---
title: "Flex: Workout Tracker - Reviews, Revenue and Downloads in China | Apple App Store"
description: "Flex is the ultimate companion for your strength training journey. Whether you're a powerlifter, bodybuilder, or just getting started in the gym, Flex helps you track your progress, build strength, an"
---

# Flex: Workout Tracker — China

![Flex App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/ac/08/ec/ac08ecc9-d0b2-3b78-6cff-2a50c8287c59/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png)

**Developer:** [KEVIN BROWN](https://apptail.io/developer/kevin-brown-XuNpRb)
**Category:** Health Fitness
**Rating:** N/A (0 ratings)
**Price:** Free
**Bundle ID:** kevinbrowncodes.Flex
**Store:** Apple App Store
**Country:** China
**Version:** 1.0.3 (released 2026-09-06)
**Original Release:** 2026-02-23
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/cn/app/app/id6758920531)
**AppTail Page:** [https://apptail.io/app/flex-workout-tracker-tglz/china](https://apptail.io/app/flex-workout-tracker-tglz/china)

## Flex Description
Flex is the ultimate companion for your strength training journey. Whether you're a powerlifter, bodybuilder, or just getting started in the gym, Flex helps you track your progress, build strength, and achieve your fitness goals with simplicity and precision.

Experience effortless workout tracking designed to keep you focused on your lift, not your phone. You can build personalized workout templates for any routine and organize them into custom folders to keep your training schedule clean and accessible. With the built-in Smart Plate Calculator, you never have to do gym math again.... Flex automatically visualizes how to load the bar for your specific lifts.

Your workouts go where you go. Flex seamlessly syncs your data across all your devices using iCloud, so your history is always up to date. Designed with privacy in mind, Flex uses Sign in with Apple and iCloud to ensure your health data remains secure without third-party accounts. Build consistency and see results. Download Flex today and make every rep count.

Flex is designed and built by two fitness freaks, Ashton Krstolic and Kevin Brown. Every feature exists because we needed it at the rack. Questions or ideas? Visit our support page — we read every message.

## Flex Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/6e/0b/da/6e0bda02-c254-8ec3-4fa4-25b3a2dd6ca0/01-active-workout.png/1320x2868.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/f6/37/b3/f637b3d6-fb2b-c6b5-01ba-e2b1f4745c0f/02-plate-calculator.png/1320x2868.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/72/7d/20/727d20b0-0eeb-8cf9-7fba-2ed839fb9a02/03-templates.png/1320x2868.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/21/9b/8e/219b8e10-ba1b-a86c-9fa0-ef6e8b362f59/04-history.png/1320x2868.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/03/c0/4a/03c04ad4-3e59-91f6-eb03-6993c85c1937/05-profile.png/1320x2868.png)
- [Screenshot 6](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/23/f8/a3/23f8a3e8-4dc1-79e7-0eea-e1fa5240297a/06-summary.png/1320x2868.png)
- [Screenshot 7](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/ff/8a/90/ff8a9072-22f3-f068-87e9-96c21eea109d/07-exercises.png/1320x2868.png)







## Flex Available In
- [Canada](https://apptail.io/app/flex-workout-tracker-tglz/canada)
- [China](https://apptail.io/app/flex-workout-tracker-tglz/china)
- [Uruguay](https://apptail.io/app/flex-workout-tracker-tglz/uruguay)

---

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