Side by side
Calibrex vs Fit.AI
Compare what each tool does, what it costs, and how it fits your workflow.
Designed for
Revolutionary personal training. At 1/40th the cost.
Ultra personal fitness with AI-powered workouts
Primary task
Fitness
Fitness
Pricing
Paid · from $8/mo
Freemium · Free + from $2.99/yr
Pricing details
from $8/mo
Free + from $2.99/yr
Billing cycle
Monthly
Yearly
API access
Not documented
Not documented
Platforms
Web
iOS, macOS
Integrations
Not documented
Not documented
Source rating
No rating recorded
No rating recorded
Catalog views
5.4k
801
Estimated monthly traffic
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Catalog imported
30 Aug 2026
30 Aug 2026
Listed strengths
- Pocket-sized personal trainer
- Automatic exercise tracking
- Analyzes workout form
- Real-time audio coaching
- Access to detailed analytics
- Ultra-personalized workouts
- User-centric design
- Social fitness functionality
- 4-week cycle program
- Simplified user navigation
Listed limitations
- Battery lasts only two weeks
- Possible accuracy issues
- Does not track cardiovascular metrics
- Requires specific app
- Dependent on regular updates
- Requires account setup
- Only for iOS, iPadOS, macOS
- Limited personalization features
- Lacks cross-platform compatibility
- Forced 4-week program cycle