About AppRainier

A small, focused company.
A big everyday purpose.

We build practical software that helps people plan, organize, and work together — with a little less effort and a lot more clarity.

Illustrated snow-covered mountain and evergreen forest

What guides us

Useful by purpose. Thoughtful by design.

Our mission

Make everyday organization simpler, whether you’re planning for yourself or coordinating with others.

Thoughtful engineering

Focus on real needs, clear interactions, and software that feels approachable from the first use.

Privacy by design

Build with privacy and control in mind, and explain clearly how information is used.

Our approach

Build less noise.
Create more possibility.

Practical. People-focused. Simple. Trustworthy.

KithPilotOur everyday planning app. Your plans, people, and important details, together.

A little less juggling

Make room for what matters.

Start on your own. Bring your people along when you’re ready.

Explore KithPilot