# KruBoss Boxing Timer vs TapFlow

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.

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.

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.

KruBoss Boxing Timer ships an update every 3 months, TapFlow every 5 weeks. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | KruBoss Boxing Timer | TapFlow |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [4.9 (25 ratings)](https://appshunter.io/ios/app/kruboss-boxing-timer/id1338791547/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/tapflow-bjj-timer-and-drills/id6751439278/reviews)** |
| Number of ratings | **25** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 5 weeks** |
| Monetization | **Free** | Paid |
| Size | 78 MB | 31 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Globules Interactive Limited](https://appshunter.io/developer/978694053) | [Igor Radovanovic](https://appshunter.io/developer/1835126131) |

## What reviewers say

### KruBoss Boxing Timer

[App page](https://appshunter.io/ios/app/kruboss-boxing-timer/id1338791547)

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:** Vision Pro support

**In-app purchases:** none


### TapFlow

[App page](https://appshunter.io/ios/app/tapflow-bjj-timer-and-drills/id6751439278)

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:** macOS Compatibility

**In-app purchases:** none


## Frequently asked 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 November 2, 2026 and TapFlow on October 30, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*