Meet Caju
The smart way for fitness instructors to manage group classes, track attendance, and get paid — all from your phone. No app store download needed.
Tuesday Dance Fitness 6PM — Plantation Park
✅ Ana Costa — checked in
✅ João Lima — checked in
✅ Patricia Souza — checked in
⬜ Maria Santos — pending
⬜ Carlos Ribeiro — pending
12 of 15 students checked in
Dance Fitness
Cardio Dance
Yoga
Mind & Body
Pilates
Core Strength
Karate
Martial Arts
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.
Meet Umbu
An AI-powered marketplace connecting homeowners with vetted local contractors. Transparent pricing, subscription-based — no per-lead fees. Built on trust, powered by intelligent matching.
AI-Powered Matching
Smart contractor recommendations based on project scope, budget, and verified reviews.
No Per-Lead Fees
Flat subscription for contractors. Homeowners browse and connect for free.
Verified Professionals
Every contractor is vetted with license verification, insurance checks, and real customer reviews.
The MacambaX ecosystem
Caju is just the beginning. MacambaX is building a family of tools for independent professionals.
Umbu — Contractor Marketplace
AI-powered platform connecting homeowners with vetted local contractors. Subscription-based, no per-lead fees.
Mandacaru
— Data Profiler
Upload any spreadsheet or document and chat with your data using AI. Smart profiling and analysis.
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.