WaitlistKit logo
Stop building products nobody wants

Validate your idea
before writing code

WaitlistKit is a no-code waitlist template kit to launch a pre-launch landing page in one afternoon. A plug-and-play Carrd template, step-by-step Brevo email setup guide, and a validation checklist — everything you need to collect emails and validate your startup idea before building.

Start validating your idea

One-time payment · Instant download · No subscription ever

Everything in your no-code waitlist template kit

A pre-launch landing page, email collection, and a way to measure demand — bundled into one kit so you can focus on your idea.

Carrd Waitlist Template
A polished Carrd waitlist template you can customize in minutes. Swap your copy, connect your form, and publish your pre-launch page.
Brevo Email Setup Guide
Step-by-step PDF walkthrough to collect emails before launch. Connect your signup form to Brevo, set up a welcome email, and manage subscribers.
Validation Checklist
A structured checklist to track signups, gauge interest, and decide whether to build — before writing a single line of code.

How to validate your startup idea in one afternoon

Three steps to go from idea to live waitlist page — no coding required.

1

Clone the Carrd template

Import the template into your Carrd account, swap the copy, and publish your waitlist page in minutes.

2

Connect Brevo for emails

Follow the PDF guide to hook up your signup form to Brevo, configure a welcome email, and start collecting subscribers.

3

Validate with the checklist

Use the validation checklist to track signups, measure interest, and decide if your idea is worth building.

Who should use a waitlist to validate their idea?

  • Indie hackers who want to validate before they build
  • Solo founders testing a new SaaS or product idea
  • Side-project builders who don't want to waste weekends on duds
  • Non-technical creators who need a simple, no-code setup

Frequently asked questions about WaitlistKit

Pricing

Everything you need to go from idea to first subscribers — for less than the cost of a domain name.

€29

one-time payment

  • Conversion-optimized Carrd waitlist template
  • Step-by-step Brevo email setup guide (PDF)
  • Idea validation checklist (PDF)
  • Instant download — start in minutes
  • Lifetime access, no recurring fees
Get instant access

Secure checkout via LemonSqueezy. Download links delivered instantly.

Think about it: one weekend of building the wrong product costs you far more than €29. This kit pays for itself the first time it saves you from a bad idea.