# Referee Watch PRO vs zRef

The clearest difference is in-app purchases: zRef at none against Referee Watch PRO's 2. zRef also leads on iOS requirement (13.0 vs 16.0). Referee Watch PRO's advantage is rating (4.4 vs 4.0) and update cadence (every 2 weeks vs every 2 months). On price, review sentiment, ads and device support there is nothing between them.

Both are free to download. Referee Watch PRO sells 2 in-app purchases, starting at $3.99 per month. zRef asks for nothing beyond the download.

Referee Watch PRO holds the better App Store score, 4.4 against 4.0. That said, the two scores are not equally well evidenced: Referee Watch PRO has 38 ratings behind it against 6, so its average is the more settled of the two. Written reviews point the same way: 55% of Referee Watch PRO's written reviews are positive against 50% of zRef's.

Referee Watch PRO ships an update every 2 weeks, zRef every 2 months. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | Referee Watch PRO | zRef |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (38 ratings)](https://appshunter.io/ios/app/referee-watch-pro/id1346806001/reviews)** | [4.0 (6 ratings)](https://appshunter.io/ios/app/zref/id1619561284/reviews) |
| Number of ratings | **38** | 6 |
| Positive reviews | **54.5% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Subscription | **Free** |
| Size | 3 MB | 1 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kevin Hartmann](https://appshunter.io/developer/1527545084) | [Rami Sinno](https://appshunter.io/developer/1535507955) |

## What reviewers say

### Referee Watch PRO

[App page](https://appshunter.io/ios/app/referee-watch-pro/id1346806001)

This app transforms your Apple Watch into a sophisticated tool for referees, offering precise match timing and in-depth performance analysis. It supports multiple sports with customizable presets and securely stores your health data via Apple Health.

**Highlights:** Advanced match timing, Multiple sports support, Performance analytics, Customizable match presets, Secure data storage, Apple Health integration

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $3.99 | per month |
| Annual | $29.99 | per year |


### zRef

[App page](https://appshunter.io/ios/app/zref/id1619561284)

This app helps referees manage sports matches by tracking time, logging goals, cautions, and ejections. It provides a timer and stopwatch for game management and generates end-of-game reports with scores and event details.

**Highlights:** Match time tracking, Goal logging, Caution and ejection tracking, Timer and stopwatch, End-of-game reports, Simple match creation

**In-app purchases:** none


## Frequently asked questions

### Is Referee Watch PRO free?

Referee Watch PRO is free to download, with in-app purchases available.

### Is zRef free?

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

### Which has better reviews, Referee Watch PRO or zRef?

Referee Watch PRO is rated higher. Referee Watch PRO averages 4.4 out of 5 from 38 ratings, while zRef averages 4.0 from 6 ratings.

### Do Referee Watch PRO or zRef have ads?

Neither Referee Watch PRO nor zRef shows ads.

### Which is updated more often, Referee Watch PRO or zRef?

Referee Watch PRO ships an update every 2 weeks, and zRef every 2 months. Most recently, Referee Watch PRO was updated on September 21, 2026 and zRef on September 9, 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.*