Apps Like 定規(Ruler) for iPhone and iPad
Measure accurately in mm and inch
Measure device dimensions with a ruler tool that displays millimeters and inches. Tap to mark start and end points. Switch between metric and imperial units. Share measurement results directly.
定規(Ruler) screenshots
Ranked alternatives
Showing 841–860 of 1,000 ranked alternatives.



Fastener Calc
Bossard AG
Calculators and converters for engineers.
The app offers calculators and converters for engineers, technicians, designers, and students. It includes converters for length, torque, pressure, force, and hardness, alongside geometrical and mechanical calculators for bolted joint applications.

iMapIt Lite
Marcus B B E Silva
Map, measure, and record places.
The app collects geographic coordinates using the device's GPS to map, measure, or record important places. Users can mark specific points, record lines or paths with measurements, and define areas or polygons for land or building outlines.

PipeGauge
Oscar Robert-Besle
Identify pipe fittings and threads
Measure pipe fittings and nuts by placing them on the screen and adjusting shape and diameter. Identify BSP and metric sizes with calibrated screen measurement. Access a library of standard sizes for quick reference.

ADClock Blackboard
Hiroyuki Otsuka
Analog and digital clock display.
The app displays analog and digital clocks with a "Blackboard" theme. Users can adjust settings for general functions and specific design options.



Lathe RPM Calculator
Slava Barouline
Calculate RPM based on material and designation
Calculate RPM for operations based on material type, designation, tool type, and work diameter. Support measurement unit selection.

Hydraulics and Waterworks lite
V PUGAZHENTHI
Calculate and convert parameters
Calculate hydraulic parameters such as capillary rise, viscosity, and hydrostatic pressure. Convert between metric and imperial units. Determine velocity head, specific energy head, and total energy. Assess head loss using the Bernoulli equation.



SharpAngleApp
ORTHOPRACTIS.COM SINGLE MEMBER P.C.
Measure hip angles and analyze X-rays
Measure hip joint angles such as acetabular index and centre-edge angle from X-rays. Calculate and display these values for diagnostic evaluation. Provide guidance on treatment options based on measurement results.




Barometer Atmospheric pressure
LionsApp di Nallbati Elton
Atmospheric pressure and climatic conditions.
The app displays atmospheric pressure and climatic conditions based on the user's location. It supports multiple units for pressure measurement and tracks the last reading with intuitive graphics.



3D Room Scanner & Floor Plan
TAZAREX s.r.o.
Scan rooms, create 3D plans, estimate renovations
Scan rooms in 3D using AR technology. Measure walls, ceilings, windows, and doors with precision in multiple units. Automatically calculate dimensions and generate plans for renovation and furniture planning.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.