---
title: "Ductulate HD - Reviews, Revenue and Downloads in United States | Apple App Store"
description: "*** NOW INCLUDES IMPERIAL UNITS ***  Ductulate HD brings the "Duct Design Calculator" to the iPad. Designed for the HVAC engineer in mind, it can be used exactly the same way as the original "Duct Des"
---

# Ductulate HD — United States

![Ductulate HD App Icon](https://is1-ssl.mzstatic.com/image/thumb/Purple19/v4/fb/33/d9/fb33d9b5-ed2a-9639-7ed8-598306adb145/pr_source.png/434x0w.png)

**Developer:** [Steven Ramsay](https://apptail.io/developer/steven-ramsay-bqT)
**Category:** Utilities
**Rating:** 4.8/5 (24 ratings)
**Price:** Free
**Bundle ID:** com.ramsay.ductulatehd
**Store:** Apple App Store
**Country:** United States
**Version:** 3.0 (released 2016-10-31)
**Original Release:** 2011-06-06
**Languages:** English

**App Store Link:** [Download on Apple App Store](https://apps.apple.com/us/app/app/id441054001)
**AppTail Page:** [https://apptail.io/app/ductulate-hd-aTdl/united-states](https://apptail.io/app/ductulate-hd-aTdl/united-states)

## Ductulate HD Description
*** NOW INCLUDES IMPERIAL UNITS ***

Ductulate HD brings the "Duct Design Calculator" to the iPad. Designed for the HVAC engineer in mind, it can be used exactly the same way as the original "Duct Design Calculator".
Ductulate HD provides a quick and simple way to calculate any combination of air volume, pressure loss, velocity and duct size (rectangular or round).

Imperial units:
- Air Volume, CFM,
- Velocity, FPM
- Pressure Loss, Inches of H2O
- Dimensions, Inches

Metric units:
- Air Volume, L/sec,
- Velocity, m/sec
- Pressure Loss, Pa
- Dimensions, mm

Features:
- Scroll Lock to avoid "accidental touches"
- Typical velocity reference chart
- Clear, easy to read values
- Multiple themes to customize the look and feel

Markers:
- Ability to set a mark to a favorite measurement of Pressure Loss and Velocity for quick reference.

Logo Support:
- Ability to customize any theme with your company logo/image.

## Ductulate HD Screenshots
- [Screenshot 1](https://is1-ssl.mzstatic.com/image/thumb/Purple71/v4/10/72/83/107283f2-73af-4057-2dd8-c8e5d4e2c25d/mzl.ypnaglbs.png/1024x748.png)
- [Screenshot 2](https://is1-ssl.mzstatic.com/image/thumb/Purple71/v4/08/30/2f/08302f8c-4b40-49c4-1fa3-8d575e95e26f/mzl.wpaspojf.png/1024x748.png)
- [Screenshot 3](https://is1-ssl.mzstatic.com/image/thumb/Purple71/v4/43/f2/e2/43f2e255-0398-5982-3746-38c7e483c423/mzl.sallugmv.png/1024x748.png)
- [Screenshot 4](https://is1-ssl.mzstatic.com/image/thumb/Purple71/v4/62/1e/07/621e07a3-0178-c218-2d17-d3cdd3486745/mzl.lsjzxqdh.png/1024x748.png)
- [Screenshot 5](https://is1-ssl.mzstatic.com/image/thumb/Purple19/v4/ab/ec/3d/abec3d92-4519-a257-e280-1007bda0aeb2/mzl.crdamquk.png/1024x748.png)

## Ductulate HD Rating Breakdown in United States
- 5 stars: 21 (88%)
- 4 stars: 2 (8%)
- 3 stars: 0 (0%)
- 2 stars: 0 (0%)
- 1 stars: 1 (4%)

## Ductulate HD Reviews in United States

### ***** "Reliable"
Main reason I use my iPad at work. Handy, doesn’t get coffee spilled on it, and matches with every duct calc I have
-- johnsonbigboy, 2020-05-27

### ***** "Beautiful"
One of the nicest Ductulator I have ever used
-- RobHVACert, 2019-08-10

### ***** "Size trunk lines everyday"
I use this everyday to size my trunklines for correct throw distance and reducer sizes. Same old ductulator I learned from in the late 90s very handy.
-- Kuehne HVAC, 2019-08-09

### ***** "Perfect"
An iPad app version of my old cardboard ductoloator. Simple to use. Visually attractive interface. Thank you, Mr. Ramsay!
-- hawkaia, 2016-03-29

### ***** "Great app"
This is the same, very useful ductulator that we all know and love, but in a very convenient platform. So handy to have on the job site.
-- N3GXQ, 2013-09-11

### ***** "Works good"
One of the best.
-- Bth39, 2013-09-04

### ****- "Great at first"
Worked great for a few weeks, but now it crashes as soon as I open the app.
-- J B 98, 2013-08-05

