Comparison

Interval Timer+++ vs Improve

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

Head to head
About

Interval Timer+++

This app provides a versatile workout timer for various training styles like HIIT, Tabata, and EMOM. It allows users to create custom routines, access pre-made workouts, and offers clear voice announcements. Designed for both home and gym use, it's suitable for all fitness levels.

Highlights
  • Customizable interval and circuit training
  • Support for Tabata, EMOM, and AMRAP formats
  • Pre-made workout library
  • Voice announcements and countdowns
  • Large, high-contrast display
  • Save and reuse custom workouts
Features
Read full description

Advanced HIIT Timer: Tabata, EMOM, AMRAP & Custom Workouts The ultimate no-nonsense workout timer for serious training. Perfect for Tabata, EMOM, AMRAP, HIIT, intervals, circuits, and bodyweight sessions at home or in the gym. Simple enough for beginners, powerful enough for advanced athletes. WHY CHOOSE THIS TIMER • Mix Tabata, EMOM, AMRAP, and interval rounds in one workout • Build unlimited custom workouts in seconds • 40+ proven ready to use workouts included (beginner → advanced) • Crystal-clear voice announcements + 3-2-1 countdowns • Large, high-contrast timer — visible across the room • Save and reuse your favorite sessions forever • Works flawlessly with bluetooth speakers • Zero bloat. Zero ads. Just your workout. Whether you're crushing at-home HIIT, CrossFit WODs, running, cycling, or yoga flows — this is the timer that finally keeps up with you. Download now and train smarter. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://apptelligentapps.wixsite.com/apptelligent/privacy-policy

About

Improve

Engage in a variety of fun games designed to boost cognitive skills like memory, concentration, and reaction time. Track your progress with data-driven insights and enjoy daily rewards. This app offers a playful approach to brain training.

Highlights
  • Engaging brain training games
  • Personalized progress tracking
  • Daily rewards and bonuses
  • Card-style task bulletin
  • Journey module with game map
  • Interactive UI/UX
Features
Read full description

Improve is a powerful app that improves your brain power through a wide variety of engaging games. Improve has released a brand new version: *Card-style layout of task bulletin, helping you quickly pick the most interesting training games, and show your experience value intuitively! *A new module called Journey, taking you to jump into the exciting tour of unlocking game map! *More interactive UI/UX, allowing you to effortlessly improve your brain power in a relaxed and immersive play! *More exquisite daily rewards, bringing you various awards everyday. *Personalized progress tracking, showing data-driven insights and visualization of your progress over time. What are SPECIAL GAMES in Improve? *Wonderful Melody* Use your hearing and memory to play hit songs, focusing on concentration training! *Flower Blossom* Test your sense of space and reaction, click on the petals one by one to let each bud bloom in the most beautiful way. *Save That Sheep* Use your wisdom and strategy to protect sheep from lurking wolves and return to the fence safely, which trains both memory and planning. *Find The Animal* Quickly find the unique one among a pile of animals. The time is limited and the quantities increase. You must have good discernment to conquer it. Forget about those boring and repetitive trainings, use the game-playing way to make progress in the easiest way while having fun! *Auto-renew Service Description* 1. Subscription plan: a) Continuous weekly subscription, $6.99 per week, 3-day free trial for the first subscription; b) Continuous annual subscription, $34.99 per year, 7-day free trial for the first subscription; c) Lifetime membership plan has a one-time fee of $99.99, one-time purchase for lifetime use. 2. Payment: After the user confirms the purchase and payment, the iTunes account will be deducted; 3. Automatic renewal: Apple iTunes account will be deducted within 24 hours before expiration, and the subscription period will be extended by one subscription period after the deduction is successful; 4. Turn off the service: You can go to "Settings" on your Apple phone-->Enter "iTunes Store and App Store"-->Click "Apple ID", select "View Apple ID", enter the "Account Settings" page, click "Subscription", manage the automatic renewal service, if you need to cancel, you can turn it off 24 hours before the end of each billing cycle, and no more deductions will be made within 24 hours before expiration. 5. Service Agreement: https://www.improvebrainsapps.com/terms-of-use.html 6. Privacy Agreement: https://www.improvebrainsapps.com/privacy-policy.html Contact us: whaleriver666@outlook.com

Screenshots

Interval Timer+++4 screens
Improve4 screens

Verdict

The call

The clearest difference is review sentiment: Interval Timer+++ at 100% against Improve's 0%. Interval Timer+++ also leads on rating (5.0 vs 4.0) and ads (none vs shown). Improve's advantage is iOS requirement (14.0 vs 18.5). On price, ratings volume, update cadence 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 Timer+++ sells 4 in-app purchases, starting at $1.49 per month and Improve sells 7 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Interval Timer+++ holds the better App Store score, 5.0 against 4.0. Both are backed by a comparable volume of ratings — 3 and 4 respectively. Written reviews point the same way: 100% of Interval Timer+++'s written reviews are positive against 0% of Improve's.

UpkeepUpdate frequency

Interval Timer+++ ships an update weekly, Improve every 9 days. The most recent releases landed on July 8, 2026 and June 26, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer+++ versus Improve: the parameters behind the verdict, then further details
ParameterInterval Timer+++Improve
PriceFreeFree
Rating5.0 (3 ratings) — better4.0 (4 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings34 — better
Update frequencyWeekly — betterEvery 9 days
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPadiPhone, iPod
Requires iOS18.514.0 — better
Further details — not scored
Size28 MB128 MB
Age rating4+4+
DeveloperApptelligentGuangzhou Zaile Technology Co., Ltd.

Customer experience

Interval Timer+++

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Improve

All ratings4 ratings
Positive75.0%
Neutral0.0%
Negative25.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

4 purchases

Interval Timer+++

Subscriptions2
  • Monthly$1.491 Month
  • Annual$9.991 Year
One-time2
  • Lifetime Access$3.99
  • Lifetime Access$19.99
7 purchases

Improve

Subscriptions5
  • Weekly3 Days trial$6.997 Days
  • Weekly$8.997 Days
  • Monthly3 Days trial$8.991 Month
Show 2 more
  • Yearly(Deal)7 Days trial$19.991 Year
  • Yearly7 Days trial$34.991 Year
One-time2
  • Lifetime(Deal)$59.99
  • Lifetime$99.99

Questions

Is Interval Timer+++ free?
Interval Timer+++ is free to download, with in-app purchases available.
Is Improve free?
Improve is free to download, with in-app purchases available.
Which has better reviews, Interval Timer+++ or Improve?
Interval Timer+++ is rated higher. Interval Timer+++ averages 5.0 out of 5 from 3 ratings, while Improve averages 4.0 from 4 ratings.
Do Interval Timer+++ or Improve have ads?
Improve shows ads; Interval Timer+++ does not.
Which is updated more often, Interval Timer+++ or Improve?
Interval Timer+++ ships an update weekly, and Improve every 9 days. Most recently, Interval Timer+++ was updated on July 8, 2026 and Improve on June 26, 2026.

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