Out of 206+ wwc drum calculator apps on iOS, 16 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
This app calculates the correct fusion pressure for HDPE and Polypropylene pipe jobs. It simplifies the process by selecting your fusion machine and entering pipe details to determine the recommended theoretical gauge pressure.
Easily convert between various units of measurement, including currencies, temperature, length, and weight. This intuitive tool provides real-time currency exchange rates and a comprehensive list of conversions for everyday use.
This tool simplifies HVAC/R technician tasks by calculating pressure/temperature relationships, superheat, and subcool. It automatically adjusts for altitude and offers English/Metric units. Easily access favorite refrigerants and supplementary information.
What are the best wwc drum calculator apps for iPhone?
McCalc Fusion Calculator tops our wwc drum calculator apps ranking as of June 2026, with a 3.4-star average from 18 App Store ratings, and it's free to download.
Are there free wwc drum calculator apps for iPhone?
Yes — 16 of the top wwc drum calculator apps we rank are free to download, including McCalc Fusion Calculator and Unit Converter - Convert all.
Does McCalc Fusion Calculator have ads or in-app purchases?
McCalc Fusion Calculator has no ads and has no in-app purchases, according to its App Store listing as of June 2026.
How many wwc drum calculator apps are on the App Store?
We track 206+ wwc drum calculator apps on the iOS App Store as of June 2026, ranked by rating, recency, and analysis of real user reviews.
What does the McCalc Fusion Calculator do?
The McCalc Fusion Calculator helps users determine the correct fusion pressure for HDPE and Polypropylene pipe jobs. It simplifies the process by allowing users to select their McElroy fusion machine and input pipe size and pressure requirements to calculate the recommended theoretical gauge pressure.
What are the key features of this app?
Key features include easy selection of McElroy hydraulic fusion machines, choice from nine international standards for pipe fusion, flexible pipe size entry in various units (IPS, DIPS, O.D., JIS), wall thickness input via dimensional ratio or actual thickness, and the ability to enter interfacial and drag pressure in multiple units (psi, bar, kg/cm², MPa). It also offers multi-language support.