KAT International Fitness
Ekaterina Ostroumova Health & Fitness iPhoneiPadiPod touch
KAT International Fitness is a free Health & Fitness app for iPhone and iPad by Ekaterina Ostroumova. Requires iOS 15.0. Updated January 28, 2026.
- Price
- Free
- on the App Store
- Size
- 133 MB
- Age 17+
- Updated
- Jan 28
- 2026 · v4.0
Screenshots
About KAT International Fitness
Living with the challenges of depression, stress, and poor body image related to the inability to lose weight or maintain a healthy lifestyle? The KAT INTL FITNESS APP will inspire, motivate and empower women who are struggling with the mental and physical effects of hypothyroidism, hormonal imbalances, and weight loss by implementing proven custom strategies and accountability touchpoints. Take control of your health and fitness with the Kat International Fitness App. Get the best combination of nutrition & exercises available on one single platform. With the Kat International Fitness App, you can begin your health and fitness journey in no time. Get a fully personalized workout and meal plan tailored to your fitness goals. Progress tracking gets easier when you log your daily workout, record meals, update your check-ins and connect your fitness band & health kit, and get real-time updates via advanced analytical tools. Everything that contributes to your fitness goals gets captured in one place. To top it all, use the inbuilt 1-1 chat feature to have all your queries addressed on the go. You deserve to be the best! That’s why Kat International Fitness has packed so many features in a single app to help you achieve your health and fitness goals. Start your journey today! Features that will help you achieve your goals include: * Personalized Workout Plan: Get a fully personalized fitness plan tailored to your goals, whether it is to lose weight, gain muscles, tighten/tone/shred, gain weight or simply wish to work on your general fitness. Gym/Home/Travel options available. * Customized Plans for Hypothyroidism, PCOS, Hormonal Issues * Customized Pregnancy & Postpartum Plans * Nutrition, Hydration & Habits: Access meal plans assigned by coach Kat and log your food intake to keep a close track of meals. You can also track your hydration, steps and calories burnt on the app. * Supplements & Vitamins: Personalized supplements and vitamins plan to help you achieve and maintain your health goals * Positive Mindset & Lifestyle: Get in app messages from coach Kat with wellness tips and advice * Instant messaging & video calls - Message coach Kat in real-time and schedule video sessions directly from the app. Stay connected with your coach to improve compliance and get better results. * Check-ins: Get complete insight into your overall performance with easy check-ins and real-time updates. * Progress: Stay on top of your progress with powerful analytics. * Wearable integration: Get the bigger picture of your progress by connecting your fitness band & health kit thereby enabling real-time updates. Note regarding Apple Health: The app integrates with Apple Health to show your daily activity - distance, steps, active energy, and flights to help you better achieve your goals. App also uses Apple Health to track energy burned and heart rate during a workout session, if an Apple Watch is used. Workout metrics are shared with the coach to better design your workout schedule. DISCLAIMER: Users should seek a doctor’s advice before using this app and making any medical decisions.
What’s new
Version 4.0 · Updated January 28, 2026
Bug fixes and performance improvements
App privacy
The developer, Ekaterina Ostroumova, reported these privacy practices to Apple.
Data Linked to You
The following data, which may be collected and linked to your identity, may be used for the following purposes:
- Usage Data: Product Interaction
- Diagnostics: Crash Data
- Health & Fitness: Health, Fitness
- Contact Info: Email Address, Name
- User Content: Photos or Videos
- Identifiers: User ID
- Sensitive Info: Sensitive Info
Used for: Analytics, App Functionality