HubSpot CRM - Free CRM software for small businesses.
Screaming Frog - Screaming Frog is search engine marketing agency offering search engine optimisation and pay-per-click advertising services.
Less Annoying CRM - A simple customer relationship manager made just for small businesses. Manage contact info, track leads, and never miss a follow-up.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
Keap - Grow Sales. Save Time. Get Organized.
SEOmator - SEO website analysis & audit tool