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 121–140 of 1,000 ranked alternatives.


Thermodynamics Calculator
V PUGAZHENTHI
Engineering calculations and reference tables.
The app provides 44 thermodynamics and heat-transfer calculators, along with reference tables. It allows users to solve for any variable and switch between SI and USCS units instantly.




Halcyon Calc Lite
Halcyon Touch Software
Calculate and scroll through numbers
Perform calculations with over 225 built-in operations including trigonometry, logarithms, complex functions, and real numbers. Scroll through the stack with finger gestures. Copy and paste results. Work with real and complex numbers.

Compare Flow
iENGINEERING Corporation
Pipe capacity and material options
Calculate hydraulic capacity using Manning's Formula for non-pressure sewers. different pipe geometries and materials. Evaluate rates for circular, elliptical, arch, box, and corrugated metal pipes. Input dimensions and slope to determine capacity.

Math Problem Solver ∞
An Truong
Solve problems instantly
Solve problems by scanning equations or handwritten input. Receive step-by-step solutions and detailed explanations. View graphs and additional information. Complete homework and track progress.

Intelli-Tork
DATUM ELECTRONICS LTD
Monitors WiFi enabled shaft torque transducers.
The app monitors WiFi enabled shaft mounted torque transducers. It displays measured torque, shaft angle, and RPM, and can log raw transducer data during drilling operations.

Collectibles AI
Collectibles AI, LLC
Identify, value, and catalog
Identify collectible items using image recognition and OCR. Generate detailed descriptions with custom prompts. Retrieve pricing data and historical sales information. Save and organize collected item data in a digital catalog.

Unit Converter and Calculator.
Kemal Bakacak
Convert units across multiple categories
Convert units across 70+ categories and 1450+ units with real-time accuracy. Adjust settings for preferred units. Navigate through a user-friendly interface to perform quick and precise conversions.


Visual MATH 4D Lite
Ronny Weidemann
Graph equations in 2D, 3D, and 4D
Allows users to graph mathematical equations in 2D, 3D, and 4D with animations. It supports vectors, matrices, trigonometric functions, and complex numbers. Users can plot cartesian, polar, and parametric equations.

Sensor Logger
Logger Labs LTD
Record data and display readings
Collects and displays data from various sensors like accelerometer, gyroscope, GPS, and audio. Users can log device properties such as screen brightness and battery level.

Converter and Calculator Lite
Cider Software LLC
Convert units and currencies instantly
A and unit/currency with a clean interface. Convert between 500+ units across 29 categories and 161 currencies. Customize colors and display selected units. Enter values to instantly convert between units.

Graniterock
Graniterock
Calculate materials for construction projects
Calculate material quantities for construction projects using unit conversion tools, concrete material estimators, aggregate calculators, road material planners, masonry estimators, and mulch calculators.

Laser Measure - LiDAR Powered
绪海 罗
Distances with precision
Distances with millimeter precision using or TrueDepth camera. Tap to place markers and view real-time measurements. Save and share measurement data. Export as PDF or image.

Beam Engineering lite
V PUGAZHENTHI
Calculate parameters and convert units
Calculator provides tools to analyze and convert and Civil parameters. Users can calculate critical bending moments for rectangular, open, and nonuniform cross sections. Additional calculators for stress and deflection are available via in- purchase.


How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.