### ***** "great app"
Got this to use when I am out of the office but works so well that I now use this all the time.
-- no more buffalo, 2013-06-18

### ***** "Mr. g"
Great app no longer need the ductulator. Display scales is bright & clear.
-- Mr. Ggg, 2013-06-06

### ****- "Perfect"
It's good, it's simple and to the point. Thank you.
-- NG011001239, 2013-03-02

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




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- [Quietflex Ductulator](https://apptail.io/app/quietflex-ductulator-Jxdc/united-states)
- [Duct Calculator Elite](https://apptail.io/app/duct-calculator-elite-CDvc/united-states)
- [Duct Calculator](https://apptail.io/app/duct-calculator-IuKd/united-states)
- [Duct Meter](https://apptail.io/app/duct-meter-RuKd/united-states)
- [AI Ductulator](https://apptail.io/app/ai-ductulator-TuKd/united-states)
- [UEi Wireless](https://apptail.io/app/uei-wireless-ktMd/united-states)
- [Greenheck Toolbox](https://apptail.io/app/greenheck-toolbox-aWQd/united-states)
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- [HVAC Duct Size Calculator](https://apptail.io/app/hvac-duct-size-calculator-hRXk/united-states)
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## Ductulate HD Available In
- [United States](https://apptail.io/app/ductulate-hd-aTdl/united-states)
- [South Africa](https://apptail.io/app/ductulate-hd-aTdl/south-africa)
- [Canada](https://apptail.io/app/ductulate-hd-aTdl/canada)
- [Russia](https://apptail.io/app/ductulate-hd-aTdl/russia)
- [Argentina](https://apptail.io/app/ductulate-hd-aTdl/argentina)
- [New Zealand](https://apptail.io/app/ductulate-hd-aTdl/new-zealand)
- [Thailand](https://apptail.io/app/ductulate-hd-aTdl/thailand)
- [Australia](https://apptail.io/app/ductulate-hd-aTdl/australia)
- [United Kingdom](https://apptail.io/app/ductulate-hd-aTdl/united-kingdom)
- [Brazil](https://apptail.io/app/ductulate-hd-aTdl/brazil)
- [Colombia](https://apptail.io/app/ductulate-hd-aTdl/colombia)
- [Indonesia](https://apptail.io/app/ductulate-hd-aTdl/indonesia)
- [Israel](https://apptail.io/app/ductulate-hd-aTdl/israel)
- [United Arab Emirates](https://apptail.io/app/ductulate-hd-aTdl/united-arab-emirates)
- [Japan](https://apptail.io/app/ductulate-hd-aTdl/japan)
- [South Korea](https://apptail.io/app/ductulate-hd-aTdl/south-korea)
- [Kuwait](https://apptail.io/app/ductulate-hd-aTdl/kuwait)
- [Kazakhstan](https://apptail.io/app/ductulate-hd-aTdl/kazakhstan)
- [Mexico](https://apptail.io/app/ductulate-hd-aTdl/mexico)
- [Malaysia](https://apptail.io/app/ductulate-hd-aTdl/malaysia)
- [Nigeria](https://apptail.io/app/ductulate-hd-aTdl/nigeria)
- [Norway](https://apptail.io/app/ductulate-hd-aTdl/norway)
- [Peru](https://apptail.io/app/ductulate-hd-aTdl/peru)
- [Philippines](https://apptail.io/app/ductulate-hd-aTdl/philippines)
- [Saudi Arabia](https://apptail.io/app/ductulate-hd-aTdl/saudi-arabia)
- [Singapore](https://apptail.io/app/ductulate-hd-aTdl/singapore)
- [Türkiye](https://apptail.io/app/ductulate-hd-aTdl/turkey)
- [Vietnam](https://apptail.io/app/ductulate-hd-aTdl/vietnam)
- [India](https://apptail.io/app/ductulate-hd-aTdl/india)
- [Azerbaijan](https://apptail.io/app/ductulate-hd-aTdl/azerbaijan)
- [Belarus](https://apptail.io/app/ductulate-hd-aTdl/belarus)
- [Switzerland](https://apptail.io/app/ductulate-hd-aTdl/switzerland)
- [Chile](https://apptail.io/app/ductulate-hd-aTdl/chile)
- [China](https://apptail.io/app/ductulate-hd-aTdl/china)
- [Dominican Republic](https://apptail.io/app/ductulate-hd-aTdl/dominican-republic)
- [Algeria](https://apptail.io/app/ductulate-hd-aTdl/algeria)
- [Ecuador](https://apptail.io/app/ductulate-hd-aTdl/ecuador)
- [Egypt](https://apptail.io/app/ductulate-hd-aTdl/egypt)
- [Hong Kong SAR China](https://apptail.io/app/ductulate-hd-aTdl/hong-kong)

---

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