Exercise Timer Resero vs Interva
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Exercise Timer Resero
This app provides a customizable interval timer for various workout types, including HIIT, Tabata, and EMOM. It offers a workout library, progress tracking, and integration with Apple Health and Apple Watch for detailed analytics.
- Customizable interval workouts
- Workout library
- Progress calendar
- Apple Watch integration
- Apple Health sync
- Rep-based intervals
- Ad-free experience
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No control. Outdated design. Ads everywhere. Sound like your current timer app? Resero is the one exercise timer you need, from a quick 10-minute home workout to fully custom training. Resero is modern, clean and built to grow with you. Squeeze in a short HIIT session in your living room, or take fine control over every rep, set and round the way athletes and coaches do. Your goals won't wait, so why should you? EVERYTHING YOU NEED IN ONE APP A Timer That Just Works: Big, clear and easy to read from across the room, in portrait or landscape on iPhone and iPad, for HIIT, Tabata, EMOM, circuits and much more. Your Own Routines: Build workouts from scratch and set every interval, rep, set and rest period exactly how you train. A Workout Library for Every Level: Ready-to-go workouts from beginner to pro. Pick one and start in seconds, or tweak it to fit you. NEW! Workout Analytics with Apple Watch: See your heart rate zones, training load and recovery after every session, so you know exactly how hard you worked. Your data stays on your device, private to you. Requires an Apple Watch paired with your iPhone. Apple Health and Apple Fitness: Your workouts are saved to Apple Health and count toward your Activity Rings when you train with iPhone and Apple Watch. Good to know: Analytics, Apple Health and the Apple Watch app need an iPhone with a paired Apple Watch. On iPad, you get the timer, library, custom workouts, sub-timers and progress calendar. Resero stands for REps, SEts and ROunds, the building blocks of every workout. WHY YOU'LL KEEP USING IT Apple Watch App: Start, pause and skip intervals from your wrist, with live heart rate and calories. Sub-Timers and Rep-Based Intervals: Count reps instead of seconds. Swap 60 seconds of push-ups for 12 push-ups at your own tempo: 1s down, 2s hold, 1s up. Resero guides you through every rep for perfect tempo control. Plays Nice with Your Music: Resero lowers your music during cues, then brings it right back. Runs in the Background: Change a song or answer a text without stopping your timer. 100% Ad-Free: No pop-ups, no banners, no interruptions mid-workout. Progress Calendar: Every session is logged automatically, so you can watch your progress grow week by week. Made for Sweaty Hands: Big buttons you can hit mid-workout without looking twice. BUILT FOR EVERY DISCIPLINE HIIT & Tabata: Set your work-to-rest ratios and go. EMOM & Circuit Training: For solo sessions or leading a group class. Boxing, Kickboxing & MMA: Custom round lengths, rest periods and warning bells. Strength & Calisthenics: Exact rest countdowns between your sets. Running, Pilates & Yoga: Simple intervals for runs, holds and flows. HOW IT WORKS No gym? No time? No plan? No problem. 1) Pick a workout from the library or build your own. 2) Train hands-free on your iPhone, iPad or Apple Watch. 3) Check your stats and watch your progress grow. Every fitness journey starts with one workout. Make yours today, even if it's just 10 minutes at home. Resero times every interval, so all you have to do is show up. Download Resero, because your best shape starts now, one workout at a time. --- Terms of Service: https://www.reseroapp.com/en/terms-of-service/ Privacy Policy: https://www.reseroapp.com/en/privacy-policy/ Legal Notice: https://www.reseroapp.com/en/legal-notice/
Interva
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Interva is a minimalist interval timer for HIIT and Tabata workouts, designed to get out of your way so you can focus on training. No accounts. No ads. No tracking. Everything stays on your device. FEATURES - Fully customizable intervals: set rounds, exercises, work and rest times exactly how you want - Clear countdown with voice cues and vibration, so you always know what's next without looking at your phone - Save unlimited workouts and start them with one tap - Track your weekly streak and workout history - Keep-screen-on option so your phone never sleeps mid-set - Clean, distraction-free design built for focus WHY INTERVA Most timer apps are cluttered with features you don't need. Interva does one thing: interval training, and does it well. Just open the app, pick a workout, and go. Whether you're doing a quick 4-minute Tabata or a full 45-minute HIIT circuit, Interva keeps you moving without getting in your way. PRIVACY FIRST Interva stores all your data locally on your device. We don't collect analytics, don't require an account, and don't share your information with anyone - because we never receive it in the first place. Interva is currently free to use.
Screenshots
Verdict
The clearest difference is update cadence: Interva at every 6 days against Exercise Timer Resero's every 3 weeks. Interva also leads on iOS requirement (15.1 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Exercise Timer Resero ships an update every 3 weeks, Interva every 6 days. Both last shipped on October 31, 2026.
| Parameter | Exercise Timer Resero | Interva |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 3 weeks | Every 6 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 55 MB | 28 MB |
| Age rating | 4+ | 4+ |
| Developer | Imarum GmbH | Karolina Wronska |
In-app purchases
Exercise Timer Resero
No in-app purchases
Interva
No in-app purchases









