Comparison

Interval Timer vs Voice Pacer

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 helps you manage workout intervals with customizable work and rest periods. It runs in the background and allows music playback, with options to save settings and share progress. Integrates with Apple Health for heart rate monitoring.

Highlights
  • Customizable sets, intervals, and rest times
  • Runs in background and with screen locked
  • Music playlist integration
  • Save settings as templates
  • Apple Health integration for heart rate
  • Post workouts to social media
Features
Read full description

***Free and reliable. Perfect for use at home, at the track or in the gym. We’re proud to introduce this handy little app that helps you keep track of your work and rest periods during workouts. Whether your into cycling, running, lifting weights, exercise, workout, stretching, boxing, MMA or HIT, this interval timer will prove to be an invaluable asset to you. Running foreground, background or with device locked, this reliable app allows you specify an overall time as well as program High/Low intensity interval and rest time between sets. Produced by Polycents! Key Features: - Customizable sets, high/low intensity interval and rest for your own need - Retina display, iOS4 and multitasking - Continue to run even when screen is locked - Play your song or playlist during your workout - Post your workout to Facebook or Twitter - Save settings as templates Customizable Features: - Number of Sets - Countdown Time - Set Time - Low Interval time - High Interval time - Rest Time - First Interval (low or high) - Sound Volume - Timer Sounds - Auto Lock - Vibrate - Pause during Rest - Playlist - New Each Set APPLE HEALTH: -Interval Timer can use Apple Health to show heart rate in Apple Watch App. # Subscription Details # - Monthly and annual subscriptions are available. - Payment will be charged to your iTunes account at confirmation of purchase. - Your subscription will automatically renew unless auto-renew is disabled at least 24 hours before the end of the current subscription period. - Automatic renewals will be charged at the same price you were originally charged for the subscription. - Subscriptions can be managed by going to Account Settings on the App Store after purchase. Terms of Use: https://www.iubenda.com/terms-and-conditions/18915396 Privacy Policy: https://www.iubenda.com/privacy-policy/18915396

About

Voice Pacer

This running app offers a voice-guided training coach to help you maintain pace and intensity. It creates personalized training plans based on your performance and includes a running diary to track progress. Stay organized with calendar integration and receive motivational support during your runs.

Highlights
  • Customized voice guidance
  • Personalized training plans
  • Interactive running diary
  • Calendar integration
  • Motivational support
Features
Read full description

Welcome to VoicePacer, your innovative running companion that revolutionizes the way you train. With our advanced voice-guided training coach, you'll never run alone. Whether you're preparing for a marathon or just trying to stay active, VoicePacer is here to guide you every step of the way. Key Features - Customized Voice Guidance: Receive real-time, audio-based instructions tailored to your training schedule, helping you to maintain the right pace and intensity. - Personalized Training Plans: VoicePacer evaluates your performance and creates personalized training programs that adapt to your fitness level and goals. - Interactive Running Diary: Track your progress with our intuitive running log. Record your runs, monitor improvements, and see how close you are to reaching your objectives. - Calendar Integration: Plan your training sessions with ease. Sync with your calendar to stay organized and never miss a run. - Motivational Support: Get encouragement and feedback as you run. Our voice coach keeps you motivated and on track towards your fitness milestones. VoicePacer is more than just a running app; it's a personal coach in your pocket. Get ready to run smarter, improve your performance, and achieve your running goals with VoicePacer. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://voicepacer.com/privacy

Screenshots

Interval Timer4 screens
Voice Pacer4 screens

Verdict

The call

The clearest difference is rating: Voice Pacer at 5.0 against Interval Timer's 4.5. Voice Pacer also leads on review sentiment (100% vs 69%). Interval Timer's advantage is ratings volume (19K vs 2) and device support (4 vs 2). On price, update cadence, ads 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 6 in-app purchases, starting at $0.99 per month and Voice Pacer 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

Voice Pacer holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Interval Timer has 19K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 69% of Interval Timer's written reviews are positive against 100% of Voice Pacer's.

UpkeepUpdate frequency

Interval Timer ships an update every 9 days, Voice Pacer every 8 days. The most recent releases landed on September 25, 2026 and August 23, 2026 respectively.

Scorecard5 real differences · 5 level
Interval Timer versus Voice Pacer: the parameters behind the verdict, then further details
ParameterInterval TimerVoice Pacer
PriceFreeFree
Rating4.5 (19K ratings)5.0 (2 ratings) — better
Positive reviews69.0% of reviews100.0% of reviews — better
Number of ratings19K — better2
Update frequencyEvery 9 daysEvery 8 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPod
Requires iOS13.0 — better15.6
Further details — not scored
Size143 MB70 MB
Age rating4+4+
DeveloperNEO PIXEL LABS PTE. LTD.Ko Hyunshik

Customer experience

Interval Timer

All ratings19,032 ratings
Positive88.4%
Neutral3.3%
Negative8.3%
Written reviews1,236 reviews
Positive69.0%
Neutral5.7%
Negative25.2%

Voice Pacer

All ratings2 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews4 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

Interval Timer

Reported bugs

3 issues
  • Ads block functionality
  • App freezes or crashes
  • Timer doesn't work in background

Requested features

5 requests
  • Add notes to workouts
  • Provide workout history and analytics
  • Allow syncing with Apple Health
  • Improve Apple Watch integration
  • Add more customization options

Voice Pacer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

6 purchases

Interval Timer

Subscriptions6
  • Plus - 1 Month$0.991 Month
  • Premium - 1 Month$1.991 Month
  • Plus - 1 Month$1.991 Month
Show 3 more
  • Premium - 1 Month$2.991 Month
  • Plus - 1 Year2 variants$4.991 Year
  • Premium - 1 Year7 Days trial2 variants$9.991 Year
1 purchases

Voice Pacer

One-time1
  • Premium Lifetime Access$3.99

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is Voice Pacer free?
Voice Pacer is free to download, with in-app purchases available.
Which has better reviews, Interval Timer or Voice Pacer?
Voice Pacer is rated higher. Interval Timer averages 4.5 out of 5 from 19K ratings, while Voice Pacer averages 5.0 from 2 ratings.
Do Interval Timer or Voice Pacer have ads?
Both Interval Timer and Voice Pacer show ads.
Which is updated more often, Interval Timer or Voice Pacer?
Interval Timer ships an update every 9 days, and Voice Pacer every 8 days. Most recently, Interval Timer was updated on September 25, 2026 and Voice Pacer on August 23, 2026.

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