HydroCalc Basic vs PlumbCalc Pro
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
HydroCalc Basic
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Pipe Headloss Calculator provides engineers, designers, and students with powerful tools for pipeline hydraulic analysis β without the hassle of complex manual computations. Whether youβre sizing new pipelines or analyzing existing systems, the app delivers rapid, accurate results. Key Features Automatic Unit Conversion β Seamlessly switch between US Customary and SI units for length, flow, and diameter. Pipeline-Specific Inputs β Enter pipeline length, flow rate, internal diameter, and pipe material. Powerful Inverse Calculator β Set a target head loss and calculate the required diameter, flow, or length. Instantly view flow velocity, friction head loss, fitting losses, and full system curve data. With a clean interface and fast performance, this app is designed to save time and improve accuracy in hydraulic calculations β from the classroom to the field.
PlumbCalc Pro
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PlumbCalc Pro is the essential pipe sizing and plumbing calculation tool for plumbers, engineers, and contractors. Perform code-compliant calculations for water supply, drainage, gas pipe, and more β all from your iPhone. 12 PROFESSIONAL CALCULATORS β’ Water Supply Sizing β Size supply pipes using WSFU/Hunter's Curve per IPC Appendix E β’ Drainage Pipe Sizing β Calculate drain pipe sizes from DFU values per IPC Table 710.1 β’ Water Heater Sizing β Tank and tankless sizing with FHR method and BTU/kW calculations β’ Gas Pipe Sizing β Size gas piping from BTU loads per IFGC Table 402.4 β’ Friction Loss β Hazen-Williams pressure loss with velocity checks β’ Drainage Slope β Calculate fall and verify minimum slope compliance β’ Backflow Prevention β Size backflow assemblies per IPC 608 / UPC 603 β’ Grease Trap Sizing β PDI-G101 and UPC seat method calculations β’ Stormwater Drainage β Roof drain and leader sizing per IPC Chapter 11 β’ Cost Estimator β Material and fitting cost estimates with custom pricing β’ Code Comparison β Side-by-side IPC vs UPC results β’ Fixture Reference β Complete WSFU and DFU lookup tables KEY FEATURES β’ IPC and UPC code support β’ Imperial and metric unit systems β’ Voice input for fixture counting β’ Save calculations by job name and address β’ PDF report generation with code references β’ Calculation history with search β’ Home screen widget β’ Siri shortcuts β’ Offline β no internet required β’ Designed for wet/gloved hands with large touch targets 3 calculators are free. Unlock all 12 with a monthly or yearly subscription. SUBSCRIPTION INFORMATION β’ PlumbCalc Pro Monthly: $9.99/month β’ PlumbCalc Pro Yearly: $59.99/year β’ Payment will be charged to your Apple ID account at the confirmation of purchase β’ Subscription automatically renews unless it is canceled at least 24 hours before the end of the current period β’ Your account will be charged for renewal within 24 hours prior to the end of the current period β’ You can manage and cancel your subscriptions by going to your account settings on the App Store after purchase Privacy Policy: https://elly2504.github.io/plumbcalc-legal/privacy-policy.html Terms of Use: https://elly2504.github.io/plumbcalc-legal/terms-of-use.html EULA: https://elly2504.github.io/plumbcalc-legal/eula.html
Screenshots
Verdict
The clearest difference is device support: HydroCalc Basic at 3 against PlumbCalc Pro's β. HydroCalc Basic also leads on iOS requirement (15.1 vs 17.0). On price and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. HydroCalc Basic sells 1 one-off in-app purchase and PlumbCalc Pro sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
| Parameter | HydroCalc Basic | PlumbCalc Pro |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 days | β |
| Ads | No | β |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod β better | β |
| Requires iOS | 15.1 β better | 17.0 |
| Further details β not scored | ||
| Size | 35 MB | 3 MB |
| Age rating | 4+ | 4+ |
| Developer | Transparent Blue Water LLC | Yusuf Can Samiloglu |
In-app purchases
HydroCalc Basic
- Premium - Flow Units & Ad-Free$1.99
PlumbCalc Pro
- PlumbCalc Pro Monthly$9.991 Month
- PlumbCalc Pro Yearly$99.991 Year
Questions
Is HydroCalc Basic free?
Is PlumbCalc Pro free?
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