Journeyman Field Pro Plumbing
Pipe, gas & hydronic calcs
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Free to download. 18 plumbing & gas calculators plus Ask the Code AI (IPC/UPC/IFGC). Try Journeyman Pro free for 7 days.
Journeyman Field Pro Plumbing puts a full box of plumbing, gas, and hydronic calculators in your pocket — plus an AI that answers IPC, UPC, and gas-code questions and does the math for you.
FREE calculators (no account, works offline):
• Pipe Volume, Drain Slope, Pipe Offset, Fixture Units
• Flow & Velocity, Pressure to Head, Gas Unit Conversions, Friction Loss
JOURNEYMAN PRO — start a 7-day free trial, then $4.99/month — unlocks:
• Ask the Code — AI answers for IPC / UPC / IFGC that work the math, not just quote the rule
• Water Supply Sizing, DWV Drain Sizing, Vent Sizing, Storm / Roof Drain
• Gas Pipe Sizing, Water Heater Sizing, Expansion Tank, Pump / TDH, Hydronic Sizing
• Plumbing Quick Reference — offline
Built for the field. Every everyday calculator stays free.
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Privacy Policy: https://journeyman.ragingrhinogroup.com/privacy
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
New app icon — the Journeyman Field Pro plumbing badge.
Everything else is unchanged: 18 plumbing, gas and hydronic calculators, 8 original field guides, and Ask the Code for IPC, UPC, IFGC and NFPA 54 questions.
The developer, Billy Jackson, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Collected
The developer does not collect any data from this app.
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- Billy Jackson
- Size
- 38.6 MB
- Category
- Utilities
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPad
Requires iPadOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later.
- iPhone
- Languages
- English
- Age Rating
4+
- 4+
- In-App Purchases
Yes
- Journeyman Pro $4.99
- Copyright
- © 2026 Billy Jackson