# Jiu vs Gymborg Boxing Timer

The clearest difference is in-app purchases: Jiu at none against Gymborg Boxing Timer's 1. Jiu also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 months). On price, rating, ratings volume and device support there is nothing between them.

Both are free to download. Gymborg Boxing Timer sells 1 one-off in-app purchase. Jiu asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Jiu against 4.8 for Gymborg Boxing Timer. Both are backed by a comparable volume of ratings — 96 and 109 respectively. Written reviews are what separate them: 67% of Jiu's written reviews are positive against 50% of Gymborg Boxing Timer's.

Jiu ships an update every 5 days, Gymborg Boxing Timer every 3 months. The most recent releases landed on September 2, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | Jiu | Gymborg Boxing Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (96 ratings)](https://appshunter.io/ios/app/jiu-jitsu-timer/id1455715459/reviews)** | [4.8 (109 ratings)](https://appshunter.io/ios/app/gymborg-boxing-timer/id1505212637/reviews) |
| Number of ratings | 96 | **109** |
| Positive reviews | **66.7% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 43 MB | 20 MB |
| Requires iOS | **9.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ISul Tecnologia](https://appshunter.io/developer/409946298) | [Thang Nguyen](https://appshunter.io/developer/921360262) |

## What reviewers say

### Jiu

[App page](https://appshunter.io/ios/app/jiu-jitsu-timer/id1455715459)

This app helps you manage the timing of your Brazilian Jiu-Jitsu training sessions. Set custom intervals and track your total workout time for effective rest and practice.

**Highlights:** Customizable workout timers, Interval setting, Total time tracking, Portuguese and English language support, Designed for martial artists

**Features:** macOS Compatibility

**In-app purchases:** none


### Gymborg Boxing Timer

[App page](https://appshunter.io/ios/app/gymborg-boxing-timer/id1505212637)

This app provides a customizable round timer for various combat sports, HIIT, and interval training. Easily set up profiles for different sports, manage round durations, and receive alerts for transitions. Enjoy seamless music playback during your workouts.

**Highlights:** Customizable round profiles, Round and break alerts, Adjustable warm-up time, Music playback integration, Color-coded intervals, Always On mode

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Upgrade | $5.99 | one-time |


## Frequently asked questions

### Is Jiu free?

Jiu is free to download, with no in-app purchases.

### Is Gymborg Boxing Timer free?

Gymborg Boxing Timer is free to download, with in-app purchases available.

### Which has better reviews, Jiu or Gymborg Boxing Timer?

Jiu is rated higher. Jiu averages 4.9 out of 5 from 96 ratings, while Gymborg Boxing Timer averages 4.8 from 109 ratings.

### Do Jiu or Gymborg Boxing Timer have ads?

Gymborg Boxing Timer shows ads; Jiu does not.

### Which is updated more often, Jiu or Gymborg Boxing Timer?

Jiu ships an update every 5 days, and Gymborg Boxing Timer every 3 months. Most recently, Jiu was updated on September 2, 2026 and Gymborg Boxing Timer on September 7, 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.*