Comparison

PlumbPro vs Plumbing 3D IPC Code Learning

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

PlumbPro

Prepare for your Journeyman or Master Plumber exam with comprehensive practice questions, realistic simulations, and detailed code references. Track your progress, study offline, and utilize smart tools to master weak areas.

Highlights
  • 1,440+ practice questions
  • Realistic exam simulations
  • Complete IPC code reference
  • Smart study tools (Weak Area Practice, Spaced Repetition)
  • Progress tracking
  • Offline study mode
Features
Read full description

Pass your Journeyman or Master Plumber exam on the first try with PlumbPro — the most comprehensive IPC exam prep app available. ◆ 1,440+ PRACTICE QUESTIONS Study all 13 IPC exam topics with questions based on the International Plumbing Code. Every question includes detailed explanations and direct code references so you understand the "why" behind every answer. ◆ REALISTIC EXAM SIMULATIONS Take full-length Journeyman (100 questions, 4 hours) and Master (110 questions, 4 hours) practice exams weighted by topic — just like the real test. Get instant score reports with pass prediction and topic breakdown. ◆ COMPLETE IPC CODE REFERENCE Browse 293 searchable code sections from the IPC, IFGC, and NFPA 99 right in the app. Tap any code reference in a question to jump directly to the relevant section. ◆ SMART STUDY TOOLS - Weak Area Practice — auto-generated quizzes from your lowest-scoring topics - Spaced Repetition — resurfaces questions you struggle with - Question Search — find any question by keyword or code section - Flashcards — quick review on the go - Bookmarks — save important questions for later ◆ TRACK YOUR PROGRESS Monitor your exam readiness score, topic mastery, daily study streak, and estimated pass probability. Earn achievement badges as you progress. ◆ STUDY OFFLINE All questions stored locally. Study on the job site, on break, or anywhere without internet. EXAM COVERAGE: Drainage Systems • Venting • Water Supply • Fixtures & Faucets • Backflow Prevention • Water Heaters • Piping Materials • Code Administration • Gas Piping • Indirect Waste • Medical Gas • Traps & Interceptors • Storm Drainage AVAILABLE IN 35+ IPC STATES: Ohio, Texas, Florida, New York, Pennsylvania, Georgia, North Carolina, Virginia, and more. FREE TO START: - All 13 topics with 10 questions each - Quick Quiz mock exam - Full Code Reference & Study Guides - Progress tracking UPGRADE TO PRO: - All 1,440+ questions - Realistic weighted exams - Detailed explanations - Weak area practice & search - $19.99/month or $124.99/year Whether you're an apprentice preparing for your Journeyman exam or a Journeyman going for your Master license, PlumbPro has the tools to get you there. Terms of Use: https://plumbproprep.com/terms.html Questions or feedback? Email us at support@plumbproprep.com

