Just Log – Minimalist fitness tracker focused on simple workout logging vs Rex: which one should you pick?
Two fitness & movement tools, side by side. We compare pricing, features, ratings, and target users so you don't have to read two separate reviews.

Just Log – Minimalist fitness tracker focused on simple workout logging
Fitness & Movement
Just Log is a minimalist workout tracker that focuses on quick and simple workout logging without unnecessary features or notifications.

Rex
Fitness & Movement
Track your nutrition, log workouts, and receive personalized reports with Rex.fit. Achieve your fitness goals with this powerful AI-powered coach.
Quick verdict: Rex wins for most users
Rex has a slight edge in our scoring.
Just Log – Minimalist fitness tracker focused on simple workout logging
Rex
Just Log – Minimalist fitness tracker focused on simple workout logging features
- Smart exercise search
- PR tracking
- Color-coded workout calendar
- Custom workout counters
Rex features
- Calorie Logging
- Workout Tracking
- Personalized Daily Reports
- AI Calorie Tracker via WhatsApp
- Workout Suggestions
- AI Body Scanner
Use cases side by side
Just Log – Minimalist fitness tracker focused on simple workout logging
- •Quick workout logging
- •Progress tracking
- •Minimalist fitness tracking
Rex
- •Nutrition Tracking
- •Workout Logging
- •Accountability Coaching
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