Apps Like Petroleum Calculator for iPhone and iPad
Petroleum Calculator screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.


Calculator‰
Tim O's Studios, LLC
Calculate with large buttons and clear display
A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.

Construction Master 5 Calc
Calculated Industries, Inc.
Try before you buy with free trial
Calculate measurements in feet, inches, and fractions. Convert between units and perform complex calculations. Store frequently used values and recall previous entries. Adjust for slope and pitch. Export results to email or cloud storage.

Fuelly: MPG & Service Tracker
Fuelly, LLC
Track fuel economy and maintenance records.
The app tracks gas mileage and vehicle maintenance records. It syncs data online and provides customizable service reminders for tasks like oil changes.

Draft Paper
Giles Goddard
Draw, export, and organize blueprints
Create floor plans and layouts by drawing lines, rectangles, and shapes on up to 10 layers. Add text, arrows, and measurements. Export designs as PDF, JPEG, or DXF. Sync files via iCloud and transfer via DropBox.

NCalc Scientific Calculator +
Tran Duy
Calculate, graph, convert, solve
Allows users to perform complex calculations with a natural display that shows expressions as written. It supports fractions, roots, and exponents. The includes a graphing module for visualizing equations.

Calculator Plus #1
DigitAlchemy LLC
Review calculations and track
Plus allows users to perform basic math operations including addition, subtraction, division, multiplication, squaring, and square root. It features large buttons, clear numerals, and horizontal mode for additional controls.

Material Estimator Calculator
Calculated Industries, Inc.
Estimate materials for your projects
Calculate costs and percentages for building projects. Estimate quantities needed for walls, floors, and roofs. Convert measurements between units. Track project budgets and adjust estimates in real time. Export calculations to PDF or email.

Panecal Scientific Calculator
Noriyasu Kutsuzawa
Enter formulas and check calculations
Is a that lets users input and edit formulas with a live display. It supports formula reuse, variable memory, and cursor navigation for precise editing. Users can check formulas for errors and adjust values efficiently.


▸ Calculator +
CAT VIET SOFTWARE DEVELOPMENT & MEDIA JSC
Calculate, convert, and solve equations
Perform complex calculations using 12 built-in calculators including scientific, financial, and unit conversion tools. Input formulas with three modes: standard, string, and RPN.


Calculator%.
Unicom TOV
Calculate, add, subtract, multiply, divide
A calculator with a large, easy-to-read display and simple buttons. Perform addition, subtraction, multiplication, and division. Features a clear layout and user-friendly design for everyday use.


Oilfield Calendar
Archimedes Workshop LLC
Schedule tasks and events
Manage schedules and events with a customizable interface. Set reminders for -related tasks. Track holidays and important dates. Share event details with team members. Sync with other calendars for seamless planning.


Mila's Unit Converter PRO
Scott DeSapio
Convert units across 16 categories
Convert units across 16 categories with instant accuracy. Switch between hundreds of units for length, weight, temperature, and more. Calculate conversions for cooking, engineering, travel, and study.

Planimeter Pro for map measure
忠 张
Distance and area on maps
Distances and areas on satellite maps. Select objects like lawns, roads, and buildings. Save and share measurements. Export data in various formats. Sync with other apps for project planning.

steelyard
Mohamed Saad
Calculate metal weight offline
Calculate metal weights with support for multiple metals, shapes, and units in both metric and imperial systems. Perform offline calculations without background processes. Save settings and favorite calculations.

Planimeter for map measure
忠 张
Distance and area on maps
Distances and areas on satellite maps. Select points to calculate length or size. Save measurements and share results. Compatible with various map views and zoom levels.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.