About

Plumbing 3D IPC Code Learning

Features
Currently charting
Read full description

Plumbing3D is a complete plumbing education app for students, apprentices, journeymen, inspectors, and engineers. Explore fully detailed 3D building models, tap any component for instant code-referenced information, and sharpen your skills through nine interactive learning modules. TWO 3D BUILDING MODELS Navigate a residential house or a 2-story commercial building in full 3D — switch anytime. Tap any pipe, valve, fixture, or component for its name, function, material spec, and IPC/UPC code section, from the water meter through supply risers, DWV stack, storm drainage, fire suppression, and water treatment. Toggle wall transparency, hide the roof, animate flow, explode the view by system, or overlay pipe-size labels. SEARCH ANYTHING Instantly search every component, glossary term, and quiz question from one place. LEARNING HUB — 9 MODULES Plumbing Quiz: Test your knowledge of code requirements, pipe sizing, and fixture unit calculations. Best score tracked. Certification Exam Mode: Timed 40-question mock exam, 70% pass threshold, countdown clock, and a missed-questions breakdown by system. Glossary: 60+ searchable terms (DWV, PRV, AAV, WSFU, DFU, backflow) with plain-English definitions and citations. Code Reference: An offline, searchable companion organizing every component's code citation and function by system. Guided Tour: A narrated walkthrough of water flow from city main to building sewer, with code references at every stage. Fault Simulator: Activate 10 real-world failures — water hammer, siphoned trap, cross-connection, sewage backup, and more — with live status gauges and an interactive response checklist. Hydraulic Calculator: Seven calculators for water demand, WSFU/DFU sizing, pipe sizing, pressure loss, recirculation, drainage load, and pump sizing — plus a project mode that saves named calculations and exports a PDF. Code Violations: 9 documented inspector findings with severity, code section, and remediation — key prep for inspections and licensing. Diagram Gallery: 45+ technical diagrams — P-trap assembly, DWV and riser diagrams, chiller schematics, mechanical closet cutaways, MEP sections, inspection checklists, and more. Pinch to zoom or view full screen. YOUR OWN NOTES Attach notes to any component — a personal study log or jobsite reference, saved automatically. BUILT FOR IPAD AND MAC Full Split View and Slide Over support on iPad, and Mac Catalyst support on Mac. WHO THIS APP IS FOR Plumbing apprentices preparing for journeyman exams Journeymen and master plumbers refreshing code knowledge Building inspectors reviewing IPC and UPC requirements Mechanical and plumbing engineers Architecture and construction management students Contractors preparing for permit submissions Standards and organizations referenced — including IPC, UPC, ASHRAE, ASME, NFPA, ASSE, ASTM, AMCA, and ASCE — are the property of their respective organizations and used solely for educational purposes. This app is not affiliated with, endorsed by, or sponsored by any of them. Code references and values are for general education only and may not reflect the current adopted edition in your jurisdiction. Always consult the applicable adopted code, a licensed engineer, and your local AHJ before making design, installation, or compliance decisions.

Screenshots

PlumbPro4 screens
Plumbing 3D IPC Code Learning4 screens

Verdict

The call

The clearest difference is price: PlumbPro at Free against Plumbing 3D IPC Code Learning's $4.99. PlumbPro also leads on update cadence (weekly vs every 4 months) and iOS requirement (15.1 vs 17.0). Plumbing 3D IPC Code Learning's advantage is in-app purchases (none vs 2) and chart position (#198 vs unranked). On ads and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

PlumbPro is free to download; Plumbing 3D IPC Code Learning costs $4.99 up front. PlumbPro sells 2 in-app purchases, starting at $19.99 per month. Plumbing 3D IPC Code Learning asks for nothing beyond the download.

UpkeepUpdate frequency

PlumbPro ships an update weekly, Plumbing 3D IPC Code Learning every 4 months. The most recent releases landed on October 9, 2026 and October 12, 2026 respectively.

Scorecard5 real differences · 6 level
PlumbPro versus Plumbing 3D IPC Code Learning: the parameters behind the verdict, then further details
ParameterPlumbProPlumbing 3D IPC Code Learning
PriceFree — better$4.99
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyWeekly — betterEvery 4 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
Best chart rank—#198 — better
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.1 — better17.0
Further details — not scored
Size44 MB23 MB
Age rating4+4+
DeveloperRyan KeanYuhsiu Lai

In-app purchases

2 purchases

PlumbPro

Subscriptions2
  • Pro Monthly7 Days trial$19.991 Month
  • Pro Annual$124.991 Year
None

Plumbing 3D IPC Code Learning

No in-app purchases

Questions

Is PlumbPro free?
PlumbPro is free to download, with in-app purchases available.
Is Plumbing 3D IPC Code Learning free?
Plumbing 3D IPC Code Learning costs $4.99, with no in-app purchases.
Do PlumbPro or Plumbing 3D IPC Code Learning have ads?
Neither PlumbPro nor Plumbing 3D IPC Code Learning shows ads.
Which is updated more often, PlumbPro or Plumbing 3D IPC Code Learning?
PlumbPro ships an update weekly, and Plumbing 3D IPC Code Learning every 4 months. Most recently, PlumbPro was updated on October 9, 2026 and Plumbing 3D IPC Code Learning on October 12, 2026.

Other comparisons