Products

Meet Caju™

The smart way for fitness instructors to manage group classes, track attendance, and know who's paid — all from your phone. No app store download needed.

caju.macambax.ai
Caju attendance check-in screen for a Zumba class

Zumba® is a trademark of Zumba Fitness, LLC. Caju is not affiliated with, sponsored by, or endorsed by Zumba Fitness, LLC.

Watch It In Action

See the whole flow, start to finish

Sign up, create a class, add students, enroll, and check in — the real app, in under a minute.

Light mode
Dark mode

Two recordings of the same flow — play either one.

Dance Fitness

Cardio Dance

Yoga

Mind & Body

Pilates

Core Strength

Karate

Martial Arts

Features

Built for instructors, not gyms

Everything independent fitness instructors need to run their classes professionally.

Class Management

Create and organize group fitness classes with locations, schedules, and recurring sessions across 15+ activity types.

Student Roster

Manage your student list with contact information, enrollment history, and class preferences.

Mobile Attendance

Take attendance from your phone in under 2 minutes. Tap to check in — goodbye paper sheets.

Attendance History

Full attendance records over time. Track trends, spot drop-offs, and measure class popularity.

Enrollment & Packages

Enroll students, manage transfers and waitlists. Create session bundles and credit packages with validity tracking.

Works on Any Device

Install directly from your browser — no app store needed. Works on any phone, tablet, or computer as a Progressive Web App.

WhatsApp & Email Templates

Ready-made messages for class cancellations, start reminders, and updates. Send by email, or open WhatsApp with the message pre-filled and ready to send.

See It In Action

Real screens, not mockups

Caju class detail screen showing schedule, location, and roster

Class Management

Caju student roster screen

Student Roster

Caju classes list screen

All your classes, organized

Zumba® is a trademark of Zumba Fitness, LLC. Caju is not affiliated with, sponsored by, or endorsed by Zumba Fitness, LLC.

What's Next

The MacambaX™ ecosystem

Caju is just the beginning. MacambaX is building a family of tools for independent professionals.

Planned

Umbu™

Details coming soon.

Planned

Mandacaru™

Details coming soon.

Be among the first to try Caju

We're building the app fitness instructors have been waiting for. Join the waitlist and get early access when we launch.

Join the Waitlist