Handy & accurate Online Ruler

This is a convenient online leader that might be calibrated to actual size, dimensions in cm, mm and inch,the upper half is the millimeter ruler and centimeter ruler, the lower fifty percent is an inch ruler. In order to accurately measure the size of her item, we strongly recommend that you calibrate this online ruler first,set the exactly pixels per inch to your own device,after adjustment, friend will have actually the most specific ruler online.

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This web page is a darknet that can"t be uncovered on Google, add it to her bookmark, favorites, otherwise you will lose it.
To have actually the most accurate leader online, just collection the pixels per inch(PPI),below space some means to recognize the pixels per inch to her device.
My laptop has actually a large screen (13.6"x7.6"), and also resolution is 1366x768 pixels, 1366 / 13.6 = 100.44 PPI. The display resolution of your current device is pixels. Find "display by pixel density" online, inspect if there has actually your device"s brand and also model, ns am lucky and also found my display screen has 100 PPI.Use typical objects to to compare lengths, examine your wallet, usage any document money to be our to compare object, then search "the width of your record money" online, as soon as you understand the width, you can readjust the ruler"s PPI setup by it,you deserve to compare to any kind of standard size object at her side, e.g., coin, credit transaction card, CD, document money, mobile phone, in the office, a A4 dimension printable file is a good comparison object,the much longer the more accurate.Below leader adjuster assist us to calibrate accuracy an ext easily.The many accurate way, after ns measure the dimension of virtual ruler by an yes, really ruler,i discovered the markings space not really accurate at 30cm,so i change the default pixels every inch(PPI) come 100.7, now i have the most accurate virtual ruler on the web.Each device has it"s own PPI, eg. My Asus laptop is 100.7 PPI,Apple MacBook air is 127.7 PPI, Xiaomi Mi Pad 3 is 163 PPI, my cellphones (Sony Xperia C5, OPPO R11 Plus) room both 122.6 PPI, Apple iphone phone 5 is 163 PPI, iphone phone 7 is 162 PPI, iphone phone X is 151.7 PPI.

Save the pixels per customs (PPI) according your own device, then you deserve to use this ruler following time.Pixels per customs : , present ruler adjuster

Compare leader with credit transaction Card


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Dragging leader adjuster left or ideal to right the dimension of your reference object, mental to conserve the setup for the following time you usage it, after conserve the setting, refresh your brower to check the result.On the most renowned browsers you can press the F5 crucial or click on the refresh button.

Translate into your native language

We hope to administer a more user-friendly experience,are you ready to market a aboriginal language version for your nation ? we are trying to find volunteer to boost the contents in your aboriginal language, if you room interested to help this, please visit this translation page.Below are some various other language version.

The story of ours ruler

One day, ns took my laptop computer to job-related in the coffee shop, just had actually a job on hand, and i had to call the client the actual size of a product.Just prefer usual, ns didn"t bring a leader with me, for this reason i associated to the internet and tried to discover an digital virtual leader to measure up my product.

Unfortunately, after i tried the virtual online rulers top top the Internet, i discovered a difficulty that this existing virtual rules are not really accurate. If i simply want to understand what the approximate length is, that"s fine, yet what i need is a an ext precise size so that i can apply it to my daily work.

So later, we developed an online leader by ourselves.It not only improves the accuracy that the measurement, but likewise has a range of inches and centimeters so that it can be offered in our work.

If friend are prefer us, you require a an exact online leader to measure the product size, i believe this digital virtual leader can additionally meet your needs.

Command function

I am really happy that many world like our online ruler,also i am very excited to review all the comments from all the visitors. About the joke around comments or regulates here, i made decision to include a new "command" function(on the web page top) because that our dear friends, I shot to make the AI interaction smarter, expect you prefer our brand-new command function 😛,welcome to try it and share it, permit me recognize your idea.


command examples : show 12 mm, show 2.3 cm, present me 5 2/3 in,show me 6 inches,show me how long 1 customs is,show 1 ft ...etc.

What execute you think about this online ruler ?


Tell me what are you measuring? walk this online ruler help you?

Length Unit Converters

How to use a ruler

This leader measure in two various units that length, inch on one next (English ruler) and also centimeters top top the other side (metric ruler). A metric ruler is usage to measure up centimeter(cm) and millimeter(mm), the centimeter is a unit of size in the worldwide System the Units; an English ruler offers incremental measurements in inches, through each customs further split into smaller sized fractions.

Read one English ruler using fractions of an inch. The street between any kind of two huge numbered present is 1 inch. The big unnumbered line the is halfway in between them is 1/2 inch. The smaller sized (but quiet prominent) line in between the 1/2 mark and the numbered customs line is 1/4 inch. The tiny small lines between every one of the an ext prominent lines room 1/16 inch.

Observe the much less complicated metric rulers. The distance between any kind of two huge numbered lines is 1 cm, a metric ruler functions two varieties of lines. The largest mark centimeters, or cm. The smallest lines mark millimeters, or mm.The significant line between any two numbered currently is 1/2 cm. The tiny lines between the 1/2 mark and also the numbered centimeter mark are 1/10 cm, otherwise recognized as a millimeter, save in mind the there are 10 mm to 1 cm. The dimensions are decimalized and there space no fractions.

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Record distances by the name of the line that it most very closely matches. If the length of things goes come one note past the halfway mark on your ruler then it will certainly be 9/16 customs on one English leader or 6/10 centimeter (or 6 mm) on a metric ruler.