Comparison

Flow Rate Conversion vs Steam Tables 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 Conversion

Easily convert between various units of flow rate, including volume-based, mass-based, and mole-based measurements. Essential for physics and engineering applications involving fluid dynamics and hydrometry.

Highlights
  • Volume flow rate conversion
  • Mass flow rate conversion
  • Mole-based flow rate conversion
  • Physics and engineering utility
  • Fluid dynamics calculations
Features
Read full description

Flow Rate Conversion - Easily convert between various units of flow rate, whether it's volume-based, mass-based, or mole-based. In the realms of physics and engineering, especially in the domains of fluid dynamics and hydrometry, volumetric flow rate (also referred to as volume flow rate, fluid flow rate, or volume velocity) signifies the volume of fluid that traverses a given point per unit of time. It's typically denoted by the symbol Q, with the SI unit being m³/s (cubic meters per second). Another unit occasionally used is sccm (standard cubic centimeters per minute). In physics and engineering, mass flow rate represents the mass of a substance passing through a point per unit of time. It's measured in kilograms per second in SI units and in slug per second or pound per second in US customary units. The common symbol is ṁ (pronounced "m-dot"), although sometimes μ (Greek lowercase mu) is employed. Occasionally, mass flow rate is referred to as mass flux or mass current, as seen, for instance, in Fluid Mechanics, Schaum's, and other references. In this article, we adopt the more intuitive definition. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.

About

Steam Tables Pro

This app calculates a comprehensive range of thermodynamic properties for steam using the IAPWS-97 equations. It allows calculations based on various input parameters like pressure, temperature, enthalpy, entropy, and quality, and displays results in charts.

Highlights
  • Calculates properties from pressure and temperature
  • Calculates properties from pressure and enthalpy
  • Calculates properties from pressure and entropy
  • Calculates properties from pressure and quality
  • Calculates properties from saturated temperature and quality
  • Calculates properties from enthalpy and entropy
  • Displays results in T-s, P-h, and H-s charts
  • Supports multiple units
Features
Read full description

Steam Tables calculates the functions below, using the IAPWS-97 equations: •Function(p,t) – to calculate properties from pressure and temperature; •Function(p,h) – to calculate properties from pressure and enthalpy; •Function(p,s) – to calculate properties from pressure and entropy; •Function(Psat,x) – to calculate properties from pressure and quality, for saturated steam and liquid and two fases; •Function(Tsat,x) – to calculate properties from saturated temperature and quality, for saturated steam and liquid and two fases; •Function(h,s) – to calculate properties from entalpy and entropy. From the functions above, you can calculate quickly the properties below: MAIN THERMODYNAMIC PROPERTIES: •Pressure; •Temperature; •Enthalpy; •Entropy; •Vapor Fraction; •Specific Volume; •Internal Energy; •Density; •Region; OTHER THERMODYNAMICA PROPERTIES: •Specific Isobaric Heat Capacity (Cp); •Specific Isochoric Heat Capacity (Cv); •Speed of Sound; •Kappa; •Vapor Volume Fraction. TRANSPORT PROPERTIES: •Dynamic Viscosity; •Kinematic Viscosity; •Prandtl; •Surface Tension; •Thermal Conductivity. MORE •Record the results •See the Records in the Chart T-s, P-h and H-s. •Multiple units. The best thermodynamic properties calculator on the App Store!!!!!

Screenshots

Flow Rate Conversion4 screens
Steam Tables Pro4 screens

Verdict

The call

The clearest difference is update cadence: Steam Tables Pro at every 2 months against Flow Rate Conversion's every 29 months. Steam Tables Pro also leads on review sentiment (26% vs 0%). Flow Rate Conversion's advantage is price ($2.99 vs $4.99) and iOS requirement (13 vs 15.1). On ads, in-app purchases, monetization model 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

Flow Rate Conversion costs $2.99 and Steam Tables Pro $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Flow Rate Conversion ships an update every 29 months, Steam Tables Pro every 2 months. The most recent releases landed on September 13, 2026 and September 16, 2026 respectively.

Scorecard4 real differences · 6 level
Flow Rate Conversion versus Steam Tables Pro: the parameters behind the verdict, then further details
ParameterFlow Rate ConversionSteam Tables Pro
Price$2.99 — better$4.99
Rating3.0 (1 ratings) — better—
Positive reviews0.0% of reviews26.1% of reviews — better
Number of ratings1 — better—
Update frequencyEvery 29 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaidPaid
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13 — better15.1
Further details — not scored
Size1 MB30 MB
Age rating4+4+
DeveloperNitrioEduardo Almeida

Customer experience

Flow Rate Conversion

All ratings1 ratings
Positive0.0%
Neutral100.0%
Negative0.0%
Written reviews2 reviews
Positive0.0%
Neutral50.0%
Negative50.0%

Steam Tables Pro

Written reviews23 reviews
Positive26.1%
Neutral4.3%
Negative69.6%

In-app purchases

None

Flow Rate Conversion

No in-app purchases

None

Steam Tables Pro

No in-app purchases

Questions

Is Flow Rate Conversion free?
Flow Rate Conversion costs $2.99, with no in-app purchases.
Is Steam Tables Pro free?
Steam Tables Pro costs $4.99, with no in-app purchases.
Do Flow Rate Conversion or Steam Tables Pro have ads?
Neither Flow Rate Conversion nor Steam Tables Pro shows ads.
Which is updated more often, Flow Rate Conversion or Steam Tables Pro?
Flow Rate Conversion ships an update every 29 months, and Steam Tables Pro every 2 months. Most recently, Flow Rate Conversion was updated on September 13, 2026 and Steam Tables Pro on September 16, 2026.

Other comparisons