Comparison

Boxing Round Timer vs Second Brain Grappling

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

Head to head
About

Boxing Round Timer

This interval timer is designed for boxing and other exercises, offering a simple interface for easy setup. Customize round numbers, round duration, and interval times to suit your workout needs. It automatically pauses for calls or other apps.

Highlights
  • Customizable rounds (1-15 or infinity)
  • Adjustable round and interval times
  • Automatic pause for calls/other apps
  • Simple and intuitive user interface
  • Suitable for boxing and various exercises
Features
Read full description

A round timer for boxing, kickboxing, martial arts, HIIT and Tabata training. Huge, high-contrast digits let you read the remaining time from across the gym. FEATURES • Your music keeps playing Use it with Apple Music or Spotify running. The gong is mixed over your music instead of interrupting it. • A real gong Recorded from an actual gong, not a synthesised beep. • A warning before the bell A sound marks the last 10 or 30 seconds of a round. You can turn it off. • The screen changes colour during rest Tell work from rest at a glance, without reading the numbers. • The screen stays awake Auto-lock is disabled while the timer runs, so you can leave the phone on the floor. • Vibration Get the cue without sound. Switch it on or off. SETTINGS • Round time: 30 seconds, or 1 to 10 minutes • Rest: 0 seconds, 15 seconds, 30 to 150 seconds, or 3 to 10 minutes • Rounds: 1 to 15, or unlimited TIPS • Wearing gloves? You can tap START with your tongue. • If the sounds are too quiet, check the ringer volume in Settings > Sounds & Haptics. NOTE • The timer does not advance while you are in another app. It resumes where it left off when you come back.

About

Second Brain Grappling

Read full description

Your grappling game is bigger than what you can keep in your head. Build a second brain for it. Second Brain Grappling is an AI-powered ecosystem built to help grapplers capture, connect, understand, and develop their game. Build a visual knowledge graph of your positions, techniques, transitions, submissions, escapes, and concepts. Connect everything together and create a living representation of how your game actually works. MAP YOUR GAME Turn your grappling knowledge into an interconnected graph. Start small and keep building as your game develops. FIND THE GAPS See how complete different areas of your game are, discover weak spots, and understand where to focus next. CAPTURE WHAT YOU LEARN Add techniques and concepts as you learn them. The AI-powered ecosystem helps transform your thoughts, training notes, and discoveries into structured knowledge. ANALYZE YOUR ROLLS Use video analysis to break down your grappling and turn what happens on the mats into insights you can actually use. PREPARE WITH BATTLE CARDS Turn your knowledge into actionable Battle Cards built around positions, situations, and problems in your game. BUILT AROUND YOU Your athlete profile, knowledge, strengths, gaps, and preferences work together to create an experience that becomes more personal as your Second Brain grows. Whether you're trying to remember what you learned yesterday or map years of grappling knowledge, Second Brain Grappling gives your game somewhere to live. Build it. Connect it. Evolve it. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Boxing Round Timer4 screens
Second Brain Grappling4 screens

Verdict

The call

The clearest difference is in-app purchases: Boxing Round Timer at none against Second Brain Grappling's 4. Second Brain Grappling's advantage is ads (none vs shown). On price, 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. Second Brain Grappling sells 4 in-app purchases, starting at $9.99 per month. Boxing Round Timer asks for nothing beyond the download.

Scorecard2 real differences · 8 level
Boxing Round Timer versus Second Brain Grappling: the parameters behind the verdict, then further details
ParameterBoxing Round TimerSecond Brain Grappling
PriceFreeFree
Rating3.2 (49 ratings) — better—
Positive reviews62.4% of reviews—
Number of ratings49 — better—
Update frequencyEvery 3 months—
AdsYesNo — better
In-app purchasesNo — betterYes
MonetizationAd-supported—
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.015.0
Further details — not scored
Size7 MB95 MB
Age rating4+4+
DeveloperGamagori88Maximilian Boscha

Bugs and requests

Boxing Round Timer

Reported bugs

3 issues
  • Sound stopped working
  • Timer stops when phone is locked or app is in background
  • Crashes after iOS 9 update

Requested features

5 requests
  • Add 45 second rest time option
  • Distinguish rest rounds with visual cue
  • Add countdown before first round
  • Allow locking screen without pausing timer
  • Increase volume/customizable sound

Second Brain Grappling

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Boxing Round Timer

No in-app purchases

4 purchases

Second Brain Grappling

Subscriptions1
  • Second Brain Grappling Monthly Pro7 Days trial$9.991 Month
One-time3
  • 500 Brain Credits$3.99
  • 1,500 Brain Credits$14.99
  • 5,000 Brain Credits$41.99

Questions

Is Boxing Round Timer free?
Boxing Round Timer is free to download, with no in-app purchases.
Is Second Brain Grappling free?
Second Brain Grappling is free to download, with in-app purchases available.
Do Boxing Round Timer or Second Brain Grappling have ads?
Boxing Round Timer shows ads; Second Brain Grappling does not.

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