Scale Ruler

Contains ads
50K+
Downloads
Content rating
Everyone
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

Scale Ruler is the simple application to display the scale of various measurement units.
※ Warning: The accuracy of the scales cannot be guaranteed.
Please be sure the calibration.

How to use:
There are two modes.

- Select mode:
In UNLOCKED state, after choosing measurement unit, magnification ratio and reduced scale, the scale is displayed.
You can lock the scale on the ruler with a switch.

- Free mode:
In UNLOCKED state, and freely set the scale by dragging the screen to the left or right.
The setting range is from 1: 1 to 1: 100.
When you press and hold the scale value, the keyboard is displayed and you can enter the scale.
You can lock the scale on the ruler with a switch.

※Sorry for the advertisement during unlocking.


- Calibration
As scale is displayed correctly, ruler, using the size of a credit card, please do the calibration.
(Please use a ruler as much as possible.)
After calibration, please tap the "calibration" button.
Calibration results are saved.

"Reset" button : the display of the scale to the initial state. Save is not.
"Cancel" button : without saving the calibration results, and exit the calibration.


Specification of Scale Ruler
- measure length
meter,inches

- magnification ratio
50% , 70.7% , 100% , 141% , 200%

- reduced scale
 for meter 
  1:100 , 1:150 , 1:200 , 1:250 , 1:300 , 1:400 , 1:500 , 1:600

 for inch
  1:1 , 1:1.5 , 1:2 , 1:2.5 , 1:3 , 1:4 , 1:5 , 1:6

 for inch(Architectural)
  1:1 , 1:2 , 1:4 , 1:8 , 1:12 , 1:16 , 1:24 , 1:32 , 1:48 , 1:64
  1:96 , 1:128 , 1:192 , 1:384

 for inch(Engineering)
1:120 , 1:240 , 1:360 , 1:480 , 1:600 , 1:720
1:800 , 1:960 , 1:1080
Updated on
Sep 27, 2019

Data safety

Developers can show information here about how their app collects and uses your data. Learn more about data safety
No information available

What's new

The top ruler is not displayed while unlocked.
Compliant with Google Play policy.