Comparison

Interval Workout & HIIT Timer vs Boxing Timer Round

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Interval Workout & HIIT Timer

This minimalist interval timer helps you focus on your workout by managing your timing. It offers multiple modes for HIIT, Tabata, and standard intervals, with customizable transition times and focus-friendly audio or haptic feedback. Seamlessly track progress on your lock screen.

Highlights
  • Multiple timer modes (HIIT, Tabata, standard)
  • Customizable interval and rest periods
  • Smart 'Interval Gap' transition timer
  • Focus-friendly audio cues and haptic feedback
  • Live Activities and Dynamic Island integration
  • Background notifications
Features
Read full description

Time HIIT workouts, Tabata rounds, stretches, and yoga holds with custom work, rest, and transition intervals. Set your routine and follow the cues so you can focus on each movement. Consistency is key. From flexibility training and active recovery to high-intensity intervals, we handle the timing so you can keep your mind calm and handle the effort. KEY FEATURES: Multiple Timer Modes: Instantly switch between dedicated Tabata, HIIT, and standard interval modes to perfectly match your routine. Effortless Controls: Quickly dial in your intervals, rest periods, and rounds with simple tap-and-go presets. No complex programming required. Smart "Gap" Timer: The unique "Interval Gap" feature gives you exactly enough time to switch sides, change equipment, or move into the next pose. Set a custom transition buffer so you never feel rushed. Focus-Friendly Feedback: Choose gentle audio cues to guide you without looking at the screen, or haptic vibrations for a silent experience perfect for the gym or late nights. Seamless iOS Integration: Keep an eye on your progress anywhere with full support for Live Activities on the Lock Screen and Dynamic Island. Background Notifications: Your timer keeps running perfectly, sending you notifications even if the app is in the background. PERFECT FOR: HIIT & Tabata: Crush your high-intensity intervals with precise work, rest, and count-in periods. Yoga & Flexibility: Maintain your yoga asanas consistently and improve your overall flexibility without breaking focus. Stretching & Recovery: Hold a static stretch for the exact right amount of time to aid in muscle recovery. Physical Therapy (PT): Manage rehab exercises with precision. Mobility Work: Open up hips, shoulders, and hamstrings with ease. SIMPLE BY DESIGN We believe fitness tools shouldn't be complicated. Experience a calm, clutter-free interface with no confusing menus and no distractions. Just clean, simple controls that help you build a better habit. INTERVAL TIMER PRO The standard Interval Timer is free. HIIT, Tabata, and Live Activities / Dynamic Island require Interval Timer Pro, available as a weekly auto-renewing subscription or a one-time lifetime purchase. Eligible new subscribers can try the weekly plan free for 3 days. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://stretchytimerdotcom.onrender.com/privacy.html

About

Boxing Timer Round

Features
Read full description

No ads. No tracking. No account. A boxing round timer that rings the bell on your lock screen. Whether you're shadowboxing in your living room, hitting the heavy bag, or running an MMA training camp — Boxing Timer Round delivers tournament-grade timing with a beautiful, distraction-free interface. PRESETS BUILT BY FIGHTERS • Boxing — 12 rounds × 3 minutes, 1-minute rest (classic championship rules) • MMA — 3 rounds × 5 minutes, 1-minute rest (PRO) • Muay Thai — 5 rounds × 5 minutes, 2-minute rest (PRO) • HIIT Boxing — 8 rounds × 30s work / 30s rest (PRO) • Custom — build any round/rest/count combination PROFESSIONAL FEATURES → Background-accurate timer Even when your phone sleeps, the bell rings on your lock screen at the exact second. → 5 premium bell sounds Classic boxing bell, traditional gong, klaxon, whistle, plus the original Boxing Timer Round bell. → Visible round + rest indicators Big numbers, color-coded phases, no squinting between sets. → Smart haptics Pulse warning at the 10-second mark so you can feel the round end through your gloves. → Local notifications Round endings work even with the app closed, so you can shadowbox in front of a mirror without holding your phone. → 15 languages English, Turkish, German, Spanish, French, Italian, Japanese, Korean, Brazilian Portuguese, Russian, Chinese, Arabic, Dutch, Polish, Thai. FREE FOREVER 3 workouts per day, your own round and rest times, and the classic bell — yours, no ads, no signups, no email required. UNLOCK PRO • Unlimited daily workouts • MMA, Muay Thai, HIIT, and all future presets • Full bell sound library • Apple Watch companion • Priority support • Future Pro-only features Available as Pro Yearly or Pro Lifetime (pay once, own forever). Manage your subscription anytime in your Apple ID Subscriptions. WHY BOXING TIMER ROUND? We built this app because every other "boxing timer" we tried was either ugly, full of ads, or stopped ringing the bell when the screen locked. We're indie fighters who care about the craft. The app is hand-coded in 15 languages, hand-tuned for accuracy down to the millisecond, and zero ads — ever. If a round runs long because we shipped a bug, we want to know. Email us anytime: dorukdumlu@gmail.com. SUBSCRIPTION TERMS Payment is charged to your Apple ID at confirmation. Pro Yearly auto-renews unless cancelled at least 24 hours before the period ends. Manage and cancel your subscription anytime via your Apple ID Subscriptions page (Settings → Apple ID → Subscriptions). Privacy Policy: https://dorukdumlu.github.io/boxing-timer-pro/privacy.html Terms of Use: https://dorukdumlu.github.io/boxing-timer-pro/terms.html

Screenshots

Interval Workout & HIIT Timer4 screens
Boxing Timer Round4 screens

Verdict

The call

The clearest difference is device support: Boxing Timer Round at 3 against Interval Workout & HIIT Timer's 1. Boxing Timer Round also leads on iOS requirement (15.1 vs 26.2). On price, update cadence, ads and in-app purchases 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Interval Workout & HIIT Timer sells 2 one-off in-app purchases and Boxing Timer Round sells 2 in-app purchases, starting at $9.99 per year. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Interval Workout & HIIT Timer ships an update every 3 weeks, Boxing Timer Round every 10 days. Both last shipped on October 31, 2026.

Scorecard2 real differences · 7 level
Interval Workout & HIIT Timer versus Boxing Timer Round: the parameters behind the verdict, then further details
ParameterInterval Workout & HIIT TimerBoxing Timer Round
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod, Apple Watch — better
Requires iOS26.215.1 — better
Further details — not scored
Size17 MB53 MB
Age rating4+4+
DeveloperMassive Interface LLCDoruk Dumlu

In-app purchases

2 purchases

Interval Workout & HIIT Timer

One-time2
  • Home and Lock Screen Support$0.99
  • Live Activities and Dynamic Island$1.99
2 purchases

Boxing Timer Round

Subscriptions1
  • Pro Yearly$9.991 Year
One-time1
  • Pro Lifetime$24.99

Questions

Is Interval Workout & HIIT Timer free?
Interval Workout & HIIT Timer is free to download, with in-app purchases available.
Is Boxing Timer Round free?
Boxing Timer Round is free to download, with in-app purchases available.
Do Interval Workout & HIIT Timer or Boxing Timer Round have ads?
Neither Interval Workout & HIIT Timer nor Boxing Timer Round shows ads.
Which is updated more often, Interval Workout & HIIT Timer or Boxing Timer Round?
Interval Workout & HIIT Timer ships an update every 3 weeks, and Boxing Timer Round every 10 days. Most recently, Interval Workout & HIIT Timer was updated on October 31, 2026 and Boxing Timer Round on October 31, 2026.

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