Comparison

HydroCalc Basic vs HydroCalc

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

Head to head
About

HydroCalc Basic

Features
Read full description

Pipe Headloss Calculator provides engineers, designers, and students with powerful tools for pipeline hydraulic analysis — without the hassle of complex manual computations. Whether you’re sizing new pipelines or analyzing existing systems, the app delivers rapid, accurate results. Key Features Automatic Unit Conversion – Seamlessly switch between US Customary and SI units for length, flow, and diameter. Pipeline-Specific Inputs – Enter pipeline length, flow rate, internal diameter, and pipe material. Powerful Inverse Calculator – 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 — from the classroom to the field.

About

HydroCalc

This tool calculates open channel and pipe flow using the Manning equation. It's designed for engineers, designers, and students to quickly evaluate hydraulic conditions without manual calculations or spreadsheets. The app works offline and supports various input options for flexible use.

Highlights
  • Calculate flow, velocity, depth, slope, and hydraulic radius
  • Supports open channel and circular pipe conditions
  • Flexible input options
  • Intuitive interface
  • Offline functionality
Features
Read full description

HydroCalc: Manning Flow is a fast, reliable tool for calculating open channel and pipe flow using the Manning equation. Designed for engineers, designers, and students, HydroCalc makes it easy to evaluate hydraulic conditions in the field or at your desk—without spreadsheets or manual calculations. Key Features • Compute flow, velocity, depth, slope, and hydraulic radius • Supports both open channel and circular pipe conditions • Flexible input options—enter known values and calculate the rest • Clean, intuitive interface for quick results • Works entirely offline—no internet connection required Built for Practical Use HydroCalc is designed with real-world applications in mind, including: • Stormwater design • Drainage analysis • Pipe flow evaluation • Open channel hydraulics Whether you’re checking a quick calculation in the field or verifying results during design, HydroCalc provides a dependable solution in seconds.

Screenshots

HydroCalc Basic4 screens
HydroCalc4 screens

Verdict

The call

The clearest difference is price: HydroCalc Basic at Free against HydroCalc's $2.99. HydroCalc's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement 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

HydroCalc Basic is free to download; HydroCalc costs $2.99 up front. HydroCalc Basic sells 1 one-off in-app purchase. HydroCalc asks for nothing beyond the download.

Scorecard2 real differences · 8 level
HydroCalc Basic versus HydroCalc: the parameters behind the verdict, then further details
ParameterHydroCalc BasicHydroCalc
PriceFree — better$2.99
Rating—5.0 (3 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—3 — better
Update frequencyEvery 11 days—
AdsNoNo
In-app purchasesYesNo — better
Monetization—Paid
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.115.1
Further details — not scored
Size35 MB59 MB
Age rating4+4+
DeveloperTransparent Blue Water LLCPATRICK D MC CLELLAN

In-app purchases

1 purchases

HydroCalc Basic

One-time1
  • Premium - Flow Units & Ad-Free$1.99
None

HydroCalc

No in-app purchases

Questions

Is HydroCalc Basic free?
HydroCalc Basic is free to download, with in-app purchases available.
Is HydroCalc free?
HydroCalc costs $2.99, with no in-app purchases.
Do HydroCalc Basic or HydroCalc have ads?
Neither HydroCalc Basic nor HydroCalc shows ads.

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