Orifice Flow Rate Calculator vs Easy Units
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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
Easy Units
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EasyUnit makes everyday conversions quick, clear, and stress-free. Whether you need a single conversion or a full set of related results, EasyUnit keeps it simple on iPhone and iPad. Use the main converter for fast one-to-one conversions, or use Multi-Tool to enter one value and instantly see multiple unit outputs in the same category. No clutter. No accounts. No extra steps. Just open the app, enter a value, and get answers. Why you’ll like EasyUnit - Fast inline conversions as you type - Multi-Tool for one-input, many-output conversion - Clean, easy-to-read interface - One-tap swap between units - Favorites for the conversions you use most - Searchable units list with categories - Remembers your last-used converter and session state - Built for iPhone and iPad - Local-only experience with no sign-in required Included conversion categories - Length - Weight / Mass - Temperature - Volume - Cooking Volume - Speed - Pressure - Area - Angle - Power - Time - Data - Fuel Economy - Energy - Torque Supported conversion examples - Centimeters ↔ Inches - Kilograms ↔ Pounds - Celsius ↔ Fahrenheit - Millimeters ↔ Inches - Meters ↔ Feet - Kilometers ↔ Miles - Liters ↔ Gallons - Cups ↔ Tablespoons - Kilometers per hour ↔ Miles per hour - PSI ↔ Bar - Acres ↔ Square feet - Radians ↔ Degrees - Horsepower ↔ Kilowatts - Minutes ↔ Hours - Megabytes ↔ Gigabytes - MPG ↔ L/100km - Joules ↔ Calories - Newton meters ↔ Pound-feet EasyUnit is designed for people who want accurate daily conversions without digging through menus or using a bloated calculator.
Screenshots
Verdict
The clearest difference is update cadence: Easy Units at monthly against Orifice Flow Rate Calculator's every 6 months. Orifice Flow Rate Calculator's advantage is iOS requirement (15.6 vs 26.0). On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Orifice Flow Rate Calculator ships an update every 6 months, Easy Units monthly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.
| Parameter | Orifice Flow Rate Calculator | Easy Units |
|---|---|---|
| Price | Free | Free |
| Rating | 4.9 (114 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 114 — better | — |
| Update frequency | Every 6 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 26.0 |
| Further details — not scored | ||
| Size | 2 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | R.L. Laughlin & Company, Inc. | Don Noel |
In-app purchases
Orifice Flow Rate Calculator
No in-app purchases
Easy Units
No in-app purchases
Questions
Is Orifice Flow Rate Calculator free?
Is Easy Units free?
Do Orifice Flow Rate Calculator or Easy Units have ads?
Which is updated more often, Orifice Flow Rate Calculator or Easy Units?
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