Waitlist API - Quick and easy waitlist with built in referral.

Pixelmator - Pixelmator is an image-editing application for Mac and iPad.

LaunchList - Create waitlist with referral for your product launch

Canva - Canva is a graphic-design platform with a drag-and-drop interface to create print or visual content while providing templates, images, and fonts. Canva makes graphic design more straightforward and accessible regardless of skill level.

Waitlisty.io - Build excitement for your product by embedding a simple form into your website. Signups will receive a referral code to share with their friends. The more codes they share, the more they climb your waitlist.

Figma - Team-based interface design, Figma lets you collaborate on designs in real time.