# Pure Intervals: Interval Timer — HIIT, Tabata & Strength Timer > Versatile interval timer for HIIT, Tabata, strength, and circuit training. (iPhone/iPad app by Tres Arboles Ltd..) - Source: https://appshunter.io/ios/app/pure-intervals-interval-timer/id6761694802 (this page in markdown: same URL + `.md`) - Developer: [Tres Arboles Ltd.](https://appshunter.io/developer/1890533574) - Category: Health & Fitness, Sports - Price: $2.99 - Rating: 5.00/5 from 1 App Store ratings - Age rating: 12+ - Requires: iOS 15.1 · 41 MB - Languages: American English - Released: 2026-05-06 - Data updated: 2026-08-28 - Monetization: paid - User reviews in markdown: https://appshunter.io/ios/app/pure-intervals-interval-timer/id6761694802/reviews.md ## What is Pure Intervals? Pure Intervals is an interval timer built for HIIT, Tabata, strength training, cardio, and circuit training — or whatever you use a timer for. FEATURES • Simple, distraction-free interface built around the timer • Keeps running when your screen locks or you switch apps • Voice notifications — audible cues announce each interval transition • Alert sounds — tone notifications for interval changes • Save unlimited workout routines — no caps, no restrictions • Create workout Templates or Collections of routines • Peer to peer Workout and Collection sharing • Workout History • Fully offline — no internet connection required • No data collection and no ads, ever • Multilingual — if you are so inclined BUY ONCE. USE FOREVER. Pure Intervals is a one-time purchase. No subscription. No premium tier. No paywall. No features locked behind a recurring fee. Every capability — unlimited saved workouts/collections/templates, background timer, voice notifications, offline use — is included from day one and stays that way. If we add features later, you'll get those too. BUILT FOR EVERY TRAINING STYLE HIIT — Push-rest-push-rest with precise interval control. Program exact work and rest durations down to the second. Whether your HIIT workout is 20 minutes or 45, your interval timer tracks every second. Tabata — Classic 20-second work, 10-second rest cycles with round tracking, or customize any variation. Pure Intervals handles standard Tabata and any modified protocol you prefer. Strength training — Rest timers between sets, work timers for timed lifts, or full circuit sequences. Save your strength training routine once and load it every session. Cardio — Steady-state interval training, tempo intervals, or fartlek-style free segments. Any interval structure, any duration. Circuit training — Chain multiple exercises with separate work, rest, and transition intervals in a single saved routine. Your circuit training timer, built exactly the way you need it. OFFLINE. ALWAYS READY. No internet connection needed. Pure Intervals works anywhere you train: the gym floor, a hotel room, a park, outdoors, a basement. No account to create, no sign-in required, no sync dependency. Build your interval routines once, save them, and load them every session. Unlimited saved workouts. No limits. ## Key features - Distraction-free interface - Voice and sound notifications - Save unlimited workout routines - Create workout templates and collections - Peer-to-peer workout sharing - Fully offline functionality - Workout history tracking ## Frequently asked questions about Pure Intervals ### Does Pure Intervals have ads? No, Pure Intervals is completely ad-free. The developers explicitly state 'no ads, ever' in the app description. ### How much does Pure Intervals cost? Pure Intervals is a one-time purchase priced at $2.99. There are no subscriptions, premium tiers, or paywalls for any features. ### Can I use Pure Intervals without an internet connection? Yes, Pure Intervals is fully offline. It requires no internet connection, account creation, or sign-in, making it usable anywhere you train. ### What training styles does Pure Intervals support? Pure Intervals is built for HIIT, Tabata, strength training, cardio, and circuit training. It allows for precise control over work and rest durations for any interval structure. ### Can I save my custom workouts in Pure Intervals? Yes, you can save unlimited workout routines, templates, and collections within Pure Intervals. There are no caps or restrictions on saving your custom training programs. ### Does Pure Intervals provide audio cues for interval changes? Yes, Pure Intervals offers both voice notifications and alert sounds to announce each interval transition. This helps users stay on track without needing to constantly look at the screen. ### What devices is Pure Intervals available on? Pure Intervals is available on iPhone, iPad, and iPod. It is designed for iOS devices. ### How often is Pure Intervals updated? The latest version of Pure Intervals was released on 2026-06-25, indicating recent updates. The developer also states that any future features added will be included for existing purchasers. ## Version history (last 5 releases) ### 1.0.6 — 2026-06-27 Improved workout statistics logging from Apple Watch to Fitness Rings ### 1.0.5 — 2026-06-25 Apple Watch and Health Kit Integration is here! Heart rate will now be visible on the phone display if you use your Apple Watch and will log to the workout history. The workout will also log to your Apple Fitness stats. The Watch version of the app displays the workout timer and heart rate, mirroring the active workout on the phone. ### 1.0.4 — 2026-06-17 Cosmetic update ### 1.0.3 — 2026-06-13 New User Tutorial Introduction...now in Cherry flavor Additional language support...I see you Finland ### 1.02 — 2026-06-11 Additional language support --- *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 2026-08-28.*