Dr. DE app icon

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.

by StrataGen, Inc.★ 4.515 ratingsUtilitiesFreeData updated 2026-09-09

Dr. DE screenshots

Ranked alternatives

Showing 41–60 of 1,000 ranked alternatives.

  1. Ka: Learn Chinese Tones app icon

    Ka: Learn Chinese Tones

    Kai Loh

    Practice , record speech, compare sounds

    Through interactive flashcards and quick drills. Practice pronunciation with audio examples and receive instant feedback. Differentiate between similar sounds and identify correct tone usage in words.

    ★ 4.8506 ratingsEducationFreeData updated 2026-09-06
  2. GP2GO app icon

    GP2GO

    NOV Inc.

    Access drilling products and services now.

    The app provides access to industry-leading drilling products and services. Users can retrieve information on drilling products, catalogues, specifications, facilities, events, and technical papers.

    ★ 3.02 ratingsBusinessFreeData updated 2026-10-20
  3. PowerOne calculator app icon

    PowerOne calculator

    Crafty Weasel, LLC

    Calculate, save, and share formulas

    Perform complex calculations with customizable formulas and equation solving. Save and reuse calculations. Convert units and manage multiple profiles. Export results and access advanced functions like matrix operations and statistical analysis.

    ★ 4.6803 ratingsUtilitiesFreeData updated 2026-09-11
  4. Walter Machining Calculator app icon

    Walter Machining Calculator

    Walter AG

    Calculate time, power, and torque

    Calculate time, power, torque, cutting force, metal removal rate, and chip thickness for operations like milling, drilling, turning, and tapping. Select materials and input parameters for accurate results.

    ★ 3.05 ratingsProductivityFreeData updated 2026-09-08
  5. Tank Measure: Volume Calc app icon

    Tank Measure: Volume Calc

    Vladislav Zhirnov

    Calculate with precision

    Calculate for horizontal and vertical cylinders with flat heads, rectangular tanks, and horizontal vessels. Input dimensions and liquid height to get accurate results. Export calculations and share data directly.

    ★ 4.246 ratingsUtilitiesFreeData updated 2026-09-06
  6. Mechanical Engineering Toolkit app icon

    Mechanical Engineering Toolkit

    APPS BAY LIMITED

    Calculate formulas instantly

    Allows users to calculate equations and formulas. Input variables to solve for unknowns in mechanics of materials. Access force-displacement relations and moment calculations. Retrieve reference materials for formulas.

    ★ 4.859 ratingsUtilitiesFreeData updated 2026-09-06
  7. Fluid Mechanics Calculator app icon

    Fluid Mechanics Calculator

    V PUGAZHENTHI

    Calculate and civil engineering parameters

    Provides tools to compute parameters like pressure, flow rate, and viscosity. Users can switch between USCS and SI units. Features include calculating buoyant force, hydraulic radius, and density. Supports civil engineering and dynamics calculations.

    ★ 4.521 ratingsUtilities$2.99Data updated 2026-09-08
  8. CNC Machinist Calculator Pro app icon

    CNC Machinist Calculator Pro

    Shane Anderson

    Calculate tool offsets and feed rates

    Calculate turning operations with spindle speed, feed rate, and tool engagement angle inputs. Determine cutting time and material removal rates. Convert imperial to metric units. Store and recall frequently used settings.

    ★ 4.7681 ratingsProductivity$14.99Data updated 2026-10-31
  9. 10bII Financial Calculator PRO app icon

    10bII Financial Calculator PRO

    An Truong

    Calculate loans, track cash flow, solve problems

    Calculate loan payments, analyze cash flow, and perform investment analysis. Input variables for scenarios. Solve time value of money problems. mortization schedules. Export results to CSV. Sync with tools.

    ★ 4.6251 ratingsFinance$5.99Data updated 2026-11-02
  10. My Physics Calculator app icon

    My Physics Calculator

    V PUGAZHENTHI

    Calculate and engineering parameters

    Allows users to perform calculations for and engineering parameters. It includes formulas and definitions for each calculation. Users can compute force, friction, centripetal force, work, power, displacement, and more.

    ★ 4.344 ratingsUtilities$2.99Data updated 2026-09-09
  11. AquaticLog app icon

    AquaticLog

    Lonnex Inc

    Log fish data, track water stats,

    Log water parameters and sync instantly to your web profile. Track trends with clear charts and set smart reminders. Backup data to the cloud and access it across multiple devices. Add photos and notes to document aquarium progress.

    ★ 4.2397 ratingsUtilitiesFreeData updated 2026-09-08
  12. Atos CONNECT app icon

    Atos CONNECT

    Atos spa

    Identify devices, set passwords, check status

    Access device configurations and diagnostics remotely. Identify devices quickly, set passwords, and view status. Adjust voltage/current, calibrate settings, and optimize regulation curves.

    ★ 5.03 ratingsProductivityFreeData updated 2026-09-06
  13. CalcEngineer app icon

    CalcEngineer

    Justin Bush

    Calculate CFM, size compressors, analyze pressure drops

    Calculate CFM requirements for air actuators with real-time results. Size compressors and air receiver tanks based on system needs. Analyze pressure drops and optimize pneumatic systems with engineering-grade calculations.

    ★ 5.02 ratingsProductivityFreeData updated 2026-09-06
  14. Calculator: Pro app icon

    Calculator: Pro

    Appgeneration, Software Technologies, Lda

    Calculate, convert, and solve equations

    MyCalc offers basic and scientific calculation functions. Users can switch between portrait and landscape modes. It supports currency and unit conversions. Results, equations, and conversions can be copied, shared, or saved.

    ★ 4.7584 ratingsProductivityFreeData updated 2026-10-12
  15. PCalc Lite app icon

    PCalc Lite

    TLA Systems Ltd.

    Calculate with advanced scientific functions

    Perform complex calculations with support for hexadecimal, octal, and binary. Use RPN mode and multi-line display. Access unit conversions, constants, and scientific notation. View a paper tape and use multiple undo/redo functions.

    ★ 4.4214 ratingsUtilitiesFreeData updated 2026-09-08

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.