Exponea is described as 'offers data management and analytics, allowing marketers to turn insights into actionable campaigns, all within a single integrated solution'. There are four alternatives to Exponea, not only websites but also apps for Self-Hosted solutions, SaaS and Cloudron. The best alternative is HubSpot, which is free. Other great sites and apps similar to Exponea are Mautic (Freemium, Open Source), Marketo (Paid) and Blueshift Platform (Paid).
Mautic is marketing automation software (email, social, & more). Install on your own website or create a free hosted account.
The simple 3-step setup process takes less than 5 minutes and you'll be ready to reclaim control of your marketing.