# QMD4 Stroke Trainer/Analyzer vs Dr. Dave Billiards

The clearest difference is rating: Dr. Dave Billiards at 5.0 against QMD4 Stroke Trainer/Analyzer's 3.0. QMD4 Stroke Trainer/Analyzer's advantage is in-app purchases (none vs 21) and iOS requirement (12.0 vs 15.0). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Dr. Dave Billiards sells 21 in-app purchases, starting at $14.99 per month. QMD4 Stroke Trainer/Analyzer asks for nothing beyond the download.

Dr. Dave Billiards holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

QMD4 Stroke Trainer/Analyzer ships an update every 2 months, Dr. Dave Billiards every 6 weeks. The most recent releases landed on October 14, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | QMD4 Stroke Trainer/Analyzer | Dr. Dave Billiards |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/qmd4-stroke-traineranalyzer/id6737728075/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/dr-dave-billiards/id6758872346/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 10 MB | 110 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mosens LLC](https://appshunter.io/developer/1282490669) | [Razor Pool](https://appshunter.io/developer/1219867351) |

## What reviewers say

### QMD4 Stroke Trainer/Analyzer

[App page](https://appshunter.io/ios/app/qmd4-stroke-traineranalyzer/id6737728075)

This app analyzes your billiards stroke using a Bluetooth-enabled device attached to your cue. It provides detailed 3D stroke information, playback, velocity charts, and instant audible alerts to help you identify and fix flaws.

**Highlights:** Bluetooth cue attachment, 3D stroke data transmission, Automatic shot recording/playback, Stroke velocity chart, Cue tip view, Audible 'as you stroke' alerts, Comprehensive practice metrics

**Features:** macOS Compatibility

**In-app purchases:** none


### Dr. Dave Billiards

[App page](https://appshunter.io/ios/app/dr-dave-billiards/id6758872346)

Access a comprehensive library of expert pool instruction videos. Learn fundamentals, advanced techniques, and strategies for various pool games. Stream or own content, with options for individual purchases or all-access subscriptions.

**Highlights:** Extensive video library covering all aspects of pool, Structured drills for skill development, Strategy and decision-making for different games, Aiming systems and specialty shot techniques, Chapter markers and bookmarking for easy navigation, Cross-device purchase and progress syncing, Free content previews

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

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access Monthly | $14.99 | per month |
| All Access Annual | $119.99 | per year |
| VEPP Vol. 1: Fundamentals & CB | $9.99 | one-time |
| Illustrated Principles of Pool | $9.99 | one-time |
| System for Aiming With Sidespin | $9.99 | one-time |
| VENT Vol. 4: Safety Play | $9.99 | one-time |
| VEPP Vol. 3: Patterns & Safety | $9.99 | one-time |
| VEPS Vol. 4: Banks & Kicks | $9.99 | one-time |
| VENT Vol. 5: Advanced Shots | $9.99 | one-time |
| VEOP Vol. 3: Defensive Play | $9.99 | one-time |
| VEPP Vol. 2: Position & English | $9.99 | one-time |
| VEOP Vol. 4: Bank & Kick Systems | $9.99 | one-time |
| VEPS Vol. 1: Shot Making & Position | $9.99 | one-time |
| VEPS Vol. 2: English & Position | $9.99 | one-time |
| VEPS Vol. 5: Skill & Specialty | $9.99 | one-time |
| BU Instructional Video Series | $24.99 | one-time |
| How to Aim Pool Shots | $24.99 | one-time |
| Video Encyclopedia of Pool Practice | $42.99 | one-time |
| Video Encyclopedia of 9 & 10-ball | $42.99 | one-time |
| Video Encyclopedia of Pool Shots | $42.99 | one-time |
| All Access Lifetime | $249.99 | one-time |


## Frequently asked questions

### Is QMD4 Stroke Trainer/Analyzer free?

QMD4 Stroke Trainer/Analyzer is free to download, with no in-app purchases.

### Is Dr. Dave Billiards free?

Dr. Dave Billiards is free to download, with in-app purchases available.

### Which has better reviews, QMD4 Stroke Trainer/Analyzer or Dr. Dave Billiards?

Dr. Dave Billiards is rated higher. QMD4 Stroke Trainer/Analyzer averages 3.0 out of 5 from 1 ratings, while Dr. Dave Billiards averages 5.0 from 2 ratings.

### Do QMD4 Stroke Trainer/Analyzer or Dr. Dave Billiards have ads?

Neither QMD4 Stroke Trainer/Analyzer nor Dr. Dave Billiards shows ads.

### Which is updated more often, QMD4 Stroke Trainer/Analyzer or Dr. Dave Billiards?

QMD4 Stroke Trainer/Analyzer ships an update every 2 months, and Dr. Dave Billiards every 6 weeks. Most recently, QMD4 Stroke Trainer/Analyzer was updated on October 14, 2026 and Dr. Dave Billiards on October 31, 2026.

---

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