Comparison

Exercise Timer vs OpenHIIT

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

Head to head
About

Exercise Timer

Create and guide custom interval training routines with this app. It supports timed and rep-based exercises, offers voice coaching, and logs your workout history with detailed analytics. Track progress over time and organize routines into training plans.

Highlights
  • Custom workout routines
  • Voice coach for next exercise
  • Timed and rep-based exercises
  • Workout logging and analytics
  • Training plans
  • Background operation
  • Apple Watch support
Features
Read full description

Create custom workout routines & let Exercise Timer guide you through your interval training. Exercise Timer supports both timed exercises and even reps-based exercises (press 'done' when exercise complete). Use Exercise Timer with your screen on or even in the background with your screen locked. Keep your phone in your pocket & Exercise Timer will still let you know which exercise is coming up by voice, vibration & bell. Keep a log of every workout along with an exercise breakdown & take notes. Know how much time you spend exercising with weekly, monthly & yearly charts. In addition to this, Exercise Timer generates reports of individual exercises with overall totals & Exercise Progression charts FEATURES • Create your custom workout routines • Voice Coach announces the next exercise • Optional Metronome to improve cadence • Multiple Bell Sounds • Group Exercises. E.g.: for Warm-Up/Cool-Down • Timed Exercises & Reps exercises supported • Color code your Exercises • Explain your exercises better with our library of exercise GIFs • Log & keep track of your workouts • Workout Analytics • Organize your workouts in Training Plans • Training plans designed by our fitness experts • Works in Background with device locked and screen off • Use Exercise Timer on your Apple Watch IDEAL FOR: • Interval Training, Tabata & Circuit Training • Yoga • Boxing • Keeping all your Workout Routines & Plans in one place • Gym Timer ARE YOU A FITNESS TRAINER? Create your Training Plans and workout routines in Exercise Timer and easily share them with your clients. APPLE WATCH Yes, Exercise Timer works on your Apple Watch! All your workouts are automatically synced on your Apple watch. Workouts performed on your apple watch are also logged on your phone. Download Exercise Timer Now and get moving! UNLOCK PREMIUM FEATURES Exercise Timer Premium is available with a monthly or annual subscription. If you choose to purchase Exercise Timer Premium, payment will be charged to your iTunes account, and your account will be charged for renewal 24-hours prior to the end of the current period. Your subscription will automatically renew unless cancelled at least 24hrs before the end of the current period. Subscriptions may be managed by the user and Auto-renewal may be turned off at any time by going to the ‘Manage Subscription’ page after purchase. Any unused portion of the free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. Terms of service: https://exercisetimer.net/terms Privacy policy: https://exercisetimer.net/privacypolicy

About

OpenHIIT

This open-source interval timer app helps optimize various activities like workouts, work sprints, and study sessions. It offers customizable timing, precise controls, and clear auditory and visual alerts to keep you motivated and on track. Users can also join a collaborative community to contribute to its development.

Highlights
  • Customizable interval timing
  • Precise and user-friendly controls
  • Auditory and visual alerts
  • Open-source community collaboration
  • Ad-free experience
Features
Read full description

Enhance your daily routines with OpenHIIT, the versatile open-source interval timer app. Tailored for various activities, including but not limited to High-Intensity Interval Training (HIIT), OpenHIIT is a dynamic tool designed to optimize your tasks and foster a collaborative environment. OpenHIIT is free of ads and committed to providing an experience without in-app purchases or premium versions. Customizable Timing: Set intervals tailored to your preferences, whether it's for focused workouts, work sprints, or study sessions. Adapt OpenHIIT to your needs and make the most of your time. Precise Timing and User-Friendly Controls: Enjoy seamless sessions with accurate timing and intuitive controls. OpenHIIT ensures precision in intervals, allowing you to concentrate on your activities without disruptions. Stay in sync and maintain a steady pace throughout your tasks. Auditory and Visual Alerts: Stay informed and motivated with clear audio and visual alerts. OpenHIIT provides signals and indicators, keeping you aware of time changes without the need to glance at your device constantly. Keep your momentum going and stay on track. Open Source Collaboration: Join the collaborative spirit and become part of the OpenHIIT open-source community. Contribute to the app's development, suggest improvements, and share your ideas with users from various backgrounds. Together, we can shape the evolution of interval timers for diverse activities. Download OpenHIIT now to experience the flexibility and efficiency of an open-source interval timer. Take charge of your sessions, boost your productivity, and explore the full potential of OpenHIIT in various aspects of your daily life. Note: OpenHIIT is a project led by one individual with contributions from the community. Committed to quality and alignment with platform policies, OpenHIIT respects intellectual property rights.

