Joiner – Capture early users before you build

Summary: Joiner enables startups and indie hackers to create unlimited waitlists and collect emails to validate ideas before development. It offers customizable forms, shareable links, subscriber management, and growth stats without marketing overload.

What it does

Joiner provides waitlist forms with clean embeds and shareable links, allowing users to manage subscribers through search, tags, and export features via a lightweight dashboard.

Who it's for

It is designed for indie hackers and startups seeking early user validation before building their products.

Why it matters

Joiner addresses the challenge of launching without validation by enabling fast collection of real user interest and feedback.