# Spin Lab HQ — Design-Grade-Execute.

> Baseball player development system using Trackman data analytics. (iPhone/iPad app by Matthew Carasiti.)

- Source: https://appshunter.io/ios/app/spin-lab-hq/id6758372701 (this page in markdown: same URL + `.md`)
- Developer: [Matthew Carasiti](https://appshunter.io/developer/1872597940)
- Category: Sports, Health & Fitness
- Price: Free
- Rating: 5.00/5 from 2 App Store ratings
- Age rating: 4+
- Requires: iOS 16.6 · 32 MB
- Languages: American English
- Released: 2026-03-06
- Data updated: 2026-08-30
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/spin-lab-hq/id6758372701/reviews.md

## What is Spin Lab HQ?

SpinLab HQ transforms raw Trackman data into a complete player development system for pitchers and hitters. On the pitching side, every pitch is graded using two calibrated systems: Stuff+ measures pitch quality against professional baselines while D1 Grade evaluates against Division 1 college standards, giving coaches and athletes clear benchmarks for where they stand and where they need to go. The app breaks down each pitcher's full arsenal with velocity, spin rate, induced vertical break, horizontal break, release height, and extension for every pitch type, making it easy to identify strengths, expose weaknesses, and design targeted improvement plans. A 3D spin axis globe lets users visualize spin orientation on an interactive baseball, revealing consistency patterns and tunneling potential that drive pitch design decisions. The command bullseye plots average miss distance from target for each pitch type against pro and NCAA baselines, turning abstract command issues into concrete development goals. Performance trends track velocity, Stuff+, and movement metrics across sessions with visual sparklines, so coaches can see exactly how a pitcher is responding to training over weeks and months. The Trackman Lab provides movement plots showing pitch separation and location plots revealing tendencies in the strike zone, while facility leaderboards rank pitchers by pitch type and a database of 300 professional profiles gives athletes realistic targets to chase.

On the hitting side, SpinLab HQ applies the same rigorous methodology with a Hitter Grade built from power, contact quality, consistency, and approach metrics. Every batted ball is plotted on an exit velocity versus launch angle chart with the barrel zone highlighted, showing how often a hitter finds the sweet spot that produces damage. Spray charts visualize batted ball distribution across the field with color-coded contact quality, and batted ball breakdowns show ground ball, fly ball, and line drive rates to inform swing adjustments. Beyond the analytics, SpinLab HQ drives daily development through a programming calendar where coaches schedule throwing activities, drills, bullpen sessions, and recovery work for each pitcher, with completion tracking and notes that sync across all devices in real time. The home dashboard surfaces the metrics that matter most: top performers by Stuff+ and D1 grade, biggest movers over a two-week window, and velocity leaders across the facility. Admin controls let staff import data and upload bullpen videos while players access their own profiles to track progress. Everything syncs to the cloud instantly, so a coach can import a Trackman CSV on one device and have every pitcher's grades, trends, and visualizations updated across the entire facility within seconds. SpinLab HQ is not just an analytics tool but a development operating system that connects data to daily training decisions and turns long-term player growth into a measurable, trackable process.

## Key features

- Pitch quality grading (Stuff+, D1 Grade)
- Detailed pitch metrics (velocity, spin, IVB, etc.)
- 3D spin axis globe visualization
- Command bullseye analysis
- Performance trend tracking
- Hitter Grade with exit velocity/launch angle charts
- Programming calendar for daily development


## Frequently asked questions about Spin Lab HQ

### What is Spin Lab HQ?

Spin Lab HQ is a free application designed to transform raw Trackman data into a comprehensive player development system for baseball pitchers and hitters. It provides detailed analytics and tools to help coaches and athletes understand performance and create improvement plans.

### What kind of data does Spin Lab HQ use?

Spin Lab HQ primarily uses raw Trackman data. This includes metrics for pitchers such as velocity, spin rate, induced vertical break, horizontal break, release height, and extension. For hitters, it analyzes exit velocity, launch angle, and contact quality.

### How does Spin Lab HQ help pitchers improve?

For pitchers, Spin Lab HQ offers Stuff+ and D1 Grade evaluations to measure pitch quality against professional and college baselines. It visualizes spin axis, analyzes command with a bullseye plot, and tracks performance trends over time to identify areas for targeted improvement.

### What features are available for hitters in Spin Lab HQ?

Spin Lab HQ provides hitters with a Hitter Grade based on power, contact quality, consistency, and approach metrics. It includes charts for exit velocity versus launch angle, spray charts, and batted ball breakdowns to inform swing adjustments.

### Does Spin Lab HQ have ads?

No, Spin Lab HQ does not contain advertisements. As a free application, it focuses on providing a clean and uninterrupted user experience for player development.

### What devices is Spin Lab HQ compatible with?

Spin Lab HQ is available for both iPhone and iPad devices, allowing users to access its features on their preferred Apple mobile devices.

### How often is Spin Lab HQ updated?

The latest version of Spin Lab HQ is 6.2, and it was last updated on June 4, 2026. This indicates a recent update, suggesting ongoing development and support for the application.

### What is the age rating for Spin Lab HQ?

Spin Lab HQ has an age rating of 4+, making it suitable for a wide range of users, including younger athletes and coaches.

## Version history (last 5 releases)

### 8.4 — 2026-08-29

- Loc+

### 8.3 — 2026-08-28

- Home Page Updates

### 8.2 — 2026-08-27

- Roster Management 
- Generated Report Upgrades

### 8.1 — 2026-08-24

- Programming additions

### 8.0 — 2026-08-21

- College Upgrades
- Workload Tracker

## Apps similar to Spin Lab HQ

| App | Rating | Price | Category |
| --- | --- | --- | --- |
| [TrackMan Camera](https://appshunter.io/ios/app/trackman-camera/id835752852) | 3.1 (16) | Free | Sports |
| [4APP Sports](https://appshunter.io/ios/app/4app-sports/id1551925155) | 4.4 (195) | Free | Sports |
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| [Arm Care](https://appshunter.io/ios/app/arm-care/id1480260823) | 4.9 (2,971) | Free | Sports |
| [PitchLab - Baseball & Softball](https://appshunter.io/ios/app/pitchlab-baseball-and-softball/id6738223162) | 4.7 (1,828) | Free | Sports |

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-30.*