What are some alternatives?
Google Tag Manager - Google Tag Manager helps make tag management simple, easy and reliable by allowing marketers and webmasters to deploy website tags all in one place.
Optimizely - A/B testing you'll actually use.
Tealium - Enterprise tag management and digital data distribution (D3P).
VWO - Use VWO to tweak, optimize & personalize your website with minimal IT help.
Qubit - Qubit is a web personalization platform founded by former Google workers, using innovative technology to collect, store, process, and output data to optimize consumers' experiences on the web. Read more about Qubit.
Dynamic Yield - Personalization & customer experience management