Viscosity Conversion vs Orifice Flow Rate Calculator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Viscosity Conversion
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Viscosity Conversion - Easily convert between various types of units for Dynamic Viscosity, Kinematic Viscosity, and Dynamic Viscosity for Oil and Water. Viscosity is the state of being thick, sticky, and semi-fluid in consistency, primarily due to internal friction. It is quantified by a measure of the magnitude of internal friction, typically represented as the force per unit area resisting flow between parallel layers at a unit distance apart moving at unit speed relative to each other. Viscosity of a fluid indicates its resistance to gradual deformation under shear stress or tensile stress. In everyday terms, it's akin to the concept of "thickness." For instance, honey exhibits significantly higher viscosity compared to water. Fluid viscosity reflects its resistance to shear or flow and serves as an indicator of its adhesive, cohesive, or frictional properties. This resistance arises due to internal molecular friction within the fluid, resulting in a frictional drag effect. There are two key measures of fluid viscosity: dynamic and kinematic viscosity. Viscosity Types: 1. Dynamic Viscosity - Characteristic of fluids and plastic solids, dynamic viscosity quantifies a substance's resistance to deformation and is informally known as "thickness." 2. Dynamic Viscosity for Oil and Water - Conversion factors for viscosity, encompassing various oils, water, glycerin, and different temperatures. 3. Kinematic Viscosity - Includes units such as Stokes, centistokes, lentor, square meter/second, square foot/second, poise cubic centimeter/gram, and more. Thanks for your support and do visit nitrio.com for more apps for your iOS devices.
Orifice Flow Rate Calculator
Easily calculate natural gas orifice flow rates using the AGA 3 standard. This utility app allows users to determine MCF production for a given duration, save calculations, and export data to CSV. It functions offline, requiring no cell service.
- Orifice MCF Calculator
- Rotary (Direct) MCF Calculator
- Save all calculations
- View saved inputs and calculations
- Export calculations to CSV
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Looking to calculate orifice flow rates quickly and easily? R. L. Laughlin has a solution for you! With our Orifice Flow Rate Calculator, users are given the ability to determine orifice flow rates easily and quickly that does not require cell service to utilize the app. Orifice Flow Rate Calculator utilizes AGA 3 standard to calculate the MCF a single well is producing per day and for a given duration that you choose. Features: -Orifice MCF Calculator -Rotary (Direct) MCF Calculator -Ability to save all calculations -View all inputs and calculations saved for a given meter -Export all or individual saved calculations to a CSV file
Screenshots
Verdict
The clearest difference is price: Orifice Flow Rate Calculator at Free against Viscosity Conversion's $2.99. Orifice Flow Rate Calculator also leads on update cadence (every 6 months vs every 30 months). Viscosity Conversion's advantage is iOS requirement (13 vs 15.6). On ads, in-app purchases 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
Orifice Flow Rate Calculator is free to download; Viscosity Conversion costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Viscosity Conversion ships an update every 30 months, Orifice Flow Rate Calculator every 6 months. Both last shipped on October 9, 2026.
| Parameter | Viscosity Conversion | Orifice Flow Rate Calculator |
|---|---|---|
| Price | $2.99 | Free — better |
| Rating | — | 4.9 (98 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | — | 98 — better |
| Update frequency | Every 30 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13 — better | 15.6 |
| Further details — not scored | ||
| Size | 1 MB | 2 MB |
| Age rating | 4+ | 4+ |
| Developer | Nitrio | R.L. Laughlin & Company, Inc. |
In-app purchases
Viscosity Conversion
No in-app purchases
Orifice Flow Rate Calculator
No in-app purchases
Questions
Is Viscosity Conversion free?
Is Orifice Flow Rate Calculator free?
Do Viscosity Conversion or Orifice Flow Rate Calculator have ads?
Which is updated more often, Viscosity Conversion or Orifice Flow Rate Calculator?
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