The SaaS Launch Checklist That Actually Works

I've helped launch over a dozen SaaS products, and the ones that went smoothly all had one thing in common: a checklist. Not a vague "get things ready" list, but a phase-by-phase, nothing-falls-through-the-cracks checklist. Today, I'm sharing the exact one I use. Bookmark this, print it, and thank me later. This checklist covers 65 critical tasks across pre-launch, launch, and post-launch phases. It's designed to prevent the costly mistakes that sink launches: poor positioning, inadequate infrastructure, weak marketing, and customer support gaps. Phase 1: Pre-Launch Preparation (8-12 Weeks Before) Product & Feature Readiness Finalize core feature set -- Define MVP scope clearly; cut scope creep (CRITICAL) Conduct internal QA testing -- Test all critical user flows end-to-end (CRITICAL) Set up staging environment -- Mirror production for realistic testing (CRITICAL) Document all features -- Create internal knowledge base for support team Test payment processing -- Verify transactions wo