Lose Weight in 30 Days is a free Android app developed by AxiomMobile that offers a 30-day workout plan for weight loss. The app has three difficulty levels to suit everyone's fitness level. The fitness plan includes different exercises every day to keep you motivated and engaged.

The workout plan is based on Tabata, a form of high-intensity interval training (HIIT). The workout consists of working hard for 20 seconds and then resting for 10 seconds, repeating this cycle.

The app has several features, including illustrated exercises, voice feedback, a calorie counter, and detailed history. Moreover, you can sync your workout data with Google Fit. The app requires no equipment, making it easy to do your workouts at home at any time.

Overall, Lose Weight in 30 Days is a user-friendly fitness app with a well-designed workout plan and features that make it easy to track your progress. The app is perfect for anyone looking to lose weight and improve their fitness level, regardless of their experience with HIIT workouts.