Sprint Eight vs Interval Timer HIIT Workout
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sprint Eight
This app guides you through a high-intensity interval training workout designed for maximum calorie burn in minimal time. It provides timed intervals for sprinting and resting, allowing you to perform the exercise without specialized equipment.
- High Intensity Interval Training (HIIT)
- Maximum calorie burn
- No extra equipment needed
- Timed sprint and rest intervals
- 30-second sprint / 90-second rest cycle
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Working out is never fun so you need to get the most out of your workout when you can do it. Sprint-8 is a form of High Intensity Interval Training (HIIT) that allows maximum calorie burn in the shortest timeframe. Usually, this particular workout is done on a treadmill or stationary bicycle. This app lets you do the Sprint-8 workout and not have to have any extra equipment. It tells you when to sprint and then when to rest. Sprint-8 does this on a 30 second sprint/90 second rest cycle.
Interval Timer HIIT Workout
This app provides customizable interval timers for HIIT, Tabata, and circuit training. It features AI voice cues from celebrity impersonations, music integration, and automatic syncing with Apple Health and Apple Watch for comprehensive workout tracking.
- Customizable HIIT & Tabata timers
- AI voice cues from celebrity impersonations
- Music integration without interruption
- Convert social media workouts to follow-alongs
- Syncs with Apple Health & Apple Watch
- Save and organize custom workouts
- On-screen exercise cues
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The ultimate Interval Timer for your HIIT Workouts and Tabata training! Our app is the perfect Workout Timer, offering customizable work/rest periods for High Intensity Interval Training, Tabata, Running, Boxing and circuit training. Achieve peak interval performance with our EXCLUSIVE AI Voice Cues (feat. Arnold, Snoop & The Rock) that keep you motivated without interrupting your music! Why this timer? We added voice cues from AI versions of Arnold Schwarzenegger, Snoop Dogg, and The Rock. Because honestly, who wouldn't want Arnold yelling "PUMP UP THOSE MUSCLES" between sets when you're still wondering "WTF was I thinking doing this workout"? - TURN INSTAGRAM & TIKTOK WORKOUTS INTO FOLLOW-ALONGS. Share any workout post or reel to Peak Interval and it becomes a timed follow-along - exercise clips, reps, rounds and rest all set up for you. Finally, a use for all those workouts you saved "for later". - CUSTOMIZABLE WORKOUTS: Tailor your interval timer for any HIIT, Tabata, or circuit training session. - MUSIC INTEGRATION. Your music keeps playing while the cues run during your interval timer training - no interruptions. Who are we to judge what you listen to? - AI VOICE QUEUES. Get motivated by AI Arnold, Snoop Dogg, & The Rock for a truly fun workout timer experience. - LOCKED SCREEN MODE. Cues still play even when your phone is locked—because you shouldn't have to keep your screen on. You need to save that battery % for all that social media scrolling. - APPLE HEALTH & APPLE WATCH. Your workouts automatically sync to Apple Health with live heart rate monitoring and heart rate zones right on screen. Start a workout on your iPhone and your Watch joins in automatically. Your calories, duration, and heart rate — all tracked, all saved, zero effort. - SAVE AND ORGANIZE INTERVAL TIMER WORKOUTS. color-coded, named, and ready for quick access. Easiest thing about your workout is going to be starting the timer - the workout itself - not so much. - BIG CLEAR NUMBERS WITH COLOR CODED SCREENS - so you can see your time from a distance. Like across the gym. - REAL TIME EXERCISE ON-SCREEN CUES—enter your exercise names, and they'll show up on-screen during interval timer workouts and announce what's coming next during rest. At that point you may regret adding one extra round. - SHARE WORKOUTS WITH OTHERS – perfect for coaches with clients. Or that friend that needs to lay off donuts and do some serious sweating. Perfect for: - Interval timer training - High-Intensity Interval Training (HIIT timer training) - Tabata timer workouts - Circuit training & CrossFit - Boxing/MMA training - Strength training & cardio - Personal trainers & group fitness - Interval timer running - Forcing yourself to take a break while bindge watching Netflix (for real, you can put 40 minutes "work" and 5 minutes "rest"). Again, no judgement zone, you do what you want. Still reading? Just download. See the app for yourself.
Screenshots
Verdict
The clearest difference is in-app purchases: Sprint Eight at none against Interval Timer HIIT Workout's 5. Sprint Eight also leads on ads (none vs shown) and iOS requirement (10.3 vs 18.0). Interval Timer HIIT Workout's advantage is rating (4.8 vs 4.4) and update cadence (weekly vs every 6 weeks). On price, review sentiment 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. Interval Timer HIIT Workout sells 5 in-app purchases, starting at $1.99 per month. Sprint Eight asks for nothing beyond the download.
Interval Timer HIIT Workout holds the better App Store score, 4.8 against 4.4. That said, the two scores are not equally well evidenced: Interval Timer HIIT Workout has 344 ratings behind it against 11, so its average is the more settled of the two. Written reviews point the same way: 60% of Sprint Eight's written reviews are positive against 67% of Interval Timer HIIT Workout's.
Sprint Eight ships an update every 6 weeks, Interval Timer HIIT Workout weekly. The most recent releases landed on November 2, 2026 and November 8, 2026 respectively.
| Parameter | Sprint Eight | Interval Timer HIIT Workout |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (11 ratings) | 4.8 (344 ratings) — better |
| Positive reviews | 60.0% of reviews | 66.7% of reviews — better |
| Number of ratings | 11 | 344 — better |
| Update frequency | Every 6 weeks | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 10.3 — better | 18.0 |
| Further details — not scored | ||
| Size | 21 MB | 99 MB |
| Age rating | 4+ | 4+ |
| Developer | Brad McAnalley | Roli LLC |
Customer experience
Sprint Eight
Interval Timer HIIT Workout
In-app purchases
Sprint Eight
No in-app purchases
Interval Timer HIIT Workout
- Monthly Subscription7 Days trial$1.991 Month
- Monthly Subscription$2.991 Month
- Yearly Subscription1 Year trial$29.991 Year
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- Yearly Subscription7 Days trial$29.991 Year
- One Time Purchase$19.99
Questions
Is Sprint Eight free?
Is Interval Timer HIIT Workout free?
Which has better reviews, Sprint Eight or Interval Timer HIIT Workout?
Do Sprint Eight or Interval Timer HIIT Workout have ads?
Which is updated more often, Sprint Eight or Interval Timer HIIT Workout?
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