Comparison

HIIT vs SHRED

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

Head to head
About

HIIT

This app offers short, high-intensity interval training (HIIT) workouts that can be done anywhere with no equipment. It provides scientifically proven exercises, custom timer templates, and progress tracking to help users achieve fitness results quickly.

Highlights
  • Short, high-intensity workouts
  • Customizable timer templates
  • Step-by-step instructions
  • Calendar and weight tracking
  • Voice and video guidance
  • Apple Health integration
Features
Read full description

Get our HIIT Workout app to get results FAST! Just 4 minutes of high intensity tabata intervals training will make you sweat and get your heart pumping. Replace long cardio workouts with shorter and more effective HIIT workouts. No equipment needed. Workout anytime,anywhere. No excuses. Features: • Scientifically proven short high intensity workouts to improve your health. • Custom templates so you can build your own timers. • Step by step instructions suitable for beginners and intermediates alike. • Calendar and weight tracker to track your progress. • Voice and video instructions. It's like having a personal trainer in your pocket. • This app is integrated with Apple Health to track your workouts,calories and weight. Free,quick and effective. What are you waiting for? Download the app,and get sweating! 7M - We heart fitness! SUBSCRIPTION PRICING AND TERMS We offer the following auto-renewing subscriptions: $29.99 per year $2.99 per week These prices are for United States customers. Pricing in other countries may vary and actual charges may be converted to your local currency depending on the country of residence. The subscription will automatically renew unless turned off in your iTunes Account Settings at least 24 hours before current period ends. You can go to your iTunes Account settings to manage your subscription and turn off auto-renew. Your iTunes Account will be charged when the purchase is confirmed. If you subscribe before your free trial ends,the rest of your free trial period will be forfeited as soon as your purchase is confirmed. Read more about our terms and conditions here: Terms of Use: https://7mfitness.com/terms-of-use/ Privacy Policy: https://7mfitness.com/privacy-policy/

About

SHRED

This app empowers fitness instructors to create professional-quality workout videos using just their iPhone. It simplifies the production process with AI tools and automated features, allowing creators to share their classes with a global audience.

Highlights
  • Studio-quality content creation
  • AI-based tooling
  • Automated timers and animations
  • Class customization
  • No expensive equipment needed
  • Access to global user base
Features
Read full description

Welcome to Shred’s Creator Studio — the most powerful tool for fitness creators on the planet. Creator Studio allows anyone to produce studio-quality fitness content right in their living room. With an easy step-by-step process, smart AI-based tooling, and fun class customizations, you’re just a few taps a way from letting the world experience your incredible workout classes. What you’ll love about Creator Studio: + No need for expensive camera equipment — simply grab an iPhone and you’re good to go! + Forget expensive post-production. Our system automates timers, animations, rest periods, and more! + Get access to Shred’s millions of users around the world to grow your following as more people take your classes Access to Creator Studio is currently invite-only. If you’re interested in joining, please go to www.shred.app/creator to apply. Privacy Policy: https://www.shred.app/privacy-creator Terms of Use: https://www.shred.app/terms-creator

Screenshots

HIIT4 screens
SHRED4 screens

Verdict

The call

The clearest difference is in-app purchases: SHRED at none against HIIT's 11. SHRED also leads on ads (none vs shown) and rating (5.0 vs 4.8). HIIT's advantage is ratings volume (31K vs 6). On price, update cadence 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. HIIT sells 11 in-app purchases, starting at $2.99 per 7 days. SHRED asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

SHRED holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: HIIT has 31K ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 91% of HIIT's written reviews are positive against 100% of SHRED's.

UpkeepUpdate frequency

HIIT ships an update monthly, SHRED every 3 weeks. The most recent releases landed on October 2, 2026 and September 20, 2026 respectively.

Scorecard7 real differences · 3 level
HIIT versus SHRED: the parameters behind the verdict, then further details
ParameterHIITSHRED
PriceFreeFree
Rating4.8 (31K ratings)5.0 (6 ratings) — better
Positive reviews90.8% of reviews100.0% of reviews — better
Number of ratings31K — better6
Update frequencyMonthlyEvery 3 weeks — better
AdsYesNo — better
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS16.013.0 — better
Further details — not scored
Size159 MB46 MB
Age rating4+4+
DeveloperFast Builder LimitedShred Labs, LLC

Customer experience

HIIT

All ratings31,065 ratings
Positive96.7%
Neutral2.4%
Negative0.8%
Written reviews382 reviews
Positive90.8%
Neutral3.1%
Negative6.0%

SHRED

All ratings6 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

HIIT

Reported bugs

2 issues
  • Some videos or links not working
  • Occasional crashes or performance issues

Requested features

4 requests
  • Option to create custom workouts
  • More workout types beyond just HIIT
  • Integration with fitness tracking apps
  • Ability to save favorite workouts

SHRED

Not enough reviews yet to summarise bugs or requests.

In-app purchases

11 purchases

HIIT

Subscriptions11
  • Lock-in our cheapest price!3 Days trial$2.997 Days
  • 7M Pro$2.997 Days
  • Get Yearly Premium!$9.991 Year
Show 8 more
  • Interval Timer Pro + Workouts$12.991 Month
  • Interval Timer X premium7 Days trial$19.993 Months
  • 7M Pro$19.993 Months
  • Get Monthly Premium!$19.991 Month
  • Get Yearly Premium!$19.991 Year
  • Interval Timer X premium$29.991 Year
  • 7M Pro7 Days trial$29.991 Year
  • Interval Timer Pro + Workouts7 Days trial$39.991 Year
None

SHRED

No in-app purchases

Questions

Is HIIT free?
HIIT is free to download, with in-app purchases available.
Is SHRED free?
SHRED is free to download, with no in-app purchases.
Which has better reviews, HIIT or SHRED?
SHRED is rated higher. HIIT averages 4.8 out of 5 from 31K ratings, while SHRED averages 5.0 from 6 ratings.
Do HIIT or SHRED have ads?
HIIT shows ads; SHRED does not.
Which is updated more often, HIIT or SHRED?
HIIT ships an update monthly, and SHRED every 3 weeks. Most recently, HIIT was updated on October 2, 2026 and SHRED on September 20, 2026.

Other comparisons