Comparison

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.

Head to head
About

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.

Highlights
  • Orifice MCF Calculator
  • Rotary (Direct) MCF Calculator
  • Save all calculations
  • View saved inputs and calculations
  • Export calculations to CSV
Features
Read full description

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

About

Easy Units

Features
Read full description

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

Orifice Flow Rate Calculator4 screens
Easy Units4 screens

Verdict

The call

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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

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.

Scorecard2 real differences · 8 level
Orifice Flow Rate Calculator versus Easy Units: the parameters behind the verdict, then further details
ParameterOrifice Flow Rate CalculatorEasy Units
PriceFreeFree
Rating4.9 (114 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings114 — better—
Update frequencyEvery 6 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better26.0
Further details — not scored
Size2 MB4 MB
Age rating4+4+
DeveloperR.L. Laughlin & Company, Inc.Don Noel

In-app purchases

None

Orifice Flow Rate Calculator

No in-app purchases

None

Easy Units

No in-app purchases

Questions

Is Orifice Flow Rate Calculator free?
Orifice Flow Rate Calculator is free to download, with no in-app purchases.
Is Easy Units free?
Easy Units is free to download, with no in-app purchases.
Do Orifice Flow Rate Calculator or Easy Units have ads?
Neither Orifice Flow Rate Calculator nor Easy Units shows ads.
Which is updated more often, Orifice Flow Rate Calculator or Easy Units?
Orifice Flow Rate Calculator ships an update every 6 months, and Easy Units monthly. Most recently, Orifice Flow Rate Calculator was updated on November 2, 2026 and Easy Units on October 31, 2026.

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