Apps Like Dr. DE for iPhone and iPad
Solve drilling problems instantly
Access drilling engineering data instantly with a comprehensive toolbox. Calculate well parameters, check standards, and solve common problems. Retrieve formulas, charts, and reference materials. Share results and export data for reports.
Dr. DE screenshots
Ranked alternatives
Showing 21–40 of 1,000 ranked alternatives.


Master Bender Gold
PawEng, LLC
Calculate bends, enter tools, bend accurately
Calculate conduit bends with precise measurements and angle calculations. Input pipe dimensions and tool specifications. Generate bending templates and visualize the layout. Export data for use in projects.

Basic Calculator -
SuperDG Inc.
Calculate, edit, and track entries
Perform arithmetic operations with a simple interface. View current calculations and track history. Supports universal device compatibility. No advanced or engineering functions included.

Oil & Gas Calculator : OilCalc
Upasana Deshmukh
Calculate oil and gas metrics instantly
Calculate pump output, MASP, GOR, and tank strapping with unit selectors and input validation. Access Drilling, Production, Reservoir, and Terminal/Trading modules. Retrieve step-by-step formulas, unit conversions, and context summaries.



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.


FSWizard
Eldar Gerfanov
Calculate cutting speed and feed automatically
Calculate cutting speed and feed for CNC milling and turning by selecting work and tool materials. Recommend chip-load and cutting depth. Supports chip thinning and HSM machining. Suggests optimal parameters to balance tool life and efficiency.

Oil Well PIPES Strengths Table
Fernando Pérez González
Search by type and specifications
Search for Oil Pipe features like Burst, Collapse, Yield Strength, Capacity, Thickness, Inside Diameter, and Transversal Area. Select pipe type (Casing, Tubing, or Drilling), then choose Outside Diameter and weight.

EE ToolKit
Thomas Gruber
Design circuits, simulate projects, and analyze data
Learn electronics concepts through interactive lessons and diagrams. Simulate circuits and test components. Calculate resistor values and voltage drops. Access formulas and reference tables. Export project designs and share results.


Southwire® Voltage Drop Calc
Southwire Company
Calculate and wire size
Calculate for a specific conductor run or determine wire size based on and current carrying capacity. Limits wire size to and NEC ampacity. Supports AWG and KCMIL sizes only.

Super Smart Cleaner
VIBE WITH ME LTD
Clean device storage and organize files
Swift Clean-Up: Remove cache, junk files, and residual data with a single tap. Organize gallery by deleting duplicates and low-quality images. Optimize storage space and improve device performance.

PCalc
TLA Systems Ltd.
Calculate, convert, and program with precision
Perform complex calculations with scientific, engineering, and hexadecimal modes. Use RPN and multi-line display. Convert units and access constants. Undo and redo actions. Sync with Apple Watch for on-the-go calculations.

Mathematics with PocketCAS Pro
Timing Software GmbH
Solve math problems and graph functions
Solve math problems from elementary to college level. Perform algebra, calculus, and statistical calculations. Graph functions and equations. Export results and share solutions. Replace graphing calculators advanced computation tools.

Electrical Calculator lite
V PUGAZHENTHI
Calculate voltage, current, and resistance
Calculate values using resistor color codes, voltage, current, and resistance formulas. Perform impedance and RLC circuit analysis. Input values to get accurate results for engineering, wiring, and circuit design tasks.

BlackFox Connect
ACQUIRE TECHNOLOGY SOLUTIONS PTY LTD
Track field activities and sync with crews
Track field activities with shift report creation, editing, and approval. Sync data with drilling crews in real time. Capture and manage project details remotely. Share updates and receive feedback instantly.

Math AI - The Math Solver App
Jignesh Thakkar Huf
Snap problems and get step-by-step solutions
Solve problems by snapping photos. Receive step-by-step explanations and multiple solving methods. Access interactive graphs and a scientific calculator. View how-to animations for each solution.

PocketCAS lite for Mathematics
Timing Software GmbH
Solve math problems and graph functions
Solve math problems from elementary to calculus and statistics. Graph functions, perform algebraic manipulations, and calculate statistical values. Export results and share solutions.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.