P-Scale

Phone - Pixel - Precision - Physics

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P-Scale Feature Highlights

Advanced Perspective Calibration: Accurately measure objects across flat 2D planes or complex 3D spaces using real-world scale calibration.
Comprehensive Geometry Toolkit: Calculate precise lengths, angles, and areas for lines, polygons, circles, and ellipses.
Point Data Extraction: Capture exact coordinate points and detailed spatial metrics directly from uploaded images.
Mobile-Optimized Touch Controls: Navigate, zoom, and place precise markers seamlessly optimized for mobile and desktop.
Customizable Marking & Branding: Personalize your workspace with adjustable marker colors and export annotated images featuring embedded logos.
High-Resolution Exporting: Generate high-resolution visual outputs alongside advanced metadata extraction.
Flexible Data Export: Instantly export all measurement datasets into standard CSV and TXT formats for external analysis.

Control Guide

Mouse Controls

Pan image

Hold left mouse button and drag on an empty area

Zoom in/out

Use the mouse wheel

Draw a measurement

Select a measurement tool, then click the required points

Finish a measurement

Complete the required number of points / click the starting point where applicable

Select a measurement/reference

Click its line, shape, or point

Move a point

Select the measurement/reference, then drag the desired point

Perspective reference

Place the four perspective points one by one

Move perspective point

Select the perspective reference, then drag an individual point

Edit a value

Click its value field in the Measurements section and type the value

Delete selected item

Select the item in Measurements, then use Delete Selected and confirm

Change reference color

Use the color control associated with the reference/side

Suggetions:

Switch to "Mobile" option present just above the Image Upload option for better experience in mobile ( or vertical displays ).
Keep the Switch to "Desktop" for better experience in desktop ( or horizontal displays ).

Touch Controls

Pan image

Touch with two fingers and move both fingers together while keeping their distance approximately constant

Zoom in

Place two fingers and move them apart

Zoom out

Place two fingers and move them together

Draw a measurement

Use one finger only

Place a point

Touch with one finger, position it, then lift the finger — the release position becomes the point

Cancel point registration

If another finger touches the screen during point placement, the gesture becomes navigation and no point is registered

Select a measurement/reference

Tap it

Select a particular point

With the item selected, touch close to the desired point

Move a selected point

Keep your finger touching the point and move it; the point follows your finger

Commit moved point

Lift your finger; the point remains at its final position

Zoom while working with perspective points

Use two fingers; already registered perspective points are preserved

Switch between perspective points

Zoom/pan as needed, then touch the next point you want to move

Edit a value

Tap the value field and type

Delete selected item

Select it in Measurements → tap Delete Selected → confirm

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