# IntervalFree — Simple Interval Timer > Free, fully featured interval timer for workouts with customizable profiles and Live Activities. (iPhone/iPad app by LIFEFLOW AI, LLC.) - Source: https://appshunter.io/ios/app/intervalfree/id6759891915 (this page in markdown: same URL + `.md`) - Developer: [LIFEFLOW AI, LLC](https://appshunter.io/developer/1880544564) - Category: Health & Fitness, Utilities - Price: Free - Rating: 5.00/5 from 3 App Store ratings - Age rating: 4+ - Requires: iOS 17.0 · 7 MB - Languages: American English - Released: 2026-03-12 - Data updated: 2026-09-06 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/intervalfree/id6759891915/reviews.md ## What is IntervalFree? IntervalFree is the workout interval timer that's actually free. No paywalls. No ads. No tricks. Every feature is unlocked from day one — and stays that way forever. SET UP IN SECONDS Configure your action duration, break duration, and number of sets with intuitive scroll pickers. Tap Start and your profile is saved automatically. No account required. GLANCEABLE & MULTITASK-READY A large timer ring shows your remaining time at a glance—green for action, blue for break. With Live Activities, your progress stays visible right on your Lock Screen or Dynamic Island. Switch apps or lock your phone with confidence; the timer runs perfectly in the background. YOUR SOUND, YOUR PACE Choose from multiple Sound Themes to match your workout vibe. High-fidelity audio alerts keep you on pace even when your phone is in your pocket, and our smart audio handling ensures your music stays clear while the timer beeps. SAVE UNLIMITED WORKOUT PROFILES Create as many workout profiles as you need. Name each one, pick from 20+ activity icons (running, swimming, yoga, boxing, and more), and choose from 10 colors. Every profile is instantly recognizable in your workout library. YOUR WORKOUT LIBRARY See how many times you've started and finished each workout. Tap any profile to load it instantly—no re-entering settings every time. Quick-start chips let you jump into your most-used routines in one tap. CELEBRATE EVERY WIN Every completed workout gets a celebration screen with your stats, a trumpet fanfare, and a fun animated surprise to keep you motivated. FULLY CUSTOMIZABLE • Background Support: Use other apps while you train • Live Activities: Real-time progress on your Lock Screen • Sound Themes: Multiple audio styles to choose from • Adjustable action and break durations (seconds to minutes) • 1 to 99 sets per workout • 20+ workout icons & 10 profile colors • Profiles auto-save on start WHY INTERVALFREE? We were tired of interval timer apps that lock basic features behind subscriptions. So we built one that gives you everything—for free. No premium tiers. No "free trial" that expires. No data sold to advertisers. IntervalFree is maintained by a small team who believes great tools should be free. If it becomes part of your routine, you can support us with a voluntary coffee—but there's absolutely no pressure. Perfect for HIIT, Tabata, circuit training, boxing rounds, stretching, meditation, or any activity that uses timed intervals. Requires iOS 17.0 or later. Works on iPhone and iPad. ## Key features - Unlimited workout profiles - Customizable action/break durations - Live Activities on Lock Screen - Background timer support - Multiple sound themes - Workout library with stats - Celebration screen upon completion ## Frequently asked questions about IntervalFree ### What is IntervalFree? IntervalFree is a workout interval timer designed to be completely free with no ads or paywalls. It allows users to set up custom workout profiles, track progress, and utilize features like Live Activities. ### Is IntervalFree truly free? Yes, IntervalFree is entirely free to use. All features are unlocked from day one and will remain so permanently, with no subscriptions or in-app purchases required. ### Does IntervalFree have ads? No, IntervalFree is completely ad-free. The developers have stated there are no ads, no paywalls, and no tricks, ensuring an uninterrupted user experience. ### What devices does IntervalFree support? IntervalFree is available for iOS devices, specifically requiring iOS 17.0 or later. It works on both iPhone and iPad. ### How does IntervalFree handle background operation? IntervalFree is built for multitasking and runs perfectly in the background. You can switch apps or lock your phone with confidence, and the timer will continue to operate seamlessly. ### Can I customize workout profiles in IntervalFree? Yes, you can save unlimited workout profiles. Each profile can be named, assigned one of over 20 activity icons, and given one of 10 colors for easy recognition. ### What kind of workouts is IntervalFree suitable for? IntervalFree is perfect for a wide range of timed interval activities, including HIIT, Tabata, circuit training, boxing rounds, stretching, and meditation. ### How often is IntervalFree updated? The latest version of IntervalFree is 1.1, which was last updated on March 20, 2026. The app is actively maintained by its developers. ## Version history (last 3 releases) ### 1.1.1 — 2026-07-23 A crash fix during different sounds transition ### 1.1 — 2026-03-20 Now runs in the background with Live Activity support! Personalize your workout with all-new sound themes. ### 1.0 — 2026-03-13 No release notes. ## Related topics [ebatime2pro](https://appshunter.io/ios/topics/ebatime2pro) · [fight pacer](https://appshunter.io/ios/topics/fight-pacer) · [freelap sa](https://appshunter.io/ios/topics/freelap-sa) · [pulse ai timer](https://appshunter.io/ios/topics/pulse-ai-timer) · [free workout interval timer](https://appshunter.io/ios/topics/free-workout-interval-timer) · [ultrabounce!](https://appshunter.io/ios/topics/ultrabounce) · [interval timer free running](https://appshunter.io/ios/topics/interval-timer-free-running) · [timefully](https://appshunter.io/ios/topics/timefully) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-06.*