239+ iOS apps curated and reviewed
The best interval running free apps on iPhone average 4.7★ across 239+ titles — we've ranked them by what real users actually keep on their phones. Updated June 2026.
This app is a versatile interval timer designed for various training styles like Tabata and HIIT. It offers customizable workout parameters, voice guidance, and music ducking for an enhanced training experience. Save your custom workouts and track your progress.
Create and follow custom interval training routines for various fitness activities. This app offers extensive customization for intervals, alerts, and goals, with seamless integration for Apple Watch and Apple Health.
This app simplifies interval and Fartlek running by allowing you to set custom targets for time or distance during hard, easy, and rest efforts. It offers detailed post-run summaries, audio and visual feedback, and an Apple Watch app for enhanced training.
This app provides a straightforward interval timer for various training types like running, cycling, and HIIT. Customize sets, action, and break durations for a personalized workout experience. It runs in the background and saves recent configurations.
This app helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.
This versatile timer app offers a simple yet powerful way to manage timed activities. Customize multiple intervals with individual colors and sounds, and save them as presets for quick access. It's designed for ease of use and visibility, even from a distance, and works seamlessly in the background.
Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.
This app offers guided runs, training plans, and community challenges to help users start, continue, and enjoy running. It tracks speed, distance, and GPS routes, providing motivation and expert guidance for various fitness levels and goals.
Track all your activities, from runs to yoga, and share your progress with friends. Discover new routes, get AI-powered insights, and join challenges. Stay motivated and safe with real-time location sharing.
Track your runs with GPS, get personalized training plans, and real-time stats. This app offers coaching tips, community motivation, and supports over 600 activities. Improve your performance indoors or outdoors.
This app offers a comprehensive approach to weight loss through running and nutrition. It provides personalized training plans with interval workouts and balanced meal plans, along with features to track progress and stay motivated.
Track your running, walking, and biking activities to achieve fitness goals like weight loss or calorie counting. Monitor distance, speed, elevation, and calories burned with voice control and Apple Watch integration. Offers various activity types and customizable goals.
This app provides a versatile interval timer for various workout types like Tabata, HIIT, and circuit training. It features a clear, full-screen display, customizable alerts, and background operation. Users can also utilize a stopwatch and countdown timer, with integration for Apple Health.
Set custom interval timers with voice or tone alerts. This app seamlessly integrates with your existing audio and fitness apps, pausing or lowering music volume to ensure you never miss an alert.
This interval training app supports HIIT, circuit, and Tabata workouts with customizable rounds and cycles. It offers background operation, screen flashing, and voice guidance for an enhanced fitness experience. An Apple Watch companion app is also available.
Track your runs, set personalized goals, and follow guided workouts to improve your fitness. This app offers GPS tracking for various activities, progress monitoring, and motivational features to help you achieve your running ambitions.
This app provides a simple and effective way to set up recurring reminders for various tasks and routines. It features customizable timers, optional interval cycles, and background operation with visual and audio notifications.
This app guides you through science-backed interval training for effective workouts at home or on the go. Choose from pre-made routines or create your own, with voice cues and visual feedback to keep you motivated. Track your progress and integrate with other health apps.
This app helps you create and track personalized running interval workouts. Customize rounds, sprint durations, and recovery periods for high-intensity training. Its simple interface makes it easy to focus on your run and improve performance.
This app provides a versatile interval timer for high-intensity workouts like HIIT and Tabata. Users can create custom routines with adjustable work/rest times, sets, and cycles, and receive voice cues. It functions as a background companion to keep you focused during training.