Comparison

Stark Stretch vs HIIT | Down Dog

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

Head to head
About

Stark Stretch

Access a library of 83 HD video exercises for a full-body workout. Create personalized routines with timers for Tabata, HIIT, and circuit training. Track progress by saving workouts and burned calories to Apple Health.

Highlights
  • 83 HD exercise videos
  • Personalized workout creation
  • Full body workouts
  • Step-by-step workout guidance
  • Tabata, HIIT, Circuit timers
  • Muscle group targeting
  • Apple Health integration
Features
Read full description

Optimise your results with Stark Stretch! - Be inspired by 83 exercises presented in sharp HD video. - Create your own personal workout. - Get a full body workout with exercises in all ranges of difficulty - While working out, follow the step by step workout-feature which take you through the workout using timers and your chosen specifics. - The timers support different workout types including Tabata, HIIT and Circuit training. - Find exercises targeting specific muscle groups. Integration with Apple Health: Save burned calories and performed workouts. Exercises are performed by, Denice Lundevall

About

HIIT | Down Dog

This app offers a dynamic high-intensity interval training (HIIT) experience with over 1000 unique exercises, ensuring you never do the same workout twice. It's beginner-friendly with customizable workout lengths, exercise types, and music to keep you motivated and prevent plateaus.

Highlights
  • Over 1000 unique exercises
  • Customizable workout length and intervals
  • Selectable exercise categories (upper body, core, etc.)
  • Preset and custom workout mixes
  • Dynamic music matching workout intensity
  • Choice of coach voices
  • Syncs across devices
Features
Read full description

With pre-recorded videos, you get bored, and so do your muscles! Avoid the dreaded workout plateau and get ripped with HIIT. With over 1000+ different exercises, you’ll never get the same workout twice! BEGINNER FRIENDLY If you’re brand new to HIIT, Level 0 is the perfect place to start! Use your own body weight to get your heart rate up and efficiently burn fat while building muscle - no fancy props required. Our high definition videos and clear instructions guide you through each HIIT exercise. It’s like having your own personal trainer! BUILD THE WORKOUT YOU WANT Set the total length of your workout Tailor the length of your Exercise Length and Recovery intervals Choose from 4 different levels of Upper Body, Lower Body, and Core to get exercises that challenge you MIX FEATURE Choose from presets like Leg Day, Cardio Killer, Total Body - No Jumps, or our favorite, Bringing Sexy Back, or create your own mix of aerobic, core, glutes, legs and upper body Exclude exercises that don’t work for you: Sore wrists? Say goodbye to table tops and planks. Tired of burpees? No problem, you’ll never have to hop back again. DYNAMIC CHANGING MUSIC Pick the type of music that gets you hyped, and we supply beats that match your movement and help you push hard to the last second of each interval. CHOOSE YOUR VOICE Select your favorite coach to keep you motivated as you sweat. SYNC BETWEEN DEVICES Automatically syncs across all your devices. Integrates with the Apple Health app! Down Dog's terms and conditions can be found at https://www.downdogapp.com/terms Down Dog's privacy policy can be found at https://www.downdogapp.com/privacy

Screenshots

Stark Stretch4 screens
HIIT | Down Dog4 screens

Verdict

The call

The clearest difference is price: HIIT | Down Dog at Free against Stark Stretch's $1.99. HIIT | Down Dog also leads on update cadence (every 2 weeks vs every 3 months) and ratings volume (48K vs 168). Stark Stretch's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.0). On ads 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

HIIT | Down Dog is free to download; Stark Stretch costs $1.99 up front. HIIT | Down Dog sells 5 in-app purchases, starting at $12.99 per month. Stark Stretch asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

HIIT | Down Dog holds the better App Store score, 4.9 against 4.6. That said, the two scores are not equally well evidenced: HIIT | Down Dog has 48K ratings behind it against 168, so its average is the more settled of the two. Written reviews point the same way: 71% of Stark Stretch's written reviews are positive against 89% of HIIT | Down Dog's.

UpkeepUpdate frequency

Stark Stretch ships an update every 3 months, HIIT | Down Dog every 2 weeks. The most recent releases landed on September 21, 2026 and September 24, 2026 respectively.

