Comparison

One More Round vs Core

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

Head to head
About

One More Round

This interval training timer app offers a highly customizable user interface for various workout types like HIIT, MMA, and Crossfit. Create, share, and discover advanced workout routines with multiple timer views and integrated music options.

Highlights
  • Customizable interval routines
  • Multiple timer views (numeric, minimalist, graphic)
  • Workout template creation
  • Routine sharing and online publishing
  • Preloaded workout routines
  • Customizable global settings
  • Speech and music integration
Features
Read full description

The Interval Timer has just been reinvented. One More Round goes above and beyond the conventions of a standard Interval Training Round Timer by offering an amazing user interface that has been designed for iOS 7 from the ground up. Interval training is a proven way to improve your cardio exercises to reach your goals. This is a perfect app for interval-based training workouts including HIIT, MMA, Tabata, Boxing, Yoga, Crossfit and more! One More Round offers several timer views which can be changed with a simple swipe, including: - a full screen, numeric based timer. - a minimalist timer. - a graphic timer. - a workout overview timer. - a music oriented timer. - An Exercise centric timer. One More Round offers the ability to create the most advanced, customizable routines you can think of. Workout templates let you build your routines as simply and quickly as ever. Share the amazing workout routines with your friends via email or publish your routines directly online. Users may browse routines that other users have created and rate them. One More Round comes with several great workout routines preloaded including HIIT routines, circuits, a tabata routine, and B.J. Penn’s classic Crossfit routine “Fight Gone Bad”. One More Round offers an extensive set of global settings that let you tailor the app to fit your exact needs, including customized speech and music integration. Fitness Trainers everywhere, rejoice!

About

Core

This app helps you stay focused during workouts by managing intervals, work times, and rest periods with clear visual and audio cues. Save custom routines for HIIT, Tabata, or boxing, and track your training history to monitor progress.

Highlights
  • Customizable interval timers
  • Audio cues for work/rest phases
  • Save and reuse workout routines
  • Visual countdown and color coding
  • Workout history and trend tracking
  • Optional Pro features via in-app purchase
Features
Read full description

Keep your focus on the workout Core takes care of the intervals, so you can stay with your training. Set your work time, rest time and sets, then follow a clear countdown and audio cues from the first round to the last. Made for your routine Build a timer for HIIT, Tabata, circuit training or boxing rounds. Save your usual workouts and have them ready when it is time to train again. Know when to move and when to recover A large countdown and distinct work and rest colors make each phase easy to recognize at a glance. Choose audio cues that suit the way you train. See the work you have put in Revisit completed sessions and see your weekly training trends. Your training history gives every session a place beyond the final countdown. Go further with Core Pro Unlock unlimited timers and duplicates, full workout history, monthly and yearly trends, and CSV export. These features require an in-app purchase. Core Pro is optional. Available plans and prices are shown before purchase. If you choose an auto-renewable subscription, payment is charged to your Apple Account at confirmation. It renews automatically unless canceled at least 24 hours before the current period ends. Manage or cancel your subscription in your App Store account settings. Privacy policy: https://yating-900.github.io/core-timer-site/privacy.html Terms of use: https://yating-900.github.io/core-timer-site/terms.html If you have any ideas to improve the App, please contact us via coretimerapp@gmail.com. Your feedback is highly valued!

Screenshots

One More Round4 screens
Core4 screens

Verdict

The call

The clearest difference is rating: Core at 5.0 against One More Round's 3.8. Core also leads on review sentiment (100% vs 64%). One More Round's advantage is in-app purchases (none vs 3) and update cadence (every 3 weeks vs every 33 months). On price, ratings volume, 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. Core sells 3 in-app purchases, starting at $1.99 per month. One More Round asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Core holds the better App Store score, 5.0 against 3.8. Both are backed by a comparable volume of ratings — 9 and 4 respectively. Written reviews point the same way: 64% of One More Round's written reviews are positive against 100% of Core's.

UpkeepUpdate frequency

One More Round ships an update every 3 weeks, Core every 33 months. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

Scorecard6 real differences · 4 level
One More Round versus Core: the parameters behind the verdict, then further details
ParameterOne More RoundCore
PriceFreeFree
Rating3.8 (9 ratings)5.0 (4 ratings) — better
Positive reviews64.0% of reviews100.0% of reviews — better
Number of ratings9 — better4
Update frequencyEvery 3 weeks — betterEvery 33 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFreemium
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS7.0 — better15.0
Further details — not scored
Size24 MB9 MB
Age rating4+4+
Developerlogan seaseYating Lu

Customer experience

One More Round

All ratings9 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews172 reviews
Positive64.0%
Neutral9.9%
Negative26.2%

Core

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

One More Round

Reported bugs

5 issues
  • App crashes when adding exercises
  • Can't scroll down when searching
  • Counts up instead of down despite settings
  • Overrides other sound on the phone
  • Doesn't save custom workouts

Requested features

5 requests
  • Add ability to create intervals within a round
  • Allow deleting of recorded sounds
  • Add delay start option
  • Separate volume control for timer sounds and music
  • Add option to keep screen active

Core

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

One More Round

No in-app purchases

3 purchases

Core

Subscriptions2
  • Monthly$1.991 Month
  • Yearly$9.991 Year
One-time1
  • Lifetime$14.99

Questions

Is One More Round free?
One More Round is free to download, with no in-app purchases.
Is Core free?
Core is free to download, with in-app purchases available.
Which has better reviews, One More Round or Core?
Core is rated higher. One More Round averages 3.8 out of 5 from 9 ratings, while Core averages 5.0 from 4 ratings.
Do One More Round or Core have ads?
Neither One More Round nor Core shows ads.
Which is updated more often, One More Round or Core?
One More Round ships an update every 3 weeks, and Core every 33 months. Most recently, One More Round was updated on October 31, 2026 and Core on November 3, 2026.

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