Plumber Prep: Pipe Size Calc
Pass IPC & UPC Exam 2026
Only for iPhone
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
iPhone
Prepare with plumbing practice questions, study tools, and progress tracking. Version 3.0 brings clearer plan selection and code-specific study sessions.
Prepare for your plumbing licensing exam with practice questions, explanations, calculation tools, and progress tracking.
PRACTICE AND STUDY
More than 300 IPC 2021 questions, plus supplementary UPC 2021, IPC 2024, gas piping, and general content. Coverage varies by code; IPC 2021 is the primary question bank. Topics include drainage, venting, water supply, backflow prevention, and fixture units.
PLUMBING TOOLS
Use pipe slope, sizing, and offset calculators alongside reference material. These are study aids; verify the applicable code and local requirements before using results for an installation.
OFFLINE STUDY
Study the bundled content without internet and track progress by category. Purchasing and restoring access require a connection.
PRO ACCESS
See available plans and current prices in the app. Monthly access includes a 3-day free trial for eligible subscribers and renews automatically. Lifetime access is a one-time purchase with no free trial. Annual access is billed once per year with no free trial.
Payment is charged to your Apple account. Subscriptions renew automatically unless canceled at least 24 hours before the current period ends. Manage or cancel subscriptions in your App Store account settings.
Privacy Policy: https://www.voltexam.com/privacy
Terms: https://www.voltexam.com/terms
Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
Version 3.0
• Study practice and mock exams now follow your selected plumbing code.
• Choose your Pro plan from Settings before starting a purchase.
• Improved trial eligibility messaging and clearer pricing.
• Refined Pro tool labels and upgrade navigation.
The developer, Deeun Inc., 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
- Deeun Inc.
- Size
- 9.1 MB
- Category
- Education
- Compatibility
Requires iOS 17.0 or later.
- iPhone
Requires iOS 17.0 or later. - Mac
Requires macOS 14.0 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
- Pro — Lifetime Access $17.99
- Plumber Prep Pro Monthly $6.99
- Plumber Prep Pro Annual $24.99
- Copyright
- © VoltExam