Quick Plumber

Contains adsIn-app purchases
3.7
85 reviews
Content rating
Everyone
10K+
Downloads
Content rating
Everyone
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About this app

Simple Pipe Offset Calculator

This calculator helps find the Travel piece for 60°, 45°, and 22.5° offsets. It works by:
Multiplying the offset by specific fitting constants.
Subtracting the optional takeoff, which is automatically doubled.

Rolling Offset Calculation

To calculate the Travel piece for a rolling offset:
Square both the offset and the rise.
Add these squared values together.
Take the square root of the sum.
Multiply the result by fitting constants.

Additional Features
Allows addition or subtraction in standard measurement units: feet, inches, and fractions of an inch.

Designed for:
Plumbers
Plumbing Apprentices
Plumbers' Helpers

The app aims to assist these professionals in performing their tasks quickly, simply, and reliably. Note: Quick Plumber is not responsible for any errors, as calculations are rounded to the nearest ±1/8 inch.
Updated on
Apr 5, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
App info and performance and Device or other IDs
No data collected
Learn more about how developers declare collection
Data is encrypted in transit

Ratings and reviews

3.7
78 reviews
Brannon McDaniel
October 28, 2020
Be nice to know you're paying for only one function instead of buying whole app. Kind of misleading. I actually only bought 22.5 rolling offset function. Then realized by inputting only the "B" measurement I got the same results as you would for the regular offset function. So you can save money by only buying the rolling offset fuctions. You're welcome 😀
5 people found this review helpful
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Qbiss
April 30, 2026
Thanks for the feedback and for sharing that tip with other users! You're right. That's a sharp observation! We've since updated our pricing so that all tools are now available under one price. No more buying individual functions. We appreciate you taking the time to help the community!
Dalton Williams
December 23, 2024
New update-now they're making you pay to use functions that have been there forever.
3 people found this review helpful
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Qbiss
April 30, 2026
Thank you for your feedback. The core tools you've always used — Add & Subtract and 45° Offset — are still completely free, and always will be. The premium tier only applies to the newer advanced calculators. We truly appreciate your support.
Craig Baker
September 27, 2021
Results for 45 offset are a 16th short compared to doing the math on paper
1 person found this review helpful
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Qbiss
April 30, 2026
Thank you for your feedback! As noted in the app description, Quick Plumber rounds results to the nearest 1/8 of an inch. For most pipe fitting work, 1/8" accuracy keeps things fast and practical on the job site. We appreciate you using the app and welcome any other feedback!

What’s new

Enhanced user experience with smoother U.I. flow. Bug fixes