Ductwise: HVAC Duct Calculator
Ductwise: HVAC Duct Calculator is made and published by EasyGoing. AppBrain is an independent app data site and isn't affiliated with EasyGoing. The app name, icon, screenshots and description belong to EasyGoing and are shown as published on Google Play.
AppBrain's verdict
NewNiche- Installs
- 78
- Last updated
- October 7, 2026
- Ads
- No ads
- Size
- 19.2 MB
Ductwise: HVAC Duct Calculator came out 20 days ago. It is a niche app, with 78 installs. It doesn't have enough ratings yet to judge what users think. Its best ranking is #97 in Top New Free, Tools in United States.
User feedback
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Store listing
By EasyGoing, from Google Play“Duct size, CFM, velocity & BTU load for HVAC techs. Works offline.”
Description by EasyGoing Written by the developer, not by AppBrain. Click to read.
Ductwise is a duct size calculator for HVAC techs and installers. Enter CFM and friction rate to get the round duct size, the rectangular equivalent and the air velocity.
FREE TOOLS
- Duct size (round and rectangular), equal-friction method
- CFM and airflow: from a duct and its velocity, a sensible load, tonnage or air changes
- BTU room load estimate
- Duct velocity (fpm), velocity pressure and friction, checked against your own limit
BUILT FOR THE JOB SITE
- Big, high-contrast numbers you can read at arm's length
- Imperial or metric
- Set your friction rate and max velocity once; every tool starts from them
- Works fully offline, with no ads and no account
DUCTWISE PRO (ONE-TIME PURCHASE)
- Superheat and subcooling for R-410A, R-32, R-454B, R-22, R-134a, R-407C and R-404A
- Size every trunk and branch in one job
- Saved jobs and PDF duct schedule
Pay once. No subscription.
The method is shown on every result, so you can check it against the duct calculator you already carry. Results are guidance; verify against your design standard.
Recent changes:
First release of Ductwise, a duct size calculator for HVAC techs.
• Duct size, round and rectangular
• CFM, BTU room load and duct velocity
• Superheat and subcooling for 7 refrigerants (Pro)
• Saved jobs with a PDF duct schedule (Pro)
• Imperial or metric, works offline
Safety and technology
Found in the app by AppBrain- Ads
- No ads
- Price
- Free
- Libraries
- ?
- App size
- 19.2 MB
- Content rating
- Everyone
Technologies used by Ductwise: HVAC Duct Calculator
Releases
Updates seen on Google Play- Version
- 1.0.0
- Launched
- October 2026
Alternatives
Similar apps and more from EasyGoingAlternatives to Ductwise: HVAC Duct Calculator
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Installs
Tracked by AppBrain- Last 30 days
- 71
- Play install range
- 50+
- Launched
- October 2026
Rankings
Google Play top charts- Highest rank
- #97
- Chart
- Top New Free
- Tools
- Country
- United States
Google Play Rankings for Ductwise: HVAC Duct Calculator
Top rankings
| Rank | Country | Category | List |
|---|---|---|---|
| 97 | United States | Tools | Top New Free |
Ranking history in United States
About the app and developer
About Ductwise: HVAC Duct Calculator
Ductwise: HVAC Duct Calculator is a tools app developed by EasyGoing.
Install Statistics
Ductwise: HVAC Duct Calculator has been installed 78 times. In the last 30 days, the app was installed 71 times. It is ranked in the top 100 tools apps.
User Ratings
The app has no ratings yet.
App Information
Ductwise: HVAC Duct Calculator is freely available from Google Play. The app size is 19.17 MB. The latest version available is 1.0.0. The last update was on October 7, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play since October 2026.
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