Saasfactor is a product design agency for SaaS, AI, and fintech companies. It redesigns the onboarding, conversion, and retention flows that decide whether users sign up and stay, grounded in research and usability testing rather than guesswork. Its work spans PayPal, Venmo, TriNet, Adaptive Security, and Titan, helping clients raise over $2.2 billion and post gains like a 53% increase in onboarding completion. Services include SaaS product design, UX optimization, UX audits, mobile and web app design, and design systems, on fixed scope and timelines tied to results.