# LaChart

> Lactate Testing for Athletes

Canonical page: [https://chrome-stats.com/d/id6764768876](https://chrome-stats.com/d/id6764768876)

## Overview

- **ID:** `id6764768876`
- **Platform:** Apple
- **Type:** Apple app
- **Status:** Available
- **Publisher:** Jakub Stadnik
- **Category:** Sports
- **Version:** 1.0.9
- **Last updated:** 2026-09-08
- **First published:** 2026-05-21
- **Size:** 223 MB
- **Data as of:** 2026-09-11
- **Store listing:** [Apple App Store](https://apps.apple.com/us/app/lachart/id6764768876)
- **Website:** [https://lachart.net/](https://lachart.net/)
- **Privacy policy:** [https://lachart.net/privacy](https://lachart.net/privacy)

## Description

LaChart is a professional lactate testing and athlete performance tracking app designed for coaches and endurance athletes.

LACTATE TESTING
• Conduct step tests and record blood lactate values in real time
• Connect Bluetooth heart rate monitors for live HR tracking
• Automatic lactate curve calculation with LT1 and LT2 threshold detection
• Manual threshold override for custom coaching adjustments

TRAINING ZONES
• Automatic zone calculation based on lactate thresholds
• Support for cycling (power/watts), running (pace) and swimming
• Metric and imperial unit support

ATHLETE MANAGEMENT
• Manage multiple athletes from a single coach account
• Track progress across multiple tests over time
• Compare test results and monitor fitness development

REPORTS & SHARING
• Generate professional PDF reports for each test
• Send reports directly to athletes via email
• Visual lactate curve charts included in every report

DESIGNED FOR PROFESSIONALS
LaChart is built for sports scientists, coaches and serious athletes who need accurate, data-driven insights to optimize training load and performance.

## Rankings

- #2,041,592 — Overall

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Source: [Chrome-Stats](https://chrome-stats.com/d/id6764768876)