Best Oilfield Calculator Pro Apps

247+ iOS apps curated and reviewed

4.1 avg rating
11 free apps
Updated October 2026

Finding the right oilfield calculator pro apps can be overwhelming with so many options. We've analyzed 247+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Oilfield Calculator Pro Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Oilfield Calculator ProOilfield Calculator Pro$9.99—NoNoSep 2026
2Calculator‰Calculator‰Free4.9★ (410K)YesNoNov 2026
3Calculator for iPad!Calculator for iPad!Free4.7★ (61K)NoNoNov 2026
4SMART Oil Field CalculationSMART Oil Field CalculationFree—NoNoMay 2026
5Oilfield Calculator - Pump SlippageOilfield Calculator - Pump SlippageFree—NoNoMay 2026
6Oil & Gas Calculator : OilCalcOil & Gas Calculator : OilCalcFree5.0★ (2)NoYesOct 2026
7Oilfield ECD ProOilfield ECD Pro$0.993.0★ (1)NoNoNov 2026
8Navo: Oilfield NavigatorNavo: Oilfield NavigatorFree3.5★ (14)NoNoSep 2026

Top Picks for Oilfield Calculator Pro

Calculator‰#2

Calculator‰ by Tim O's Studios, LLC

Default Calculator
Strong Contender
🔧 Utilities
4.9😊(410K ratings)
FreeAds
Calculator‰ screenshot 1
Calculator‰ screenshot 2

This utility app offers a clean and intuitive interface for performing calculations. It prioritizes a user-friendly design with large buttons and a clear display for quick and efficient use.

What We Love

  • 👍 Easy to use
  • 👍 Large, clear buttons
  • 👍 Accurate calculations
  • 👍 Simple, no-frills design
  • 👍 Reliable and stable
  • 👍 Helpful for visual impairments

Room to Improve

  • 🔍 Lack of advanced features
  • 💰 Ads can be intrusive
  • 🔒 Concerns about security/malware
  • 🐛 Occasional bugs and glitches
Calculator for iPad!#3

Calculator for iPad! by 7th Gear

Basic & Scientific Calculator
Worth Considering
🔧 Utilities
4.7😊(61K ratings)
Free
Calculator for iPad! screenshot 1
Calculator for iPad! screenshot 2
Calculator for iPad! screenshot 3
Calculator for iPad! screenshot 4

This app offers both basic and scientific calculation modes with over 30 scientific operations. It allows for customization of the app's appearance and includes features for note-taking, drawing, and viewing calculation history. It supports high accuracy calculations and nested parentheses.

What We Love

  • 📐 Versatile calculator with basic and scientific modes
  • 📝 Useful note-taking and calculation history features
  • 🎨 Customizable color schemes
  • 💻 Works well on both iPad and iPhone
  • 👍 Easy to use and intuitive interface

Room to Improve

  • 💰 Ads can be intrusive in free version
  • 🔒 Lack of transparency around in-app purchases
  • 🔍 Difficulty finding and accessing premium features
  • 🖥️ Layout issues in split-screen mode
  • 🔢 Inconsistent button placement between portrait and landscape

More Oilfield Calculator Pro apps to explore

FAQ about Oilfield Calculator Pro

Are there free oilfield calculator pro apps for iPhone?
Yes — 11 of the top oilfield calculator pro apps we rank are free to download, including Calculator‰ and Calculator for iPad!.
Oilfield Calculator Pro has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ oilfield calculator pro apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.