Klaviyo vs OneSignal

Klaviyo runs on 55,004 ranked sites (0.6%); OneSignal on 8,928 (0.1%).

By rank tier
TierKlaviyoShareOneSignalShare
Top 1,0000<0.1%20.2%
Top 10,00070.1%250.3%
Top 100,0002430.2%2230.2%
Top 1,000,0002,1270.2%1,9390.2%
All ranked55,0040.6%8,9280.1%