The SaaS landscape isn’t saturated. It’s fragmented. Despite thousands of tools, there are still messy workflows, disconnected systems, and entire industries underserved by software. That’s why 2025 is still a good year to build. But not every idea is worth your time. You don’t need something revolutionary. You need something useful, something that solves a real problem for a specific group of people. This list brings together 15 practical and buildable SaaS product ideas for 2025 . Whether you’re a founder, investor, or working with a SaaS application development company, these ideas can serve as a launchpad. Let’s get to it. 1. Contract Workflow Management for Freelancers Freelancers still juggle contracts over email, PDFs, and Google Docs. There’s space for a tool that: Let's them send, sign, and track contracts Offers clause libraries and reminders Integrates with Stripe and PayPal for post-signature billing Think DocuSign meets Bonsai, lightweight but focused on solo workers....