Comparison

Duct Calculator vs CONE Develop

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Duct Calculator

This professional HVAC utility assists engineers and technicians with precise duct sizing and airflow calculations for ventilation systems. It simplifies essential calculations for both design and installation work, improving on-site efficiency.

Highlights
  • Calculate duct sizes using airflow (CFM) and velocity (FPM)
  • Supports rectangular and round duct sizing in inches
  • Determine air flow rate in CFM
  • Calculate air velocity in FPM
  • Simple interface for fast on-site calculations
Features
Read full description

Duct Calculator is a focused duct sizing tool for HVAC engineers, designers and installation technicians. Enter what you know and get the duct dimensions, airflow or air velocity you need, without a chart or a slide rule. CALCULATIONS - Duct size: find the required duct dimensions from airflow (CFM) and air velocity (FPM). - Airflow: determine the airflow rate in CFM. - Air velocity: determine velocity in FPM to help verify system performance. DUCT SHAPES - Round ducts - Rectangular ducts - Results shown in inches WHO IT IS FOR - HVAC engineers and designers checking a duct size during design work. - Installation technicians and contractors who need a quick answer on site. - Students learning how airflow, velocity and duct size relate. WHERE IT HELPS - Sizing a new supply or return run from a known CFM. - Checking whether an existing duct keeps velocity within your target. - Comparing a round duct with a rectangular one when space is tight. SIMPLE BY DESIGN A clean interface with only the inputs you need, so you get an answer quickly on the job. Duct Calculator is free to use. An optional one-time upgrade removes ads. Results are intended as a calculation aid. Always confirm designs against applicable codes and project requirements. Download Duct Calculator and size your next duct run. Privacy Policy : https://semiconhub.in/manager/privacy.html Terms and Condition : https://semiconhub.in/manager/tcondition.html

About

CONE Develop

Read full description

This app calculates the Flat Pattern of any concentric Conical shape regardless of what material it is made out of. It is a very clean & easy method of calculating a cone of your choice.

Screenshots

Duct Calculator4 screens

Verdict

The call

The clearest difference is in-app purchases: CONE Develop at none against Duct Calculator's 1. Duct Calculator's advantage is device support and iOS requirement (15.6 vs 17.2). On price there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Duct Calculator sells 1 one-off in-app purchase. CONE Develop asks for nothing beyond the download.

Scorecard3 real differences · 6 level
Duct Calculator versus CONE Develop: the parameters behind the verdict, then further details
ParameterDuct CalculatorCONE Develop
PriceFreeFree
Rating4.7 (3 ratings) — better—
Number of ratings3 — better—
Update frequencyEvery 10 months—
AdsNo—
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPad, iPod — better—
Requires iOS15.6 — better17.2
Further details — not scored
Size44 MB1 MB
Age rating4+17+
DeveloperSachinbhai SuraniJohn Stuart

In-app purchases

1 purchases

Duct Calculator

One-time1
  • Lifetime premium$9.99
None

CONE Develop

No in-app purchases

Questions

Is Duct Calculator free?
Duct Calculator is free to download, with in-app purchases available.
Is CONE Develop free?
CONE Develop is free to download, with no in-app purchases.

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