Comparison

Pipe Flow Liquid Pipe Diameter vs Tank Volume Calculator

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

Head to head
About

Pipe Flow Liquid Pipe Diameter

This app calculates the minimum internal pipe diameter required for a specific flow rate and maximum pressure loss. It offers comprehensive results, customizable databases for materials and fluids, and generates professional reports.

Highlights
  • Pipe diameter calculation
  • Friction loss calculation
  • Customizable material and fluid databases
  • Imperial and Metric unit support
  • Professional Excel and PDF reports
  • Results verification against published data
Features
Read full description

Pipe Flow Liquid Pipe Diameter is a pipe sizing calculator app from Pipe Flow Software that calculates the minimum internal pipe diameter needed for a given flow rate at a specified maximum pressure loss. Pipe Flow Software applications are used by engineers in over 100 countries worldwide. The Pipe Diameter App has an intuitive user interface that allows for easy entry of the input data, including changes in elevation, and selection of valves & fittings. Comprehensive results include Reynolds number, friction factor, friction losses, fitting losses, fluid velocities and more. Each result is clearly displayed using expandable sections that reveal further information as needed. Users can select pipe materials, pipe diameters, pipe fittings (k factors) and liquids from the integrated databases, and these can also be extended with user specific data for custom pipe materials, diameters, fittings, and liquids. The App can operate in Imperial or Metric units and each individual field can be further customised to use a specific unit. Results values can be displayed to a specified number of decimal places. Pipe Flow Liquid Pipe Diameter calculation results have been verified against multiple cases of published data from well known sources. The results of these calculations are included in the Results Verification PDF document which can be accessed from within the App. Engineers can easily perform their pipe sizing calculations in the office or on site. Professional Excel and PDF reports can easily be shared with others. Results can also be saved to the library within the App. The Pipe Flow Liquid Pipe Diameter software has unrivalled functions and features: - Liquid properties database for water, oils, acids, and other fluids. - Pipe material database for various Steel, Aluminium, Copper, HDPE, and other pipes. - Fitting database for standard valves and bends, with associated K factor values. - User definable custom materials, fluids and fittings. - Professional Excel and PDF reports showing calculation results. - Results verification against published data to provide confidence in the calculation results. - Configurable post decimal places for display on screen and in reports. - Automatic conversion between a wide range of units. - Compatibility with Pipe Flow Wizard files for iOS, macOS and Windows. - Calculation results based on the same reliable calculation engine that is used by Pipe Flow Software's premier Pipe Flow Expert software, which is trusted by users in over 100 countries worldwide. - High quality, reliable software, and unrivalled customer support. Pipe Flow Liquid Pipe Diameter is offered as a free trial download and can be purchased for a one-time fee within the App. Terms of Use: https://www.pipeflow.com/pipe-flow-mobile-software/pipe-flow-mobile-software-license-terms

About

Tank Volume Calculator

Easily calculate the volume and liquid levels for a wide variety of tank shapes. Supports multiple units and offers offline functionality for convenient use in industries or for personal projects.

Highlights
  • Calculate volume for vertical, horizontal, conical, elliptical, rectangular, and aquarium tanks
  • Supports metric and imperial units (mm, cm, inches, feet, liters, gallons)
  • Built-in volume converter
  • Save and track calculations
  • Offline functionality
Features
Read full description

Tank Volume Calculator, Your go-to app for anyone needing quick and accurate volume calculations! Whether you're managing industrial tanks, measuring liquid volumes, or calculating the size of your home aquarium, this app makes it easy. From agriculture to transportation, and from water management to aquarium enthusiasts, this app supports a wide range of tank types, including vertical, horizontal, rectangular, conical, elliptical, and aquarium tanks. Key Features: • Calculate the volume of various tank types: vertical, horizontal, conical, elliptical, rectangular, and aquarium tanks. • Supports all units: mm, cm, inches, feet, liters, gallons (US & UK). • Built-in volume converter for metric and imperial (mm, cm, inches, feet, liters, gallons, etc.) • Track and save your calculations for future use. • No internet connection needed - use it anytime, anywhere. Ideal for professionals in industries such as agriculture, oil & gas, water management, transportation, and aquarium enthusiasts. Get started today - whether you're managing fuel tanks, oil storage, or ensuring the right water level for your fish tank, Tank Volume Calculator makes the job simple and efficient.

Screenshots

Pipe Flow Liquid Pipe Diameter4 screens
Tank Volume Calculator4 screens

Verdict

The call

The clearest difference is rating: Pipe Flow Liquid Pipe Diameter at 4.6 against Tank Volume Calculator's 3.7. Pipe Flow Liquid Pipe Diameter also leads on update cadence (fortnightly vs every 10 months) and iOS requirement (11.0 vs 15.0). Tank Volume Calculator's advantage is in-app purchases (none vs 1). On price, ratings volume, 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

Both are free to download. Pipe Flow Liquid Pipe Diameter sells 1 one-off in-app purchase. Tank Volume Calculator asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Pipe Flow Liquid Pipe Diameter holds the better App Store score, 4.6 against 3.7. Both are backed by a comparable volume of ratings — 5 and 3 respectively.

UpkeepUpdate frequency

Pipe Flow Liquid Pipe Diameter ships an update fortnightly, Tank Volume Calculator every 10 months. Both last shipped on October 24, 2026.

Scorecard5 real differences · 5 level
Pipe Flow Liquid Pipe Diameter versus Tank Volume Calculator: the parameters behind the verdict, then further details
ParameterPipe Flow Liquid Pipe DiameterTank Volume Calculator
PriceFreeFree
Rating4.6 (5 ratings) — better3.7 (3 ratings)
Positive reviews—75.0% of reviews
Number of ratings5 — better3
Update frequencyFortnightly — betterEvery 10 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS11.0 — better15.0
Further details — not scored
Size67 MB25 MB
Age rating4+4+
DeveloperPipe Flow SoftwareBestami Oktay Akpinar

Customer experience

Pipe Flow Liquid Pipe Diameter

All ratings5 ratings
Positive80.0%
Neutral20.0%
Negative0.0%

Tank Volume Calculator

Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

1 purchases

Pipe Flow Liquid Pipe Diameter

One-time1
  • Pipe Flow Pipe Diameter$4.99
None

Tank Volume Calculator

No in-app purchases

Questions

Is Pipe Flow Liquid Pipe Diameter free?
Pipe Flow Liquid Pipe Diameter is free to download, with in-app purchases available.
Is Tank Volume Calculator free?
Tank Volume Calculator is free to download, with no in-app purchases.
Which has better reviews, Pipe Flow Liquid Pipe Diameter or Tank Volume Calculator?
Pipe Flow Liquid Pipe Diameter is rated higher. Pipe Flow Liquid Pipe Diameter averages 4.6 out of 5 from 5 ratings, while Tank Volume Calculator averages 3.7 from 3 ratings.
Do Pipe Flow Liquid Pipe Diameter or Tank Volume Calculator have ads?
Neither Pipe Flow Liquid Pipe Diameter nor Tank Volume Calculator shows ads.
Which is updated more often, Pipe Flow Liquid Pipe Diameter or Tank Volume Calculator?
Pipe Flow Liquid Pipe Diameter ships an update fortnightly, and Tank Volume Calculator every 10 months. Most recently, Pipe Flow Liquid Pipe Diameter was updated on October 24, 2026 and Tank Volume Calculator on October 24, 2026.

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