# PlayMetrics vs Master Shin's World Class TKD.

The clearest difference is rating: Master Shin's World Class TKD. at 5.0 against PlayMetrics's 4.1. Master Shin's World Class TKD. also leads on monetization model (free vs freemium) and iOS requirement (11.0 vs 16.0). PlayMetrics's advantage is update cadence (monthly vs every 19 months) and ratings volume (1.2K vs 9). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Master Shin's World Class TKD. holds the better App Store score, 5.0 against 4.1. That said, the two scores are not equally well evidenced: PlayMetrics has 1.2K ratings behind it against 9, so its average is the more settled of the two.

PlayMetrics ships an update monthly, Master Shin's World Class TKD. every 19 months. The most recent releases landed on November 2, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | PlayMetrics | Master Shin's World Class TKD. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (1.2K ratings)](https://appshunter.io/ios/app/playmetrics/id1450640824/reviews) | **[5.0 (9 ratings)](https://appshunter.io/ios/app/master-shins-world-class-tkd/id1588788053/reviews)** |
| Number of ratings | **1.2K** | 9 |
| Positive reviews | 17.2% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Monthly** | Every 19 months |
| Monetization | Freemium | **Free** |
| Best chart rank | **#35** | — |
| Size | 17 MB | 24 MB |
| Requires iOS | 16.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ReverbNation](https://appshunter.io/developer/403836380) | [Dongkwan Shin](https://appshunter.io/developer/1588788055) |

## What reviewers say

### PlayMetrics

[App page](https://appshunter.io/ios/app/playmetrics/id1450640824)

**Currently charting:** #35 Top Free · Sports (US App Store)

This app streamlines youth sports club operations by unifying financial, operational, coaching, and communication tools. It eliminates manual data management and provides a central hub for directors, coaches, admins, and families to enhance efficiency and remove uncertainty.

**Highlights:** Player registration and payment processing, Club-wide communication and alerts, Coach and player profiles, Custom form builder and evaluations, Field scheduling and management, Practice planning and drills library, Website builder

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 🚀 Helpful for managing teams
- 🚀 Useful for communication
- 🚀 Convenient for parents

**What reviewers complain about**

- 🐛 Frequent crashes and freezes
- 🐛 Unreliable login and connection issues
- 🐛 Buggy notifications and message sync
- 👎 Poor user interface and navigation
- 👎 Slow performance and loading times

**Reported bugs**

- Constant log-outs and need to re-login
- Inability to delete or edit sent messages
- Notifications not clearing even after reading messages
- Crashes when opening links or notifications
- Inconsistent syncing of data across devices

**Requested features**

- Improve chat/messaging functionality
- Add ability to see player availability
- Enhance calendar and scheduling features
- Improve notification reliability and customization
- Provide better user interface and navigation


### Master Shin's World Class TKD.

[App page](https://appshunter.io/ios/app/master-shins-world-class-tkd/id1588788053)

Access martial arts curriculum videos, class schedules, and event information from a leading Taekwondo provider. Connect with instructors and share your training progress with friends and family.

**Highlights:** Curriculum Videos, Event Updates, Class Schedules, Contact Information, Training Sharing

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PlayMetrics free?

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

### Is Master Shin's World Class TKD. free?

Master Shin's World Class TKD. is free to download, with no in-app purchases.

### Which has better reviews, PlayMetrics or Master Shin's World Class TKD.?

Master Shin's World Class TKD. is rated higher. PlayMetrics averages 4.1 out of 5 from 1.2K ratings, while Master Shin's World Class TKD. averages 5.0 from 9 ratings.

### Do PlayMetrics or Master Shin's World Class TKD. have ads?

Neither PlayMetrics nor Master Shin's World Class TKD. shows ads.

### Which is updated more often, PlayMetrics or Master Shin's World Class TKD.?

PlayMetrics ships an update monthly, and Master Shin's World Class TKD. every 19 months. Most recently, PlayMetrics was updated on November 2, 2026 and Master Shin's World Class TKD. on October 27, 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.*