Whop shipped native free trials. The hard part starts on day 14.

Whop published a walkthrough for adding free trials to an app or website checkout. The setup is short: pick a plan, set a trial length, and the checkout handles the rest. The member gets access immediately and the first charge lands when the trial expires.

That part is a settings change. The part that decides whether trials help or hurt is what happens in the days before the first charge.

A trial moves the churn, it does not remove it

A free trial converts a signup decision into a renewal decision. Someone who would have bounced at the price now gets in, uses the product for two weeks, and then faces the same question with more information. If they were not going to pay, you have not lost the sale. You have moved it two weeks later and added a support burden in between.

This matters for how you read your own numbers. A trial that fills the top of the funnel will make signups look healthy while the paid base stays flat. The signal that tells you which is happening is not signup count. It is what fraction of trials reach the first successful charge, and how that fraction moves as you change the trial length or the onboarding.

The failure mode is silence

The trial members who churn are usually not the ones who complained. They are the ones who signed up, opened the product once or twice in the first two days, and then went quiet. By the time the card is charged, or fails, they have not thought about the product in a week and the charge reads as a surprise.

That is a detectable pattern and it is detectable early. Activity in the first 72 hours of a trial predicts the outcome better than anything else you can see at signup. A member who has not come back by day three is not going to be rescued by the renewal receipt.

What to do with the window

Three things are worth wiring up before you turn trials on:

• Watch the first 72 hours, not the last 24. Outreach on the day before the charge is too late to change the habit. Outreach on day two, while the member is still deciding whether the product is part of their week, is early enough to matter.
• Separate the never-started from the tried-and-stalled. They need different messages. Someone who never opened the product needs a reason to start. Someone who used it twice and stopped hit something specific, and asking what is more useful than a feature tour.
• Treat a failed first charge as a live member, not a lost one. A trial that ends in a declined card is a payment problem wearing a churn costume. Those recover at a much better rate than a genuine cancellation, and they recover faster the sooner you ask.

ChurnGuard already scores members on payment history, activity, tenure, and plan, and the same scoring applies during a trial. A trial member who has gone quiet shows up as at risk before the charge date, which is the only point where outreach can still change the outcome.

If you are turning on trials because Whop made it easy, turn on the measurement in the same week. The setting takes a minute. Knowing whether it worked takes a cohort.