Great for

• Robust, easy-to-use A/B and multi-page experimentation for any stage of the customer experience
• Optimizely X Web Experimentation supports optimized experiences across web, mobile web, iOS, and Android mobile apps
• Using what you know about your customers to optimize their experience on your website and mobile makes sense
• Experiment with onboarding, feature discovery, and re-engagement strategies to improve engagement and retention
• Reduce the risk of launching new features with phased rollouts. Live variables and simple traffic allocation enable you to test new features and quickly remove or improve the ones that don’t work

Be aware that

• Optimizely has been created for large companies