McCalc®

Calculates fusion parameters for McElroy hydraulic fusion machines.

McElroy Manufacturing, Inc. · com.mcelroy.mccalc

Not rated yet 100K+ downloads v3.0.9 6 MB Android 5.0+ PEGI 3 · Everyone

Download APK 6 MB All versions

Signature matches the Google Play version Details

At a glance

Latest version: v3.0.9 (41)
Updated: May 26, 2026 (4 months ago)
APK size: 6 MB
Requires: Android 5.0+ (API 21)
CPU support: Any (no native code)
Category: Productivity (app)
Listed since: Nov 4, 2020 (at least)
Permissions: 5 (3 sensitive)
Website: mcelroy.com
Developer contact: [email protected]

About this APK

McCalc® is an app by McElroy Manufacturing, Inc. in the Productivity category, listed since at least November 2020. It has no native code, so it runs on any Android processor.

Since version 1.0.19, the APK grew from 2.9 MB to 6 MB and the minimum Android version rose from 4.4 to 5.0. It asks for 5 permissions, 3 of them sensitive: camera, read shared storage and modify shared storage. It asks for the same permissions as version 3.0.8.

What's new in v3.0.9

Added Polygon LT

Description

From the listing uploaded by “appupdater”.

The McElroy McCalc® calculates fusion parameters based on industry standards and specifications for McElroy hydraulic fusion machines. Select from a list of McElroy fusion machines and fusion standards, then enter pipe size, wall thickness and drag pressure. Tap the "Calculate" button and McElroy McCalc® displays the pressures and times for fusion cycles and heater temperature range according to the selected standard. Features: - A list of McElroy hydraulic fusion machines - Industry standards: ASTM, ISO, GIS, WIS, and DVS - Pipe size entry in IPS, DIPS, OD, or JIS - Wall thickness entry in DR or actual wall thickness - Pressure entry in psi, bar, kg/cm², or MPa - Heater temperature displays in °F when “psi” selected for pressure and °C otherwise. - Timer counts up continuously. Tap to reset. - Languages: English, Portuguese, Russian, Spanish, and Simplified Chinese

Version history

4 versions are listed, going back to v1.0.19. Since v3.0.7 it requires Android 5.0+.

v3.0.9 LATEST May 26, 2026 6 MB TRUSTED v3.0.8 Sep 19, 2025 6 MB TRUSTED v3.0.7 Jul 25, 2025 6 MB TRUSTED v1.0.19 May 19, 2024 2.9 MB TRUSTED

All 4 versions

Security & authenticity

Security rating: Trusted

Signing certificate

Signature matches the Google Play version Checked by the source store on May 26, 2026.
Certificate issued to “McElroy Manufacturing Inc” This is the certificate of the Google Play version.
Same certificate as the 2 other versions checked

Store checks and file details

Developer signature verified May 26, 2026
Validated against Google Play May 26, 2026
Signed byCN=Dustin Wilson, O=McElroy Manufacturing Inc, L=Tulsa, ST=OK
Signing certificate (SHA-1)E8:05:F6:4D:5E:62:34:B6:A3:50:5F:44:FA:B1:8F:BC:99:8D:97:05
File MD5bdca55bae0221a04a3f6204249b57e0f
Uploaded by “appupdater” Gold tier · 117,810 followers · uploading since 2020

Scans and ratings come from the source store; the certificate comparisons are AAPKs's own, made from the files' published signatures (2 other versions compared). AAPKs doesn't scan files itself — compare the MD5 and signer after downloading.

Permissions (5)

McCalc® requests 5 permissions, 3 of them sensitive.

Camera Sensitive android.permission.CAMERA
Modify shared storage Sensitive android.permission.WRITE_EXTERNAL_STORAGE
Read shared storage Sensitive android.permission.READ_EXTERNAL_STORAGE
Full network access android.permission.INTERNET
View network connections android.permission.ACCESS_NETWORK_STATE

Required hardware & features

Basic touch input android.hardware.faketouch

McCalc® APK: questions and answers

Is there a version of McCalc® for older Android phones?

The current version needs Android 5.0 or later. Version 1.0.19 is the newest listed build that installs on Android 4.4 and later. It is an old build: apps that rely on online services may no longer connect when they are this old. Get version 1.0.19 · All versions

Can I install this APK over the version I already have?

Yes, if your installed copy is older. It is signed like the Google Play version, so Android installs it as an update and keeps your data.

Is the McCalc® APK safe?

No one can promise that a file is safe, but some things can be checked. The source store rates this file Trusted. Its signature matches the Google Play version. It is signed with the same certificate as the 2 other versions checked. After downloading, check that the file's MD5 is bdca55bae0221a04a3f6204249b57e0f.