Comparison

Interval Workout & HIIT Timer vs Stretch Timer

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

Stop checking your watch or counting seconds in your head. Join over 1 million happy users who have turned their fitness habits into reality. Whether you are pushing through a grueling HIIT session, conquering a Tabata circuit, or holding a deep stretch, this minimalist interval timer handles the clock so you can focus on the work. 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.

About

Stretch Timer

Features
Read full description

Flexibility built into your day, one routine at a time. Stretch Timer helps you reduce tension and improve mobility with guided routines that actually fit your schedule. FEATURES: • 3 pre-built routines: 5min Quick, 10min Full Body, 15min Deep Stretch • Auto-advance timer guides you through each stretch • Full body coverage: Neck, Shoulders, Back, Hips, Legs, Arms • Track completion counts for each routine • Log how you feel after each session • Weekly completion report • Fun flexibility facts during stretches • Build streaks with protective shields INSIGHTS & TRENDS: • See which routines you do most • Track mood improvements post-stretch • Monitor weekly consistency • Identify which body parts you target most PRIVACY FIRST: All data is stored locally on your device. No accounts required. No cloud sync. No one sees your data but you. Stretch Timer is free and ad-supported. Download now and start stretching today.

Screenshots

Interval Workout & HIIT Timer4 screens
Stretch Timer4 screens

Verdict

The call

The clearest difference is in-app purchases: Stretch Timer at none against Interval Workout & HIIT Timer's 2. Stretch Timer also leads on iOS requirement (15.1 vs 26.2). Interval Workout & HIIT Timer's advantage is ads (none vs shown). On price 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Interval Workout & HIIT Timer sells 2 one-off in-app purchases. Stretch Timer asks for nothing beyond the download.

Scorecard3 real differences · 6 level
Interval Workout & HIIT Timer versus Stretch Timer: the parameters behind the verdict, then further details
ParameterInterval Workout & HIIT TimerStretch Timer
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 3 weeks—
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhoneiPhone, iPod — better
Requires iOS26.215.1 — better
Further details — not scored
Size15 MB26 MB
Age rating4+4+
DeveloperMassive Interface LLCBlas Prieto

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
None

Stretch Timer

No in-app purchases

Questions

Is Interval Workout & HIIT Timer free?
Interval Workout & HIIT Timer is free to download, with in-app purchases available.
Is Stretch Timer free?
Stretch Timer is free to download, with no in-app purchases.
Do Interval Workout & HIIT Timer or Stretch Timer have ads?
Stretch Timer shows ads; Interval Workout & HIIT Timer does not.

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