I shipped v1 three weeks ago and nobody noticed — what is the difference between releasing it and launching it?

Numbers from mine so you can calibrate. I spent seven weeks collecting a list, ended with 610 addresses, and on launch day 244 opened the mail and 96 clicked. That plus a directory post and one newsletter mention produced 2,900 visits in 48 hours and 71 signups, of which 9 paid within a month. The same product, released quietly four months earlier to nobody, had produced 3 signups in total. The delta was entirely the list, not the software.

A release is a state change in your deployment. A launch is an appointment you make with an audience you assembled in advance, and if you did not assemble one, there is nothing to launch to. Concretely, the assembly is the boring part: four to six weeks of talking to people in places where your users already are, collecting a list of anyone who says that sounds useful, and telling them a date. Then on the day, the thing you are doing is not publishing, it is contacting several hundred people who already agreed to hear from you, all within a few hours, so that everything that happens next looks like momentum to everyone else. You have not skipped the launch, you have skipped the six weeks before it.

I want to gently disagree with the whole shape of this. For a B2B tool with a narrow audience, launch day theatre mostly buys you a spike of people who will never pay, and I have watched three friends get a great launch day and no business. My own product went from zero to a livable revenue with no launch at all, just twelve months of answering questions in the places my users already asked them. If your audience is a few thousand people worldwide, you do not need a day, you need to become a fixture. Spend the two weeks on outreach that continues after week two.

I did the version where you skip the list and it went exactly as you would expect. Big coordinated day, 900 visits, three directories, one moderately viral post, and zero signups, because the visitors had no context and no reason to care and I had no way to contact any of them again. The single change that would have fixed it was an email capture on the page from day one, so at least the 900 would have been reachable a second time.

Release is a deploy. Launch is a date plus a list plus a reason for the date. You have a deploy.