Scorecard8 real differences · 2 level
Stark Stretch versus HIIT | Down Dog: the parameters behind the verdict, then further details
ParameterStark StretchHIIT | Down Dog
Price$1.99Free — better
Rating4.6 (168 ratings)4.9 (48K ratings) — better
Positive reviews70.7% of reviews89.1% of reviews — better
Number of ratings16848K — better
Update frequencyEvery 3 monthsEvery 2 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterSubscription
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS12.0 — better15.0
Further details — not scored
Size18 MB99 MB
Age rating4+4+
DeveloperPostra ABYoga Buddhi Co.

Customer experience

Stark Stretch

All ratings168 ratings
Positive91.1%
Neutral3.0%
Negative6.0%
Written reviews140 reviews
Positive70.7%
Neutral7.9%
Negative21.4%

HIIT | Down Dog

All ratings48,353 ratings
Positive98.1%
Neutral1.4%
Negative0.5%
Written reviews550 reviews
Positive89.1%
Neutral4.7%
Negative6.2%

User reviews

Stark Stretch

From 168 App Store ratings

What we love

  • 👍 Customizable routines
  • 👍 Wide selection of stretches
  • 👍 Simple and easy to use
  • 👍 Good for beginners
  • 👍 Effective for flexibility

Room to improve

  • 👎 Lack of detailed instructions
  • 👎 Videos/images are static or unclear
  • 👎 Unilateral exercises not automatically handled
  • 👎 Limited exercise selection (for some)
  • 👎 Paid app with issues

HIIT | Down Dog

From 48K App Store ratings

What we love

  • 🏃🏼‍➡️ Excellent programs
  • 👍 Highly customizable workouts
  • 🤩 Motivating trainers and music
  • 🙌 Affordable and accessible
  • 💪 Effective for building strength and fitness

Room to improve

  • 🐛 App crashes and connection issues
  • 🤔 Exercises can be overly complicated for beginners
  • 🔇 Music volume issues
  • 🤕 Concerns about potential injuries from certain exercises

Bugs and requests

Stark Stretch

Reported bugs

7 issues
  • Videos won't download
  • App crashes or won't work
  • Server issues for downloads
  • Analysis mode transmits data without consent
  • Timer/rest period settings are cumbersome
Show 2 more
  • Voice countdown stopped working
  • Program creation doesn't display exercises

Requested features

13 requests
  • Add more detailed instructions (text or voice)
  • Improve video clarity and motion
  • Automatic handling of left/right side exercises
  • Expand exercise library
  • Add option to add custom stretches
Show 8 more
  • Add voice countdown/timer warnings
  • Include breathing guidance
  • Add alternative exercises for injuries
  • Add yoga edition
  • Add soothing music
  • More pre-made workout programs
  • Highlight muscles being worked
  • Add animation showing where to feel the stretch

HIIT | Down Dog

Reported bugs

3 issues
  • App freezing and crashing
  • Connectivity problems
  • Inconsistent workout experiences

Requested features

6 requests
  • Preview of upcoming exercises
  • Warm-up and cool-down options
  • Ability to exclude certain exercises
  • More detailed exercise instructions and form cues
  • Offline workout downloads
Show 1 more
  • Integration with fitness tracking devices

In-app purchases

None

Stark Stretch

No in-app purchases

5 purchases

HIIT | Down Dog

Subscriptions5
  • HIIT Subscription$12.991 Month
  • All Access Subscription2 variants$12.991 Month
  • HIIT Subscription$99.991 Year
Show 2 more
  • All Access Subscription3 variants$99.991 Year
  • All Access Subscription$119.991 Year

Questions

Is Stark Stretch free?
Stark Stretch costs $1.99, with no in-app purchases.
Is HIIT | Down Dog free?
HIIT | Down Dog is free to download, with in-app purchases available.
Which has better reviews, Stark Stretch or HIIT | Down Dog?
HIIT | Down Dog is rated higher. Stark Stretch averages 4.6 out of 5 from 168 ratings, while HIIT | Down Dog averages 4.9 from 48K ratings.
Do Stark Stretch or HIIT | Down Dog have ads?
Neither Stark Stretch nor HIIT | Down Dog shows ads.
Which is updated more often, Stark Stretch or HIIT | Down Dog?
Stark Stretch ships an update every 3 months, and HIIT | Down Dog every 2 weeks. Most recently, Stark Stretch was updated on September 21, 2026 and HIIT | Down Dog on September 24, 2026.

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