Comparison

Flow Rate Help vs VCF Pro

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

Head to head
About

Flow Rate Help

Calculate liquid flow rate, pipe diameter, or velocity with ease. Customize units for diameter, velocity, and flow rate, and set your preferred decimal places for precise results.

Highlights
  • Solve flow rate equations
  • Customizable diameter units
  • Customizable velocity units
  • Customizable flow rate units
  • Set decimal places
Features
Read full description

Quickly find flow rate, required pipe diameter or velocity of a liquid! Features Include: - Accurately solve flow rate equations - Set preferred diameter unit from: mm, cm, m, km, inches, feet, yards and miles - Set preferred velocity unit from: m/s, m/min, km/min, km/h, ft/s, ft/min, mi/min and mph - Set preferred flow rate unit from: m³/s, m³/min, m³/h, l/s, l/min, l/h, gps. gpm and gph - Select your preferred number of decimal places

About

VCF Pro

Read full description

VCFPro is a petroleum cargo calculator for tanker crews, cargo surveyors, and shipper representatives — at sea or on shore. It replaces paper correction tables with instant, precise calculations, in an interface modeled on the handheld calculators the industry already knows. Enter a reading by °API gravity, relative density, or density, and instantly get: • VCF (volume correction factor) • Full volume-weight results — barrels, cubic meters, metric tons and long tons, in air and in vacuum • Crude, Product, and Lube table families • °F / °C switching for any region • Results matched to industry-standard petroleum measurement tables, to the decimal No more flipping through table books. Enter your reading, get your numbers — fast, precise, and ready wherever the job takes you.

Screenshots

Flow Rate Help3 screens
VCF Pro3 screens

Verdict

The call

The clearest difference is price: Flow Rate Help at $0.99 against VCF Pro's $3.99. Flow Rate Help also leads on device support (4 vs 1) and iOS requirement (11.0 vs 18.6). On ads and in-app purchases 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

Flow Rate Help costs $0.99 and VCF Pro $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences · 7 level
Flow Rate Help versus VCF Pro: the parameters behind the verdict, then further details
ParameterFlow Rate HelpVCF Pro
Price$0.99 — better$3.99
Rating4.3 (44 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings44 — better—
Update frequencyEvery 15 months—
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPad, iPod, Mac — betteriPhone
Requires iOS11.0 — better18.6
Further details — not scored
Size3 MB10 MB
Age rating4+4+
DeveloperArmchair EngineeringEnder ISIKLI

In-app purchases

None

Flow Rate Help

No in-app purchases

None

VCF Pro

No in-app purchases

Questions

Is Flow Rate Help free?
Flow Rate Help costs $0.99, with no in-app purchases.
Is VCF Pro free?
VCF Pro costs $3.99, with no in-app purchases.
Do Flow Rate Help or VCF Pro have ads?
Neither Flow Rate Help nor VCF Pro shows ads.

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