Or Not is a research data platform for founders and builders evaluating startup ideas and business opportunities. It brings together datasets on AI tools, startup revenue, payment-platform referrals, backlinks, and AI models to help users assess market interest before investing in a product. Its AI tool rankings and research tables let users compare estimated website traffic, recent growth, search demand, domain age, bounce rates, and pages per visit. Users can search projects, filter for positive growth, review sample records, and access broader datasets for deeper research.

The platform also tracks websites that are newly appearing as referral sources to payment platforms, alongside estimated traffic growth, helping users investigate commercial signals. A directory of promotion and submission destinations highlights potential channels for earning visibility, with details such as submission method and site authority. Or Not presents its information as directional research rather than audited revenue or investment advice, and explains how its datasets are compiled through a methodology section.