Ruler is an intelligent application by which you can precisely measure the dimensions of any object or item. Doesn't matter the object has a few millimeters (inches) or a few hundred meters (or feet) by using this ruler app you can easily and precisely check the length, width or height of any item or object. It's perfect tool in any DIY projects or renovations!

This pocket ruler app offers 3 modes of measurement:
- Ruler on the screen (Screen Ruler) - measure objects placed on the screen of the phone or tablet
- Camera Mode (Photo Ruler) - take a picture of objects you want to measure and then using the reference object, you can measure the size of all the objects in the picture
- Picture Mode Gallery - Select an image saved on the device (or memory card) and make measurements of objects placed on it, using method from ruler photo mode.


Features of application Ruler (Settings):
- Choice of units: Metric (millimeters, centimeters, meters) or imperial (inches, feet)
- Determining the accuracy and precision of measurements
- Additional calibration (useful on some devices)
- Choice a ready reference object (credit card, coins, card A4, etc) or define own reference obiekt (do it yourself)
- Magnifier - zoom the image to increase the precision of the measurements
- Saving and sending the measurement results


How to use:

Ruler mode on the screen:
- Place the object on the smartphone screen
- Align the lines on the screen to the edge of object
- Read the length or width of the measured object.
Warning: in this mode, some devices require calibration, follow the instructions to make sure that you get the correct measurements.

Camera Mode (Foto Ruler) + mode image from gallery
- Take a photo (or select from the gallery) measured object and the reference object whose you know the dimensions (objects should be in the same plane)
- Place the blue arrows (reference) on the reference object
- Add measurement arrows (by press the "+") and set them on the measured object
- Read the dimensions
- Send or save the image with measurements

DIY Ruler app can be successfully used in repair work, construction, design and other works of engineering or any measurement of distance, length or height of any objects.

Successful measure!

// Option A //

To download Ruler mod from HappyMod.com.
You need enable the option "Unknown Sources".
1. Click on the above link to download Ruler mod APK.
2. Save the file in your device Downloads folder.
3. Now tap on Install and wait for the installation to finish.
4. Once it is done, open the game and start playing it right away.

// Option B //

To download Ruler from HappyMod APP, you can follow this:
1. Open your browser and download the HappyMod APK file from HappyMod.com - the only official website of HappyMod.
2. Open Android Settings and go into Privacy or Security.
3. Tap the option to Allow Unknown Sources and enable it.
4. Go to your Android downloads and tap the APK file.
5. Follow the directions on the screen to install it.
6. Search Ruler in HappyMod App.