Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.

12+

Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.

17+

You must be at least 17 years old to access this App.

Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.

Rul3r Screenshots

iPad

iPhone

About Rul3r

Did you ever want to measure the length of something but you had no ruler at hand? Rul3r was created exactly for situations like this, so that a portable ruler is always available to you on your phone, whenever you need it.

What's more, Rul3r provides a lot more tools:

* Protractor
* Plumb Line
* Spirit Level
* Elevation, Air Pressure and Location meter
* Decibel Meter
* Ordinal Date Converter

What's New in the Latest Version 1.17

Last updated on Oct 6, 2023

Old Versions

Added more locality information in Elevation/Location view for premium users.

Version History

1.17

Oct 6, 2023

Added more locality information in Elevation/Location view for premium users.

1.16.1

Sep 30, 2023

Minor bug fix and adjustment.

1.16

Sep 28, 2023

- Named the app back to Rul3r
- The speaker setting in the app now overrides the device silence mode so it can always speak the ruler measurement if the user desires so.

1.15

Sep 26, 2023

- Fixed measurement for iPhone 14 series and iPhone 15 series.
- Fixed a bug where Ads still shows up for users who opted to remove ads.

1.14

Sep 24, 2023

- Added support for iPhone 15 series
- Bug fixes and minor adjustments

1.13

Sep 19, 2023

Added option to remove ads.

1.12

Jan 22, 2023

Add support for iPhone 14 series.

1.11

Oct 2, 2021

Added support to iPhone 3 Series.

1.10.2

May 8, 2021

Fix ruler measurement on iPad Pro 11"

1.10.1

Dec 22, 2020

- Fixes for Ruler measurement on iPhone 12 series.

1.10

Nov 30, 2020

- Fixes for ruler measurement in iPad Air 4th Generation.
- Addition of a new tool: the decibel meter.

1.9

Jul 13, 2020

Added altitude and air pressure measurement.

1.8.2

Apr 24, 2020

Improving the drag & drop experience of the ruler and protractor.

1.8.1

Apr 21, 2020

- Bug fixes

1.8

Apr 18, 2020

Added Double Marker in Ruler view for measuring gap between the two markers.

1.7

Jan 13, 2020

- Added Spirit Level.

1.6

Jan 7, 2020

- Fixed marker issues on notched screens;
- iOS13: App now runs in dark mode if user chooses such mode in device settings.

1.5

Sep 15, 2018

- Support new iPhone models

1.4

Sep 23, 2017

- Added support for iPad Pro 10.5"
- Bug Fixes

1.3

Apr 4, 2016

Added ruler support for iPad Pro and iPhone SE
Added Ordinal Date and Week Date Tool

1.2

Sep 20, 2015

Added iPad support
Added Plumb Line tool for checking if a surface is level and get its titling angle
Rul3r now reads with voice the length and angles you measured.

1.1

Jul 3, 2015

Fixed layout after Ad display; Added app version display in the configuration view.

1.0

Jun 4, 2015

Feedback Report