A SaaS founder I know paid $4,200 for a landing page rewrite. Six weeks later, signups had moved from 1.1% to 1.4%.
She felt good about it. She never asked the smaller question first.
Here is the arithmetic nobody runs.
Take 1,000 monthly visitors. At 1% conversion that is 10 signups. At 1.5% it is 15. Five more people. If each pays $30 a month and stays a year, that is 5 x $30 x 12 = $1,800 in added revenue. From a headline.
The part people miss: that lift is not one-time. It applies every month the page runs. Over a year, 1,000 visitors a month at the higher rate is roughly $21,600 in cumulative signup value from a one-and-a-half point change.
So the real question is not "can I afford a copywriter." It is "what is one point of conversion worth to me, and how cheaply can I move it."
Most founders never multiply this out. They either pay thousands for an agency, or they write copy in twenty minutes and ship it untested. Both are guesses wearing different price tags.
The calmer frame: your page is a machine. Headline, subhead, CTA. Each part either moves the percentage or it does not. You do not need a $4,000 budget to test a headline. You need a stack of decent starting points and an afternoon.
That is the idea behind the SaaS Founder Copy Vault (https://probiex.gumroad.com/l/ylpacf): field-tested headlines, CTAs, and email snippets you adapt yourself. Not agency work, not a course. Twelve dollars.
Run your own number first. Then decide if it is worth less than a single signup.
Top comments (1)
The math point is well made: a rewrite can't move signups if the bottleneck is traffic or the step after the click. One line I'd add to the calculation is form completion. If half the people who start the signup don't finish, that's often cheaper to fix than copy. I built chatform.in around that: one question at a time, and an email back to people who stopped.