimpShareRD StationShare
Top 1,0000<0.1%0<0.1%
Top 10,000120.1%0<0.1%
Top 100,0003040.3%18<0.1%
Top 1,000,0002,2840.2%200<0.1%
All ranked26,0500.3%2,324<0.1%