Comparison

Stretching & Flexibility Plans vs Interval Workout & HIIT Timer

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

Head to head
About

Stretching & Flexibility Plans

This app offers a wide variety of customizable stretching exercises and predefined routines to improve flexibility, relieve pain, and reduce stress. It provides clear instructions, progress tracking, and healthy meal suggestions to support your fitness goals.

Highlights
  • Over 100 customizable stretching exercises
  • Over 50 predefined workout routines
  • Customizable routines and workout creation
  • Clear pictorial and written instructions
  • On-screen instructions and timer
  • Progress tracking with graphs and charts
  • Healthy menu suggestions
Features
Read full description

Relax, strengthen and relieve pain & tension! Great for home or office, this app offers stretching sessions with different stretches and positions suited for practitioners of any level! To burn fats, lose weight and get fit? To calm down, get relaxed and relive stress? It all depends on your choice! Stretching is an excellent thing you can do for your health. To discover simple, yet effective moves that can help you limber up for sports, improve your balance and prevent falls, increase your flexibility, and even help relieve arthritis, back, and knee pain, checkout the Stretching Special Health Report from Harvard Medical School. Benefits of a Stretching Program: Improved flexibility, stamina, and muscular strength; Reduced muscle soreness; Improved muscle and joint mobility; More efficient muscular movements and fluidity of motion; Greater ability to exert maximum force through a wider range of motion; Prevention of some lower-back problems; Improved appearance and self-image; Improved body alignment and posture; Better warm-up and cool-down in an exercise session; Improved maintenance of blood glucose; FEATURES Over 100 customizable stretching exercises. Over 50 predefined workout routines. Over 50 healthy menus for breakfast lunch dinner Fully customizable routines. Create custom workouts. Clear pictorial information. Written exercise instructions. Fully customized exercise player. On-screen instructions and timer: you can track everything: total time of workout, performing time etc... Progress tracking. Backup/Restore Routines. Listen to your favorite music during workout. Detail workout progress through various comparisons, graphs and charts. Track the exact number of repetitions or time you made for each exercise. All the data from workouts and exercises are saved. New calendar: access the saved data through an awesome new calendar // navigate through days of the calendar and see when you worked out and what routines you did and how many exercises you did. Awesome no? Workout progress - see the routines you did and the progress you made on each routines. Beautiful graphics so you can see how you progress on each exercise. Exercise progress - see the exercises you did and how many repetitions or time. PERFORMANCE STRETCHING PROGRAMS: It’s for anyone who is interested in improving flexibility, strength, and strength endurance. Customizing Your Stretching Program - Stretching Program to Lower Blood Glucose, Sport-Specific Stretches ( Baseball, Golf, Cycling, Diving, ++++) Dynamic Running Warm Up Stretch Program - Warm up your legs properly to take your run to the next level. Dynamic Sport Warm Up Stretch Program - Warm up every major muscle group so that you can give your best. Lower Back Rehab Program - Stretches and strength training moves to improve your core strength, reduce back pain, and increase your range of motion. Lower Back Static Stretch Program - Work out the stiffness in your lower back and fix your posture. Lower Body Static Stretch Program - You use your legs for everything, keep them at their functional best. Upper Body Static Stretch Program - Keep your upper body loose, relaxed, and properly aligned. - Subscription length: 1 month - Free trial: 3 days - Price for the subscription after free trial: $1.99 - Subscription type: auto-renewable - Subscription length: 6 months - Price for the subscription: $9.99 - Subscription length: 12 months - Price for the subscription: $17.99 - Payment will be charge to iTunes Account at confirmation of purchase - Subscription automatically renews unless auto-renew is turned off at least 24 hours before the end of the current period - Privacy: https://palmmarstudios.digitallabs.ro/StretchingPrograms/Privacy/ - Terms: https://palmmarstudios.digitallabs.ro/StretchingPrograms/Terms/ - Contact: https://palmmarstudios.digitallabs.ro/StretchingPrograms/Contact/ - Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

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
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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

Screenshots

Stretching & Flexibility Plans4 screens
Interval Workout & HIIT Timer4 screens

Verdict

The call

The clearest difference is rating: Interval Workout & HIIT Timer at 5.0 against Stretching & Flexibility Plans's 4.4. Stretching & Flexibility Plans's advantage is ratings volume (164 vs 1) and device support (3 vs 1). 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. Stretching & Flexibility Plans sells 3 in-app purchases, starting at $4.99 per month and Interval Workout & HIIT Timer sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Interval Workout & HIIT Timer holds the better App Store score, 5.0 against 4.4. That said, the two scores are not equally well evidenced: Stretching & Flexibility Plans has 164 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

Scorecard4 real differences · 6 level
Stretching & Flexibility Plans versus Interval Workout & HIIT Timer: the parameters behind the verdict, then further details
ParameterStretching & Flexibility PlansInterval Workout & HIIT Timer
PriceFreeFree
Rating4.4 (164 ratings)5.0 (1 ratings) — better
Positive reviews83.3% of reviews—
Number of ratings164 — better1
Update frequencyEvery 3 weeksEvery 3 weeks
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.1 — better26.2
Further details — not scored
Size65 MB17 MB
Age rating4+4+
DeveloperGabriel LupuMassive Interface LLC

Customer experience

Stretching & Flexibility Plans

All ratings164 ratings
Positive82.3%
Neutral8.5%
Negative9.1%
Written reviews78 reviews
Positive83.3%
Neutral2.6%
Negative14.1%

Interval Workout & HIIT Timer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

3 purchases

Stretching & Flexibility Plans

Subscriptions3
  • Subscription for Stretching Programs$4.991 Month
  • Stretching Programs 6 Months$9.996 Months
  • Stretching Programs 12 Months$17.991 Year
2 purchases

Interval Workout & HIIT Timer

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

Questions

Is Stretching & Flexibility Plans free?
Stretching & Flexibility Plans is free to download, with in-app purchases available.
Is Interval Workout & HIIT Timer free?
Interval Workout & HIIT Timer is free to download, with in-app purchases available.
Which has better reviews, Stretching & Flexibility Plans or Interval Workout & HIIT Timer?
Interval Workout & HIIT Timer is rated higher. Stretching & Flexibility Plans averages 4.4 out of 5 from 164 ratings, while Interval Workout & HIIT Timer averages 5.0 from 1 ratings.
Do Stretching & Flexibility Plans or Interval Workout & HIIT Timer have ads?
Neither Stretching & Flexibility Plans nor Interval Workout & HIIT Timer shows ads.
Which is updated more often, Stretching & Flexibility Plans or Interval Workout & HIIT Timer?
Stretching & Flexibility Plans ships an update every 3 weeks, and Interval Workout & HIIT Timer every 3 weeks. Most recently, Stretching & Flexibility Plans was updated on November 2, 2026 and Interval Workout & HIIT Timer on October 31, 2026.

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