Comparison

Interval Timer □ HIIT Timer vs Go&Rest

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

Head to head
About

Interval Timer □ HIIT Timer

Create custom workout timers with adjustable intervals for exercise and rest. Track your progress with detailed history and statistics, and repeat past workouts easily. Enjoy audio cues without interrupting your music.

Highlights
  • Customizable intervals
  • Workout and rest timers
  • Voice or beep guides
  • Background audio support
  • Workout history and statistics
  • Repeat previous workouts
Features
Read full description

A simple and beautiful interval timer. 1. Drag to set your custom intervals for workout, rest, rounds, etc 2. Tap to start. Interval Timer doesn't interfere with your music or other apps: ∙ Listen to your music apps while you workout. ∙ Voice or beep guides for every workout. ∙ You can leave the app and still listen to the audio guides, in order to follow a workout you found online. And no need to manually record your workouts: ∙ Detailed history and statistics pages to track your progress. ∙ Repeat a previous workout from your history, so you don't need to set it again. If you have any ideas for how to improve the app, just tap "Contact Support' inside the app and let us know! We are always trying to improve Interval Timer This app includes an optional auto-renewable subscription (Premium Pass): Premium Pass beings with a free trial period, then an auto-renewable monthly subscription when trial ends. Payment will be charged to your Apple account at confirmation of purchase and will automatically renew (at the duration/price selected) unless auto-renew is turned off at least 24 hrs before the end of the current period. Account will be charged for renewal within 24-hours prior to the end of the current period. Current subscription may not be cancelled during the active subscription period; however, you can manage your subscription and/or turn off auto-renewal by visiting your Apple Account Settings after purchase. Any unused portion of the free initial period will be forfeited when you purchase a subscription. Privacy Policy: https://float.support/interval-timer/privacy Terms of Use: https://float.support/interval-timer/terms

About

Go&Rest

This app provides a customizable interval timer for high-intensity interval training. It features a distraction-free interface, fullscreen display for group visibility, and background operation. Users can define custom workout routines and choose from various audio cues or voice coaches.

Highlights
  • Customizable work and rest intervals
  • Unlimited routine saving
  • Fullscreen landscape mode for groups
  • Background operation
  • Multiple audio cue options
  • Optional voice coaches
Features
Read full description

Go&Rest – HIIT Interval Timer Go&Rest is a clean HIIT timer with zero distractions, built for people who just want to work. No ads interrupting your workout, no hidden subscriptions, no sign-up. Just open the app and go. All core features are free. Unlock premium features with a single one-time purchase – no monthly fees, no subscription. TRAIN BY YOUR OWN RULES Set your work and rest intervals, the number of sets and rounds, plus an optional warm-up and cool-down. Want to start right away? The default 2:1 ratio (40s work / 20s rest) gives you a solid 17-minute workout instantly. Save unlimited workouts and launch them with a single tap. GROUP TRAINING? NO PROBLEM! Switch to landscape mode with one tap. The timer fills the entire screen so everyone in the room can see it clearly – perfect for group classes, CrossFit boxes or home gyms. YOUR WORKOUT, YOUR SOUND Choose from voice coaches (motivating or concise), simple audio cues (beeps, bells) or clean vibrations. TRACK YOUR PROGRESS After every workout, rate how hard it was and watch yourself improve. Premium unlocks the full History: streaks, weekly volume, a graph of both time and intensity, and a detail view for every session. You can also back up your data and restore it anytime. PREMIUM VOICE COACHES Want a partner for your toughest sets? Unlock unique voice coaches – the relentless Warrior, the futuristic Cyborg or the magical Wizard. Try any premium voice free for 7 days with one short ad. GO&REST PREMIUM Unlock every premium feature with a single purchase, no subscription. Premium gives you the full workout History, data backup and restore, all voice coaches and characters – and removes ads. Available in English, Czech and Slovak.

Screenshots

Interval Timer □ HIIT Timer4 screens
Go&Rest4 screens

Verdict

The call

The clearest difference is ads: Interval Timer □ HIIT Timer at none against Go&Rest's shown. Interval Timer □ HIIT Timer also leads on ratings volume (86K vs 8). Go&Rest's advantage is monetization model (free vs freemium). On price, rating, 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 □ HIIT Timer sells 5 in-app purchases, starting at $1.99 per month and Go&Rest sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Interval Timer □ HIIT Timer against 4.9 for Go&Rest. That said, the two scores are not equally well evidenced: Interval Timer □ HIIT Timer has 86K ratings behind it against 8, so its average is the more settled of the two.

UpkeepUpdate frequency

Interval Timer □ HIIT Timer ships an update every 5 weeks, Go&Rest every 3 weeks. The most recent releases landed on October 3, 2026 and September 20, 2026 respectively.

Scorecard3 real differences · 7 level
Interval Timer □ HIIT Timer versus Go&Rest: the parameters behind the verdict, then further details
ParameterInterval Timer □ HIIT TimerGo&Rest
PriceFreeFree
Rating4.8 (86K ratings)4.9 (8 ratings) — better
Positive reviews60.7% of reviews—
Number of ratings86K — better8
Update frequencyEvery 5 weeksEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFreemiumFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.615.1 — better
Further details — not scored
Size34 MB104 MB
Age rating4+9+
DeveloperFloat Tech, LLCRobert Dominguez

Customer experience

Interval Timer □ HIIT Timer

All ratings85,854 ratings
Positive96.7%
Neutral1.2%
Negative2.1%
Written reviews1,817 reviews
Positive60.7%
Neutral6.2%
Negative33.1%

Go&Rest

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Interval Timer □ HIIT Timer

Reported bugs

3 issues
  • Timer not always accurate
  • Favorites/saved workouts feature not working
  • Inconsistent behavior when pausing/resuming

Requested features

3 requests
  • Ability to save and name custom workouts
  • More flexibility in exercise/rest time settings
  • Option to adjust volume of voice prompts

Go&Rest

Not enough reviews yet to summarise bugs or requests.

In-app purchases

5 purchases

Interval Timer □ HIIT Timer

Subscriptions2
  • Premium Pass7 Days trial$1.991 Month
  • Premium Pass7 Days trial$2.991 Month
One-time3
  • Lifetime Pass$14.99
  • Lifetime Pass$19.99
  • Premium Forever Promo$29.99
1 purchases

Go&Rest

One-time1
  • Go&Rest Premium$4.99

Questions

Is Interval Timer □ HIIT Timer free?
Interval Timer □ HIIT Timer is free to download, with in-app purchases available.
Is Go&Rest free?
Go&Rest is free to download, with in-app purchases available.
Which has better reviews, Interval Timer □ HIIT Timer or Go&Rest?
Go&Rest is rated higher. Interval Timer □ HIIT Timer averages 4.8 out of 5 from 86K ratings, while Go&Rest averages 4.9 from 8 ratings.
Do Interval Timer □ HIIT Timer or Go&Rest have ads?
Go&Rest shows ads; Interval Timer □ HIIT Timer does not.
Which is updated more often, Interval Timer □ HIIT Timer or Go&Rest?
Interval Timer □ HIIT Timer ships an update every 5 weeks, and Go&Rest every 3 weeks. Most recently, Interval Timer □ HIIT Timer was updated on October 3, 2026 and Go&Rest on September 20, 2026.

Other comparisons