Nobody runs lead generation on a single tool, and that includes us. I run lead generation at OptinMonster, so on-site capture is the part I build and ship every day, but the pipeline behind it runs on a stack: a CRM for follow-up, automation for the handoffs, scheduling, chat. Several tools on this list are in ours. The rest, from B2B contact databases to software that overlaps with what we build, I evaluate as part of the job, because knowing exactly where we stand is how OptinMonster gets better. So this guide covers the 17 best lead generation software and tools organized by the job each one does in a stack, with pricing verified, free plan details, and a straight answer on who each one is for. Key takeaways Lead generation software splits into six jobs: on-site capture, forms, B2B data, CRM and nurturing, chat, and automation. A working setup combines two or three, not all seventeen. The fastest payback is converting traffic you already have: OptinMonster starts...