# Ace Referee vs DUPR

The clearest difference is review sentiment: Ace Referee at 100% against DUPR's 9%. Ace Referee also leads on in-app purchases (none vs 19) and ads (none vs shown). DUPR's advantage is update cadence (every 6 days vs every 6 weeks) and ratings volume (3.8K vs 2). On price there is nothing between them.

Both are free to download. DUPR sells 17 in-app purchases, starting at $1.99 per month. Ace Referee asks for nothing beyond the download.

Ace Referee holds the better App Store score, 4.5 against 4.1. That said, the two scores are not equally well evidenced: DUPR has 3.8K ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 100% of Ace Referee's written reviews are positive against 9% of DUPR's.

Ace Referee ships an update every 6 weeks, DUPR every 6 days. The most recent releases landed on September 10, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Ace Referee | DUPR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/ace-referee/id427115949/reviews)** | [4.1 (3.8K ratings)](https://appshunter.io/ios/app/dupr/id1567932355/reviews) |
| Number of ratings | 2 | **3.8K** |
| Positive reviews | **100.0% of reviews** | 9.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Best chart rank | — | **#49** |
| Size | 12 MB | 108 MB |
| Requires iOS | **13.0** | 18.6 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [SoftCP Inc.](https://appshunter.io/developer/427115952) | [DUPR LLC](https://appshunter.io/developer/1567932357) |

## What reviewers say

### Ace Referee

[App page](https://appshunter.io/ios/app/ace-referee/id427115949)

This app assists referees in handball, racquetball, squash, and RoundNet by tracking scores, servers, and timeouts. It offers live score updates for spectators and integrates with tournament software for seamless data management.

**Highlights:** Score tracking, Server management, Timeout tracking, Live score updates for spectators, Integration with tournament software, Barcode scanning for match data

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### DUPR

[App page](https://appshunter.io/ios/app/dupr/id1567932355)

**Currently charting:** #49 Top Grossing · Sports, #163 Top Free · Sports (US App Store)

Track your pickleball matches and improve your official rating. Find nearby players and teammates based on their DUPR scores and match history. Subscriptions unlock exclusive features and an ad-free experience.

**Highlights:** Log pickleball matches, Official DUPR rating algorithm, Opponent score verification, View match history, Find nearby players, Browse user profiles and ratings

**Features:** Vision Pro support

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| DUPR+ | $1.99 | per month |
| DUPR+ | $2.99 | per month |
| DUPR+ | $3.99 | per month |
| DUPR+ | $3.99 | per month |
| DUPR+ | $4.99 | per month |
| DUPR+ | $4.99 | per month |
| DUPR+ | $11.99 | per year |
| DUPR+ | $14.99 | per year |
| DUPR+ | $19.99 | per year |
| DUPR+ | $19.99 | per year |
| DUPR+ | $24.99 | per year |
| DUPR+ | $29.99 | per year |
| DUPR+ | $29.99 | per year |
| DUPR+ | $39.99 | per year |
| DUPR+ | $49.99 | per year |
| DUPR Verified Single Event | $7.99 | one-time |
| DUPR Reset March 2026 | $34.99 | one-time |

**What reviewers like**

- 🚀 Easy to use
- 👍 Helpful for finding players of similar level
- 👍 Tracks progress well

**What reviewers complain about**

- 🐛 Buggy and glitchy
- 💸 Excessive ads and monetization
- 🤖 Inaccurate and inconsistent ratings
- 🤯 Poor user experience and navigation

**Reported bugs**

- Email verification not working
- Inability to edit or delete matches
- Freezing and crashes when navigating app

**Requested features**

- Ability to add friends and follow other players
- Improved match validation and score tracking
- More transparency around rating algorithm


## Frequently asked questions

### Is Ace Referee free?

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

### Is DUPR free?

DUPR is free to download, with in-app purchases available.

### Which has better reviews, Ace Referee or DUPR?

Ace Referee is rated higher. Ace Referee averages 4.5 out of 5 from 2 ratings, while DUPR averages 4.1 from 3.8K ratings.

### Do Ace Referee or DUPR have ads?

DUPR shows ads; Ace Referee does not.

### Which is updated more often, Ace Referee or DUPR?

Ace Referee ships an update every 6 weeks, and DUPR every 6 days. Most recently, Ace Referee was updated on September 10, 2026 and DUPR on September 22, 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.*