---
title: "CR209 - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "Help you understand the working principle of the slurry shield machine"
---

# CR209 — United States
> Help you understand TBM

![CR209 App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple211/v4/cf/7d/9f/cf7d9f75-fa5c-cf48-890d-9deb6f7f76eb/AppIcon-0-0-1x_U007emarketing-0-8-0-85-220.png/434x0w.png)

**Developer:** [开剑 张](https://apptail.io/developer/developer-HvOVE)
**Category:** Education
**Rating:** 5.0/5 (1 ratings)
**Price:** Free
**Bundle ID:** com.divis.cr209
**Store:** Apple App Store
**Country:** United States
**Version:** 1.4 (released 2025-07-19)
**Original Release:** 2025-07-20
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id6747422565)
**AppTail Page:** [https://apptail.io/app/cr209-Thpw/united-states](https://apptail.io/app/cr209-Thpw/united-states)

## CR209 Description
Help you understand the working principle of the slurry shield machine

## CR209 Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/8f/9a/71/8f9a7102-c8f9-d3c1-40e2-dff6cf06e61f/_U5fae_U4fe1_U56fe_U7247_20250619151212.png/2796x1290.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/bf/1c/35/bf1c3560-8be2-f6ad-88a3-7a71a1359ba5/_U5fae_U4fe1_U56fe_U7247_20250619151115.png/2796x1290.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource211/v4/2c/97/d4/2c97d460-245c-8ad2-d903-c35079adc0da/_U5fae_U4fe1_U56fe_U7247_20250619151207.png/2796x1290.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/PurpleSource221/v4/14/f1/a3/14f1a302-0848-91e8-1b29-e9c5ce59e907/_U5fae_U4fe1_U56fe_U7247_20250619151152.png/2796x1290.png)

## CR209 Rating Breakdown in United States
- 5 stars: 1 (100%)
- 4 stars: 0 (0%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 0 (0%)






## CR209 Available In
- [United States](https://apptail.io/app/cr209-Thpw/united-states)
- [Dominican Republic](https://apptail.io/app/cr209-Thpw/dominican-republic)
- [United Kingdom](https://apptail.io/app/cr209-Thpw/united-kingdom)
- [Lebanon](https://apptail.io/app/cr209-Thpw/lebanon)
- [Australia](https://apptail.io/app/cr209-Thpw/australia)
- [Philippines](https://apptail.io/app/cr209-Thpw/philippines)
- [Tunisia](https://apptail.io/app/cr209-Thpw/tunisia)
- [Mexico](https://apptail.io/app/cr209-Thpw/mexico)

---

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