Interval - Ultimate HIIT Timer

Generic workout apps give you someone else's routine — but the best training is the kind that fits your goals, your schedule, and your level. Interval - Ultimate HIIT Timer is an iOS app that lets you create and customize HIIT workouts exactly the way you want them. Choose from pre-loaded templates, use AI-generated workout suggestions, set flexible timers, and get audio and visual cues to guide you through every interval.

When you're done, share your results with others to celebrate your progress or inspire someone else. Whether you're a beginner building a habit or a seasoned athlete pushing limits, Interval gives you the tools to make every session count.