Why isn't my SaaS signup converting?

If a SaaS landing page gets clicks but the signup number stays flat, the instinct is to rewrite the headline or test a new hero image. Most of the time that's the wrong layer to fix. A visitor who clicked “Get started” already believed your pitch — the thing that made them leave usually happened one click later, inside the signup form or the first few screens after it, where almost nobody is watching.

Why the landing page usually isn't the real problem

Landing page copy gets tested constantly — it's visible, it's easy to A/B test, and every marketing tool is built around optimizing it. Signup and onboarding flows get almost none of that scrutiny, because they're harder to watch: analytics tools show you that someone dropped off at a step, not why, and session replay only has something to show you once you already have meaningful traffic through that step.

For an early-stage product, that traffic often doesn't exist yet. A handful of signups a week isn't enough volume for a funnel chart to tell you anything, so the drop-off point stays invisible until it's cost you dozens of visitors.

Where signups actually break

In practice, the same handful of failure points show up again and again:

• Two buttons that both look primary — a first-time visitor has to guess which one starts the flow.
• A verification email with no visible wait state — the visitor doesn't know whether to wait, refresh, or check spam, so a share of them just close the tab.
• A form asking for more than it needs — every extra required field before someone has seen any value is a chance to quit.
• A screen with no obvious next step — after signup, if it's not immediately clear what to do next, hesitation compounds into abandonment.
• Invite- or workspace-gating before value — asking a solo visitor to name a team or invite colleagues before they've seen anything worth inviting people to.

How to diagnose it yourself

Before reaching for a tool, a founder can usually surface the worst of it manually:

1. Open the signup URL in a private browser window — no saved session, no autofill — and go through it exactly as written, resisting the urge to skip a step because you already know where it leads.
2. Time every wait: the verification email, any loading state, any screen where you paused to figure out what to do.
3. Count the fields and clicks between landing on the signup page and reaching a screen that shows real value — not a settings page, an empty state.
4. Read every button and label out loud. If a label needs explaining, a first-time visitor won't get the explanation you just gave yourself.

This catches the obvious problems. What it can't do is give you the genuinely blind first impression — you already know your product, so you can't unsee the parts that would confuse someone who doesn't.

Getting a cold read on it

That's the gap coldrun is built for: an AI agent with zero prior knowledge of your product signs up cold, narrates its reasoning at every screen — which button it thinks is primary, how long a wait felt, where it couldn't find a next step — and the whole run comes back as a scored, traceable report. No tracking snippet, no existing traffic, no scheduling a tester. See how that compares to usability panels, analytics, and onboarding tour builders if you're weighing it against what you already use.