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 261–280 of 1,000 ranked alternatives.

  1. Drywall Room Estimator app icon

    Drywall Room Estimator

    H3Apps LLC

    Estimate materials and send results

    Estimates materials for installation including sheets, mud, tape, and screws. Calculates using imperial or metric units. Sends results via text or email.

    ★ 4.28 ratingsUtilities$0.99Data updated 2026-09-06
  2. Highways & Roadwork Calculator app icon

    Highways & Roadwork Calculator

    V PUGAZHENTHI

    Civil engineering highway and road calculators.

    The app provides 37 calculators for civil engineering parameters related to highways and roads. It supports both Imperial (USCS) and Metric (SI) units for calculations.

    ★ 4.04 ratingsUtilities$2.99Data updated 2026-10-16
  3. 節電Battery Life for iPhone app icon

    節電Battery Life for iPhone

    mirai sato

    Monitor battery, data, and storage usage

    Monitor battery percentage and estimate remaining usage for games and YouTube. Track data usage over the last three days and check storage capacity. Alert when battery drops below 50% and help prevent unexpected communication restrictions.

    ★ 4.520 ratingsUtilitiesFreeData updated 2026-09-17
  4. Piping DataBase - Flanges app icon

    Piping DataBase - Flanges

    Radin Alcira

    Access pipe flange standards and engineering data

    A utility for and engineering professionals. Access pipe flange standards B16.5 and B16.47 with in- purchase. Switch between US Customary and SI units. View detailed specifications, dimensions, and material ratings. Search for flange types and sizes.

    ★ 2.01 ratingsUtilities$3.99Data updated 2026-09-08
  5. HyTools app icon

    HyTools

    IMI Hydronic Engineering International SA

    Hydronic calculations for HVAC professionals.

    The app offers hydronic calculations for HVAC professionals, including flow, pressure drop, and valve sizing. It also provides radiator power estimation and unit conversion features.

    ★ 4.05 ratingsProductivityFreeData updated 2026-09-30
  6. RPN-35 SD app icon

    RPN-35 SD

    Willy Kunz

    Calculate, organize, and manage tasks

    Calculate mathematical expressions with scientific functions, trigonometry, and logarithms. Store and recall values. Adjust display settings for different modes. Export calculation history and share results via email or cloud storage.

    ★ 4.414 ratingsProductivity$1.99Data updated 2026-10-29
  7. PointMan app icon

    PointMan

    ProStar Geocorp, Inc.

    Locate utilities above and below ground

    Create detailed maps of utility lines and underground features. Add markers and notes to specific locations. Export maps in various formats. Share data with team members. Access real-time GPS tracking and elevation data.

    ★ 4.219 ratingsBusinessFreeData updated 2026-09-17
  8. Radio & dB Calc app icon

    Radio & dB Calc

    Eric Transon

    Radio engineering calculations made simple.

    The app provides tools for radio engineering calculations. It can add and subtract dB values, convert noise parameters, and transform return loss metrics.

    ★ 2.01 ratingsUtilitiesFreeData updated 2026-09-14
  9. ROL Assistant app icon

    ROL Assistant

    Astron International, Inc.

    Refining questions answered with data.

    The app provides a virtual advisor for refining questions and offers unit conversions for various physical quantities. It also includes steam properties and single-phase line pressure drop calculations.

    ★ 5.02 ratingsUtilitiesFreeData updated 2026-10-24
  10. Universal Converter. app icon

    Universal Converter.

    V PUGAZHENTHI

    Convert units across 64 categories

    Convert units across 64 categories with 1333 units and 53742 conversions. Switch between acceleration, angle, area, and other measurements. Find color codes and convert cooking measurements.

    ★ 4.312 ratingsUtilities$4.99Data updated 2026-09-08
  11. SSTDrillPipe app icon

    SSTDrillPipe

    Sub Surface Tools, LLC

    Drill pipe mechanical properties and data.

    The app presents mechanical properties and data for Drill Pipe. It includes tensile strength, torsional strength, internal yield, collapse pressure, and more.

    ★ 4.01 ratingsUtilitiesFreeData updated 2026-11-11

How we rank alternatives

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