App Showcase: MCI - Personal Training AI
App info
- App name: MCI - Personal Training AI
- Onboarding steps: 23
- Paywall type: Free Trial - Hard Paywall
- Monthly installs: 10,000
- Monthly revenue: $350,000
- App category: health and fitness
What it does
MCI is an all-encompassing fitness and nutrition application designed to act as a "Personal Training AI." It generates highly customized workout routines and simplifies diet tracking by utilizing advanced computer vision and voice recognition technologies.
Where it shines
The app truly stands out in its data collection methods. During onboarding, the visual body fat estimator (00:56) and the interactive pain mapping tool (02:16) turn tedious data entry into engaging, almost game-like interactions. Later, the AI-powered food scanning (04:12) drastically reduces the friction typically associated with calorie counting.
UX highlights
- The 3D body models used throughout the app provide a cohesive and premium feel, elevating the user experience beyond simple forms.
- Strategically placed "calculating" screens during onboarding (01:06, 01:38) break up the long quiz and reinforce the idea that a custom plan is being built.
- The workout player offers excellent flexibility, allowing users to easily swap exercises, create supersets, and adjust volume on the fly (06:40, 08:32).
- The integration of mobility screening via the device's camera (05:03) demonstrates a commitment to comprehensive fitness beyond just lifting weights.
Monetization & growth
The app utilizes a hard paywall at the end of a lengthy and personalized onboarding flow (02:49). This paywall is rich with social proof, heavily featuring impressive before-and-after user transformations and a clear breakdown of the features included in the "Personalized Plan." A prominent 7-day free trial is offered across all subscription tiers.
Who it’s for
This app is geared towards individuals who want a highly tailored fitness and nutrition experience without the cost of a human personal trainer. It appeals to users who appreciate data-driven insights and those who find manual food logging tedious.
Notes & opportunities
While the AI food scanning is impressive, the "BETA" tag (04:31) and occasional need for manual adjustments suggest the technology is still maturing. Additionally, the sheer volume of settings and customization options, while powerful, might overwhelm absolute beginners. Simplifying the core dashboard or offering a "lite" mode could improve accessibility for new users.






