Flow Rate Help vs VCF Pro
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Solve flow rate equations
- Customizable diameter units
- Customizable velocity units
- Customizable flow rate units
- Set decimal places
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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
VCF Pro
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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
Verdict
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
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.
| Parameter | Flow Rate Help | VCF Pro |
|---|---|---|
| Price | $0.99 — better | $3.99 |
| Rating | 4.3 (44 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 44 — better | — |
| Update frequency | Every 15 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone |
| Requires iOS | 11.0 — better | 18.6 |
| Further details — not scored | ||
| Size | 3 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Armchair Engineering | Ender ISIKLI |
In-app purchases
Flow Rate Help
No in-app purchases
VCF Pro
No in-app purchases
Questions
Is Flow Rate Help free?
Is VCF Pro free?
Do Flow Rate Help or VCF Pro have ads?
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