Comparison

Interval Timer vs BJJ Stopwatch

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://neopixel.ai/Interval-Timer/terms Privacy Policy: https://neopixel.ai/Interval-Timer/privacy

About

BJJ Stopwatch

This specialized timer app provides clear audio cues for training Brazilian Jiu-Jitsu. It features a user-friendly interface with large displays and dark mode, along with quick actions for pausing, resetting, and adjusting rounds. Ideal for practitioners, coaches, and academies seeking structured training sessions.

Highlights
  • Clear audio signals for round start/end
  • Configurable warning signals
  • Rest period indicators
  • Large, easy-to-read display
  • Dark mode support
  • Pause/Resume functionality
  • Quick round reset
Read full description

BJJ Stopwatch is a specialized timer application designed specifically for Brazilian Jiu-Jitsu practitioners. Whether you're training for competition, drilling techniques, or enjoying an open mat session, this app has you covered. FEATURES: • Clear Audio Signals: Start/end round notifications Warning signals at configurable intervals Rest period indicators to prepare for the next round • User-Friendly Interface: Large, easy-to-read display Simple, intuitive controls Dark mode support for low-light training environments • Quick Actions: Pause/Resume functionality Quick round reset Easy timer adjustments Perfect for BJJ students, coaches, and academies looking to structure their training sessions efficiently.

Screenshots

Interval Timer4 screens
BJJ Stopwatch4 screens

Verdict

The call

The clearest difference is rating: BJJ Stopwatch at 5.0 against Interval Timer's 4.5. BJJ Stopwatch also leads on ads (none vs shown) and review sentiment (100% vs 73%). Interval Timer's advantage is ratings volume (19K vs 1) and device support (4 vs 2). On price, update cadence, in-app purchases and iOS requirement 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 BJJ Stopwatch 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

BJJ Stopwatch 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 1, so its average is the more settled of the two. Written reviews point the same way: 73% of Interval Timer's written reviews are positive against 100% of BJJ Stopwatch's.

UpkeepUpdate frequency

Interval Timer ships an update every 9 days, BJJ Stopwatch weekly. The most recent releases landed on November 12, 2026 and November 4, 2026 respectively.

Scorecard6 real differences · 4 level
Interval Timer versus BJJ Stopwatch: the parameters behind the verdict, then further details
ParameterInterval TimerBJJ Stopwatch
PriceFreeFree
Rating4.5 (19K ratings)5.0 (1 ratings) — better
Positive reviews73.0% of reviews100.0% of reviews — better
Number of ratings19K — better1
Update frequencyEvery 9 daysWeekly — better
AdsYesNo — better
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod, Apple Watch — betteriPhone, iPad
Requires iOS15.0 — better16.2
Further details — not scored
Size66 MB61 MB
Age rating4+4+
DeveloperNEO PIXEL LABS PTE. LTD.DIOGO AUGUSTO OLIVEIRA

Customer experience

Interval Timer

All ratings19,162 ratings
Positive88.2%
Neutral3.3%
Negative8.5%
Written reviews1,601 reviews
Positive73.0%
Neutral5.7%
Negative21.3%

BJJ Stopwatch

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews1 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

BJJ Stopwatch

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

BJJ Stopwatch

One-time1
  • BJJ Stopwatch PRO Unlock$4.99

Questions

Is Interval Timer free?
Interval Timer is free to download, with in-app purchases available.
Is BJJ Stopwatch free?
BJJ Stopwatch is free to download, with in-app purchases available.
Which has better reviews, Interval Timer or BJJ Stopwatch?
BJJ Stopwatch is rated higher. Interval Timer averages 4.5 out of 5 from 19K ratings, while BJJ Stopwatch averages 5.0 from 1 ratings.
Do Interval Timer or BJJ Stopwatch have ads?
Interval Timer shows ads; BJJ Stopwatch does not.
Which is updated more often, Interval Timer or BJJ Stopwatch?
Interval Timer ships an update every 9 days, and BJJ Stopwatch weekly. Most recently, Interval Timer was updated on November 12, 2026 and BJJ Stopwatch on November 4, 2026.

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