PipeFall: Pipe & Drain Sizing
PipeFall: Pipe & Drain Sizing is made and published by ZHENGQIAO JIANG. AppBrain is an independent app data site and isn't affiliated with ZHENGQIAO JIANG. The app name, icon, screenshots and description belong to ZHENGQIAO JIANG and are shown as published on the App Store.
AppBrain's verdict
- Last updated
- July 22, 2026
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Releases
Updates seen on the App Store- Version
- 1.1.0
- Launched
- May 2026
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 2.48 MB
- Content rating
- Everyone
Technologies used by PipeFall: Pipe & Drain Sizing
About the app and developer
About PipeFall: Pipe & Drain Sizing
PipeFall: Pipe & Drain Sizing is an utilities app developed by ZHENGQIAO JIANG.
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App Information
PipeFall: Pipe & Drain Sizing is freely available from the App Store. The app size is 2.48 MB. The latest version available is 1.1.0. The last update was on July 22, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since May 2026.
Developer information for ZHENGQIAO JIANG
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Store listing
By ZHENGQIAO JIANG, from the App StoreDescription by ZHENGQIAO JIANG Written by the developer, not by AppBrain. Click to read.
PipeFall turns fixture counts and pipe runs into code-referenced sizes
in seconds.
Here's how it works: pick your code, add your fixtures or enter your run,
and PipeFall returns the minimum pipe size, the required slope, and a
pass-or-fail check against the exact table it used. Done. No accounts.
No uploads. No tracking. Everything happens on your iPhone.
Whether you're roughing in a bathroom, sizing a building drain, or checking
a trap arm before the inspector arrives, PipeFall is built to be the fastest
way to get the number right the first time.
It covers drainage fixture unit sizing, water supply sizing with Hunter's
curve, drainage slope and fall in every common format, vent and trap arm
checks, pipe offsets and rolling offsets, pipe volume and weight, and thermal
expansion. Every table is based on the 2021 International Plumbing Code, so
the sizes match what the inspector checks against. You can even set your
iPhone on the pipe and use it as a slope level, then send the reading
straight into the calculator.
Every result is referenced to the code table behind it, so you can always
show your work. Save jobs, group your calculations, and export a clean PDF
for the file or the client. PipeFall runs 100% offline — no data collection,
no ads, no sign-in.
3-day free trial, then $1.99/week. Cancel anytime.
Terms of Use: https://taxlite.net/pipe_fall/terms.html
Privacy Policy: https://taxlite.net/pipe_fall/privacy.html