Comparison

Hiit vs Restrr

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

Head to head
About

Hiit

Features
Read full description

A simple app for HIIT exercise. How many seconds is your walking/low intensity interval? How many seconds is your running/high intensity interval? How many intervals do you want to do? Hit Start, your phone will buzz at the end of every interval and twice at the end, so you don't even need to keep an eye on your phone.

About

Restrr

Optimize your strength training and HIIT workouts with a smart rest countdown and automatic set counter. Stay focused with customizable notifications and live activity integration. Train more efficiently and effectively.

Highlights
  • Smart rest countdown
  • Automatic set counter
  • Live Activities & Dynamic Island integration
  • Customizable notifications
  • Workout optimization
Read full description

Tired of guessing your rest periods and losing track of sets? Gym Timer is the essential tool for every serious athlete and gym-goer. Designed to keep your strength training, muscle building, and HIIT workouts on track, our app ensures you make the most of every second. Stop wasting time and start training with purpose. Features That Optimize Your Workout - Smart Rest Countdown: Our clear, easy-to-read rest countdown ensures you hit your next set at the perfect time, every time. - Automatic Set Counter: Focus on your reps, not your count. The app automatically tracks your sets, making your workout seamless. - Live Activities & Dynamic Island: Stay connected to your workout timer directly from your lock screen or Dynamic Island. A quick glance is all you need. - Customizable Notifications: Get notified with a sound or vibration the moment your rest period is over. You'll never miss a beat. Whether you're a beginner or a seasoned lifter, the Gym Rest Timer is the personal coach you've been waiting for. It's more than just a timer—it's your key to a more efficient, focused, and effective workout. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Hiit4 screens
Restrr4 screens

Verdict

The call

The clearest difference is in-app purchases: Hiit at none against Restrr's 3. Hiit also leads on iOS requirement (14.0 vs 18.5). Restrr's advantage is update cadence (every 3 months vs every 14 months). On price, 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

Both are free to download. Restrr sells 3 in-app purchases, starting at $1.99 per month. Hiit asks for nothing beyond the download.

UpkeepUpdate frequency

Hiit ships an update every 14 months, Restrr every 3 months. The most recent releases landed on October 5, 2026 and September 24, 2026 respectively.

Scorecard3 real differences · 7 level
Hiit versus Restrr: the parameters behind the verdict, then further details
ParameterHiitRestrr
PriceFreeFree
Rating—3.0 (2 ratings) — better
Positive reviews—0.0% of reviews
Number of ratings—2 — better
Update frequencyEvery 14 monthsEvery 3 months — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Free with in-app purchases
DevicesiPhone, iPodiPhone, iPad
Requires iOS14.0 — better18.5
Further details — not scored
Size2 MB19 MB
Age rating4+4+
DeveloperDependencyMatija Gunther

In-app purchases

None

Hiit

No in-app purchases

3 purchases

Restrr

Subscriptions2
  • Monthly$1.991 Month
  • Annual$8.991 Year
One-time1
  • Lifetime$3.99

Questions

Is Hiit free?
Hiit is free to download, with no in-app purchases.
Is Restrr free?
Restrr is free to download, with in-app purchases available.
Do Hiit or Restrr have ads?
Neither Hiit nor Restrr shows ads.
Which is updated more often, Hiit or Restrr?
Hiit ships an update every 14 months, and Restrr every 3 months. Most recently, Hiit was updated on October 5, 2026 and Restrr on September 24, 2026.

Other comparisons