Screenshots

Exercise Timer4 screens
OpenHIIT2 screens

Verdict

The call

The clearest difference is in-app purchases: OpenHIIT at none against Exercise Timer's 3. OpenHIIT also leads on review sentiment (100% vs 73%) and rating (5.0 vs 4.8). Exercise Timer's advantage is ratings volume (1K vs 8). On price, update cadence, 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. Exercise Timer sells 3 in-app purchases, starting at $4.99 per month. OpenHIIT asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

OpenHIIT holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Exercise Timer has 1K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 73% of Exercise Timer's written reviews are positive against 100% of OpenHIIT's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly monthly. The most recent releases landed on September 25, 2026 and August 14, 2026 respectively.

Scorecard6 real differences · 4 level
Exercise Timer versus OpenHIIT: the parameters behind the verdict, then further details
ParameterExercise TimerOpenHIIT
PriceFreeFree
Rating4.8 (1K ratings)5.0 (8 ratings) — better
Positive reviews73.2% of reviews100.0% of reviews — better
Number of ratings1K — better8
Update frequencyMonthlyMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemiumFree — better
DevicesiPhone, iPad, Apple WatchiPhone, iPad, iPod
Requires iOS1713.0 — better
Further details — not scored
Size52 MB26 MB
Age rating4+4+
DeveloperNeurondigital LtdAbigail Mabe

Customer experience

Exercise Timer

All ratings1,000 ratings
Positive95.9%
Neutral1.7%
Negative2.4%
Written reviews56 reviews
Positive73.2%
Neutral7.1%
Negative19.6%

OpenHIIT

All ratings7 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews8 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Exercise Timer

Reported bugs

6 issues
  • Syncing issues with Apple Watch
  • Randomly locking users out and requiring upgrade
  • Deleting all routines after uninstalling
  • Exercises not updating properly on Apple Watch
  • Apple Watch app causing native exercise app to crash
Show 1 more
  • Phone locked, no chime when locked

Requested features

5 requests
  • Sync workouts across devices without logging out/in
  • Ability to duplicate workouts on iPhone
  • Search, sort, or reorder routines
  • Connect with Apple Health app
  • Shortcut/automation support

OpenHIIT

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Exercise Timer

Subscriptions2
  • Exercise Timer Premium Monthly3 Days trial$4.991 Month
  • Exercise Timer Premium Yearly3 Days trial$30.991 Year
One-time1
  • Exercise Timer Lifetime$69.99
None

OpenHIIT

No in-app purchases

Questions

Is Exercise Timer free?
Exercise Timer is free to download, with in-app purchases available.
Is OpenHIIT free?
OpenHIIT is free to download, with no in-app purchases.
Which has better reviews, Exercise Timer or OpenHIIT?
OpenHIIT is rated higher. Exercise Timer averages 4.8 out of 5 from 1K ratings, while OpenHIIT averages 5.0 from 8 ratings.
Do Exercise Timer or OpenHIIT have ads?
Neither Exercise Timer nor OpenHIIT shows ads.
Which is updated more often, Exercise Timer or OpenHIIT?
Exercise Timer ships an update monthly, and OpenHIIT monthly. Most recently, Exercise Timer was updated on September 25, 2026 and OpenHIIT on August 14, 2026.

Other comparisons