"Leg workouts - Lower Body" is a free iPhone app developed by Passion4Profession Inc. This app offers a wide range of leg workouts to help users achieve their fitness goals. With over 50 million app downloads and one billion views on YouTube, this 3D personal trainer has gained popularity among users since its launch in 2012.

The app offers monthly free content updates, ensuring that users have access to a diverse collection of workouts and never get bored. The workouts are structured in plans, created by real expert personal trainers, that gradually increase in intensity over time to keep users motivated.

One of the standout features of "Leg workouts - Lower Body" is the virtual trainer, who guides users through each workout, providing instructions and demonstrating the correct form. Additionally, each exercise includes a description, instructions, and a 3D preview of the movement, allowing users to perform the workout effectively.

While the app is free to download and use, users have the option to unlock all features by subscribing to a monthly plan or making a one-time payment. The subscription automatically renews unless cancelled at least 24 hours before the end of the current period. Alternatively, users can make a one-time payment to access all features and future updates forever.

Overall, "Leg workouts - Lower Body" offers a comprehensive and user-friendly fitness experience, making it a valuable tool for anyone looking to improve their leg strength and overall lower body fitness.