Comparison

KruBoss Boxing Timer vs TapFlow

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

Head to head
About

KruBoss Boxing Timer

This interval timer mimics the functionality of a real gym clock, offering a straightforward and ad-free experience for martial arts training. Its intuitive design ensures immediate usability for anyone familiar with gym environments.

Highlights
  • Real gym clock interface
  • Ad-free experience
  • Intuitive for martial artists
  • Straightforward functionality
Features
Read full description

KruBoss Boxing Timer the real deal, what you would find hanging on the wall of a real gym. The straight to the chase Interval Boxing Timer, no ads, free! If you've ever trained in martial arts, you already know how to use it! Features : - Work / Rest time - Prep delay (gives you time to put your gloves on) - Basic or custom circuit mode with steps - Loud and clear bell-in, bell-out and 10 seconds clap - Record short videos (once or every round) added to your gallery - Convert videos to skeleton animation - Workout stats with multiple modes (keep highest, accumulate, replace)

About

TapFlow

This app provides a customizable training timer and progress tracker for martial arts practitioners. Design your ideal session with modular rounds, track your mat time and consistency, and utilize pre-made drills. It's built for solo training, coaching, and competition preparation.

Highlights
  • Modular round timer for custom intervals
  • Training analytics and progress tracking
  • Quick drill library for BJJ
  • Class control for coaches
  • Glanceable, high-contrast UX
  • Solo, coaching, and competition modes
Features
Read full description

Master your mat time. Dominate every round. TapFlow BJJ is a training timer and progress tracker built for grapplers. Create custom rounds, run classes smoothly, log sessions, and track your consistency over time. Whether you’re drilling solo, coaching a class, or preparing for competition, TapFlow gives your training structure. Built for Grapplers Modular Round Timer Create any round format: work/rest intervals, EMOMs, shark tanks, positional rounds, and custom multi-stage sessions. Training Analytics Track total mat time, session frequency, streaks, and progress trends so you can train with intent. Quick Drill Library Start fast with ready-made BJJ timers for conditioning, technique work, and flow rolling. Coach-Friendly Class Control Save timers for warm-ups, drills, and sparring rounds so you can focus on coaching, not the stopwatch. Mat-First UX High-contrast, glanceable design with clear cues for transitions and round changes. Ideal For - Solo grapplers who want structured off-day training - BJJ coaches running efficient classes - Competitors who need precise, repeatable rounds Simple Pricing One-time purchase. Lifetime value. No subscription. No ads. No nonsense. Download TapFlow BJJ and train smarter every session.

Screenshots

KruBoss Boxing Timer4 screens
TapFlow4 screens

Verdict

The call

The clearest difference is price: KruBoss Boxing Timer at Free against TapFlow's $9.99. KruBoss Boxing Timer also leads on ads (none vs shown) and ratings volume (25 vs 1). TapFlow's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.0 vs 15.0). On rating, review sentiment, in-app purchases 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

KruBoss Boxing Timer is free to download; TapFlow costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.9 for KruBoss Boxing Timer against 5.0 for TapFlow. That said, the two scores are not equally well evidenced: KruBoss Boxing Timer has 25 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

UpkeepUpdate frequency

KruBoss Boxing Timer ships an update every 3 months, TapFlow every 5 weeks. The most recent releases landed on October 25, 2026 and October 11, 2026 respectively.

Scorecard6 real differences · 4 level
KruBoss Boxing Timer versus TapFlow: the parameters behind the verdict, then further details
ParameterKruBoss Boxing TimerTapFlow
PriceFree — better$9.99
Rating4.9 (25 ratings)5.0 (1 ratings) — better
Positive reviews100.0% of reviews100.0% of reviews
Number of ratings25 — better1
Update frequencyEvery 3 monthsEvery 5 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterPaid
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size78 MB31 MB
Age rating4+12+
DeveloperGlobules Interactive LimitedIgor Radovanovic

Customer experience

KruBoss Boxing Timer

All ratings25 ratings
Positive96.0%
Neutral4.0%
Negative0.0%
Written reviews7 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

TapFlow

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

In-app purchases

None

KruBoss Boxing Timer

No in-app purchases

None

TapFlow

No in-app purchases

Questions

Is KruBoss Boxing Timer free?
KruBoss Boxing Timer is free to download, with no in-app purchases.
Is TapFlow free?
TapFlow costs $9.99, with no in-app purchases.
Which has better reviews, KruBoss Boxing Timer or TapFlow?
TapFlow is rated higher. KruBoss Boxing Timer averages 4.9 out of 5 from 25 ratings, while TapFlow averages 5.0 from 1 ratings.
Do KruBoss Boxing Timer or TapFlow have ads?
TapFlow shows ads; KruBoss Boxing Timer does not.
Which is updated more often, KruBoss Boxing Timer or TapFlow?
KruBoss Boxing Timer ships an update every 3 months, and TapFlow every 5 weeks. Most recently, KruBoss Boxing Timer was updated on October 25, 2026 and TapFlow on October 11, 2026.

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