# Speed Lab Jr — Youth Track & Field Training

> Youth Track & Field Training (iPhone/iPad app by Chroma Lightshows LLC.)

- Source: https://appshunter.io/ios/app/speed-lab-jr/id6760870642 (this page in markdown: same URL + `.md`)
- Developer: [Chroma Lightshows LLC](https://appshunter.io/developer/1886583035)
- Category: Sports, Health & Fitness
- Price: Free
- Age rating: 4+
- Requires: iOS 17.0 · 71 MB
- Languages: American English
- Released: 2026-03-28
- Data updated: 2026-05-16
- User reviews in markdown: https://appshunter.io/ios/app/speed-lab-jr/id6760870642/reviews.md

## What is Speed Lab Jr?

Speed Lab Jr is the dedicated track and field training companion designed for middle and high school athletes ready to start their speed journey.

Whether you're brand new to track or looking to develop your technique before your first season, Speed Lab Jr gives you everything you need to train with purpose — right from your iPhone.

STRUCTURED 4-DAY PROGRAM
Follow a professionally designed 4-day weekly training plan built around the foundations of sprinting, plyometrics, speed mechanics, and active recovery. Each day is clearly organized so you always know what to do and why.

PROFESSIONAL COACHING CUES
Every exercise comes with detailed execution instructions written by coaches — covering proper form, focus areas, and common mistakes to avoid. No guesswork, no searching YouTube. Just clear, expert guidance in the palm of your hand.

TRACK YOUR PROGRESS
Log every session, monitor your weekly workout consistency, and visualize your improvement over time with built-in progress charts. Set personal weekly workout goals and watch yourself grow from week to week.

EARN ACHIEVEMENTS & TROPHIES
Stay motivated with a gamified achievement engine. Earn Bronze, Silver, Gold, and Diamond badges for milestones like completing perfect weeks, training as an early bird, crushing core sessions, and more. Every workout is a chance to level up.

BUILT-IN REST TIMER
A configurable in-workout rest timer keeps your sessions sharp and structured. Add time, skip rest, and stay on pace — all without leaving the app.

DESIGNED FOR YOUNG ATHLETES


## Version history (last 1 release)

### 1.0 — 2026-03-28

No release notes.

## More apps by Chroma Lightshows LLC

- [Dog Sports Finder](https://appshunter.io/ios/app/dog-sports-finder/id6761345104)
- [PixelTrace](https://appshunter.io/ios/app/pixeltrace/id6761668956)

All apps by Chroma Lightshows LLC: https://appshunter.io/developer/1886583035

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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 2026-05-16.*