Comparison

Gammon API Gravity Calculator vs Oilfield

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Gammon API Gravity Calculator

Calculate corrected API gravity for jet, gasoline, and diesel fuels at 60°F. This digital tool also determines the total weight of the fuel, replicating the functionality of physical slide calculators.

Highlights
  • Corrected API gravity calculation
  • Fuel weight calculation
  • Supports jet, gasoline, and diesel fuels
  • Digital slide calculator replacement
  • Accurate at 60°F
Features
Currently charting
Read full description

The GTP API Gravity Calculator from Gammon Technical Products, Inc. provides users the ability to determine corrected API at 60 Deg F for jet, gasoline, and diesel fuels. The calculator is a digital version of our GTP-3012-1A and GTP-2727EF slide calculators and it also is capable of calculating the total weight of the fuel.

About

Oilfield

Features
Read full description

Simplify essential oilfield calculations with this all-in-one app! Designed for oil and gas professionals, this app combines tools for API gravity, volume correction, and flow rate calculations in a user-friendly interface. Key Features: • API Gravity Calculation: Instantly calculate API gravity and standard density using ASTM D1298 standards. • Volume Correction Factor (VCF): Adjust liquid volumes to standard conditions (15°C or 60°F). • Flow Rate Calculator: Calculate pipeline flow rates with options for pipe diameter, velocity, and unit flexibility. • Unit Flexibility: Switch between mm/inch, m/s/ft/s, bbl/hr, and L/min. • Intuitive Design: Simple toggles and input fields for quick, accurate results. Whether in the field or at the office, Oilfield: Gravity & Flow Calc is your go-to solution for reliable, efficient calculations. Download now to optimize your workflow!

Screenshots

Gammon API Gravity Calculator3 screens
Oilfield4 screens

Verdict

The call

The clearest difference is price: Oilfield at $1.99 against Gammon API Gravity Calculator's $9.99. Gammon API Gravity Calculator's advantage is chart position (#46 vs unranked) and iOS requirement (8.0 vs 16.2). 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

CostPrice · In-app purchases · Ads · Monetization

Gammon API Gravity Calculator costs $9.99 and Oilfield $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Scorecard3 real differences · 7 level
Gammon API Gravity Calculator versus Oilfield: the parameters behind the verdict, then further details
ParameterGammon API Gravity CalculatorOilfield
Price$9.99$1.99 — better
Rating3.6 (10 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings10 — better—
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
Best chart rank#46 — better—
DevicesiPhone, iPod — betteriPhone
Requires iOS8.0 — better16.2
Further details — not scored
Size10 MB1 MB
Age rating4+4+
DeveloperGammon Technical Productszhandos uakanov

In-app purchases

None

Gammon API Gravity Calculator

No in-app purchases

None

Oilfield

No in-app purchases

Questions

Is Gammon API Gravity Calculator free?
Gammon API Gravity Calculator costs $9.99, with no in-app purchases.
Is Oilfield free?
Oilfield costs $1.99, with no in-app purchases.
Do Gammon API Gravity Calculator or Oilfield have ads?
Neither Gammon API Gravity Calculator nor Oilfield shows ads.

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