Reviewers describe Go Data as a practical B2B prospecting tool that saves time by making it easy to build ICP-based audiences, filter large contact lists, and pull verified emails, phone numbers, and firmographic data quickly. The most repeated praise is data accuracy, freshness, and ease of use, with many saying it improved outreach, response rates, lead quality, and campaign execution. Customer support also gets frequent praise. Criticism is limited, but one reviewer said pricing could be more competitive, suggesting value is strong though cost may not suit everyone.