---
title: "DuctChecker - Отзывы, Доход и Загрузки приложения in Вьетнам | Apple App Store"
description: "To determine the size of the duct constant pressure method, static pressure regain method, total pressure method, velocity method. Generally uses constant pressure method. This constant pressure metho"
---

# DuctChecker — Вьетнам

![DuctChecker App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple221/v4/8f/a4/23/8fa423aa-4b17-8c3b-3659-c9ca551118bd/AppIcon-0-0-1x_U007emarketing-0-8-0-0-85-220.png/434x0w.png)

**Developer:** [AIR DESIGN](https://apptail.io/ru/developer/air-design-DjGb)
**Category:** Productivity
**Rating:** 1.3/5 (8 ratings)
**Price:** 199,000.00 đ
**Bundle ID:** com.airdesign.DuctChecker
**Store:** Apple App Store
**Country:** Вьетнам
**Version:** 2.5.47 (released 2026-05-08)
**Original Release:** 2014-12-09
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/vn/app/app/id933593987)
**AppTail Page:** [https://apptail.io/ru/app/ductchecker-WLtg/vietnam](https://apptail.io/ru/app/ductchecker-WLtg/vietnam)

## DuctChecker Description
To determine the size of the duct constant pressure method, static pressure regain method, total pressure method, velocity method. Generally uses constant pressure method. This constant pressure method is how to determine the duct dimensions using the same value per 1 m on all duct friction loss. Usually determined by flow diagrams or duct design for slide rules. You can easily determine the duct by using this program.

## DuctChecker Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple124/v4/49/25/7a/49257a21-45dc-2a1f-d292-38c80da4dc2f/mzl.kzbranjs.png/640x960.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple124/v4/ee/62/ee/ee62eec3-6df6-5cd8-2191-352052936333/mzl.oppqxsjn.png/640x960.png)

## DuctChecker Rating Breakdown in Вьетнам
- 5 stars: 0 (0%)
- 4 stars: 0 (0%)
- 3 stars: 1 (13%)
- 2 stars: 0 (0%)
- 1 stars: 7 (88%)

## DuctChecker Reviews in Вьетнам

### *---- "Not working"
Not working. Pls help…
-- Aloxoaaaa, 2023-11-15

### *---- "Conplain Ductchecker"
Not working, please back money !
-- D.H.Thi, 2023-01-12

### *---- "Not work"
Not working nay more, back money please
-- N.X Diep, 2022-09-23

### *---- "Not working"
Why it does not work on my iphone ???
You kidding me ???
I request a apologize for this issue !!!!
-- Annnsl, 2022-07-05

### *---- "Not working"
Not working on iphone 13. IOS 15
-- NHT_2605, 2022-07-01

### *---- "Lừa đảo"
Mua xong về không sử dụng được
-- Nguyễn Tấn Hoà, 2022-04-14

### *---- "Not working on iphone 12"
This app is not working on iphone 12, running iOS 15.3. 
Please fix or refund !
-- Nqtruong, 2022-02-12

### ***-- "Add L/s please"
please add units "L/s" for air flow not CMH. It is quite annoy if we have to convert from L/s to CMH to enter in this software
-- KyoshiroVN, 2021-08-08

[View all DuctChecker reviews and detailed analytics on AppTail](https://apptail.io/ru/account/signup?utm_campaign=ai-crawl&utm_content=reviews)


## DuctChecker Store Rankings
| Chart | Country | Category | Rank |
|-------|---------|----------|------|
| Топ платных | Вьетнам | Productivity | #11 |
| Топ платных | Япония | Productivity | #102 |
| Топ платных | Вьетнам | Overall | #108 |
| Топ платных | Сингапур | Productivity | #178 |
| Топ платных | Таиланд | Productivity | #213 |
| Топ платных | Республика Корея | Productivity | #231 |


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## DuctChecker Available In
- [Вьетнам](https://apptail.io/ru/app/ductchecker-WLtg/vietnam)
- [Япония](https://apptail.io/ru/app/ductchecker-WLtg/japan)
- [Австрия](https://apptail.io/ru/app/ductchecker-WLtg/austria)
- [Австралия](https://apptail.io/ru/app/ductchecker-WLtg/australia)
- [Азербайджан](https://apptail.io/ru/app/ductchecker-WLtg/azerbaijan)
- [Бельгия](https://apptail.io/ru/app/ductchecker-WLtg/belgium)
- [Болгария](https://apptail.io/ru/app/ductchecker-WLtg/bulgaria)
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- [Беларусь](https://apptail.io/ru/app/ductchecker-WLtg/belarus)
- [Канада](https://apptail.io/ru/app/ductchecker-WLtg/canada)
- [Швейцария](https://apptail.io/ru/app/ductchecker-WLtg/switzerland)
- [Чили](https://apptail.io/ru/app/ductchecker-WLtg/chile)
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- [Нигерия](https://apptail.io/ru/app/ductchecker-WLtg/nigeria)
- [Нидерланды](https://apptail.io/ru/app/ductchecker-WLtg/netherlands)
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- [Аргентина](https://apptail.io/ru/app/ductchecker-WLtg/argentina)

---

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