Comparison

Round Timer vs GrapplingU

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

Head to head
About

Round Timer

This app provides a customizable interval timer for high-intensity workouts like boxing, MMA, and HIIT. It features an intuitive interface, stage progression, and offline functionality, allowing users to tailor their training sessions and track progress without distractions.

Highlights
  • Fully customizable timer settings
  • Intuitive user interface
  • Stage progression indicator
  • Offline functionality
  • Progress sharing
  • In-app feedback system
Features
Read full description

Introducing Round Timer, a versatile and dynamic fitness timer app designed to elevate your workout experience and help you master high-intensity interval training (HIIT), martial arts, boxing, or any other combat sports. Whether you're a professional athlete or a fitness enthusiast, Round Timer has you covered with its customizable and user-friendly interface. Push your limits, track your progress, and unlock your full potential with our tailor-made timer settings. Key Features: • Fully Customizable Timer: Adapt your timer settings to your workout routine. Set up preparation time, work time, rest time, and the number of rounds to create the perfect training session. • Intuitive UI: The clean and modern design ensures seamless navigation, allowing you to focus on your workout without distractions. • Stage Progression: The stage-by-stage progression feature keeps you informed about your current stage (PREPARE, WORK, or REST) and guides you smoothly through your training session. • Share Your Progress: Share your achievements and favorite workouts with your friends and family through popular social media channels. • Built-in Feedback: We value your opinion! Send your feedback directly to the developers through the app, and help us make Round Timer even better. • No Internet Connection Required: Train anywhere, anytime, without the need for an internet connection. Round Timer works offline, so you can focus on your workout in any environment. Download Round Timer today and start training like a pro! Transform your workout sessions and unleash the warrior within you. Ready, set, conquer!

About

GrapplingU

Features
Read full description

GrapplingU is a Brazilian Jiu-Jitsu coaching platform built for students and coaches. FOR STUDENTS: - Track your training sessions, rolls, and games - Get personalized feedback synthesized from world-class instructors - Follow structured curriculum paths (Mount, Armbar, Side Control, Back Control & more) - Watch curated technique videos from John Danaher, Gordon Ryan, and more - Chat with an assistant that knows your training history - Track XP, streaks, and skill progression across BJJ systems FOR COACHES: - See every student's strengths, struggles, and progress at a glance - Manage your gym's class schedule - Assign games and drills to classes - Generate daily and weekly session summaries automatically - Assign weekly focus areas to individual students - Message students directly Terms of Use (EULA): https://www.grapplingu.com/terms.html Privacy Policy: https://www.grapplingu.com/privacy.html

Screenshots

Round Timer4 screens
GrapplingU4 screens

Verdict

The call

The clearest difference is in-app purchases: Round Timer at none against GrapplingU's 2. GrapplingU's advantage is update cadence (every 3 days vs every 2 months). On price, ads, device support 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. GrapplingU sells 2 in-app purchases, starting at $19.99 per month. Round Timer asks for nothing beyond the download.

UpkeepUpdate frequency

Round Timer ships an update every 2 months, GrapplingU every 3 days. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.

Scorecard2 real differences · 7 level
Round Timer versus GrapplingU: the parameters behind the verdict, then further details
ParameterRound TimerGrapplingU
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 3 days — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.017.0
Further details — not scored
Size1 MB40 MB
Age rating4+12+
DeveloperAlisher AkhmedzhanovMARK DENYS YOUNGSON

In-app purchases

None

Round Timer

No in-app purchases

2 purchases

GrapplingU

Subscriptions2
  • Student Pro Monthly$19.991 Month
  • Student Pro Annual$179.991 Year

Questions

Is Round Timer free?
Round Timer is free to download, with no in-app purchases.
Is GrapplingU free?
GrapplingU is free to download, with in-app purchases available.
Do Round Timer or GrapplingU have ads?
Neither Round Timer nor GrapplingU shows ads.
Which is updated more often, Round Timer or GrapplingU?
Round Timer ships an update every 2 months, and GrapplingU every 3 days. Most recently, Round Timer was updated on October 7, 2026 and GrapplingU on October 15, 2026.

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