Do you often need a tool to check leveling or want to measure angles on different surfaces? Here is a unique levelling tool and a protractor app for your phone - iLevel. Your search for a perfect mobile protractor app to measure angles and leveling tool to check surface levels ends here. “iLevel” is a very useful and extremely precise protractor and leveling app for your mobile device. You can not only measure the angle with your iPhone orientation but also turn on the camera to more accurately measure the angle or orientation against an object through the camera. You can explore multiple useful measurement tools on a single screen. iLevel is extremely easy to use and can be used as a clinometer app as well.


Still looking for features that make “iLevel” a perfect and most useful protractor app for your mobile device? Here are features that make it incredible -

• 360° protractor
• Surface level tool including audio warning
• Spirit levels for 90°/180°/270°/360°
• Automatic transition from protractor to surfacelevel tool
• Use the flashlight measure in dark environments
• Acoustic signal indicating the angular difference between actual and target angle
• Memory for multiple angle values
• Additional target angle memory
• Manually enter a target angle
• Manual display rotation by 180° / Rotation lock
• High resolution HD-Media
• Support-Mail Function
• Calibration assistant
• Native iPhone X support!

These intuitive features are packed in the protractor app with easy user controls and it is an extremely useful protractor app for everyone who wants to take measurements using their phone or wants to check surface levels.

■ 360° clinometer ■
Use the clinometer the measure angles along all edges of your iPhone. You can set a target angle by moving your finger across the display. Additionally you can store up to 5 angles in the angle list and recall them quickly as target angles.
Approaching the target angle or the 90°/180°/270°/270° angle (according to your setting) you can receive different acoustical warning depending on the difference between measured and targeted angle.
iLevel LITE also features a stability indicator indicating the rate of change.

■ Surface level ■
The surface tool enables you to level surfaces. Level differences will be displayed in degrees.

■ Spirit level ■
Approaching 0°/90°/180°/270° a spririt level is displayed. This enables you to precisely level things.


We are constantly working hard on making the “iLevel” app better and more useful for you. We need your constant support to get going. Please feel free to email us for any queries/suggestions/problems or if you just want to say hello.


■ Intuitive ■
Depending on the orientation of your iPhone the view transitions from surface level to 360°-protractor.
In addition to that spirit levels will be displayed when approaching cardinal angles.

■ Highest precision ■
The 6-point calibration assistant guarantees high precision up 0.1°.
Surface level and protractor calibration are completely independent of each other allowing for even higher precision.

■ Sophisticated design ■
iLevel uses HD-graphics and the Open-GL capabilities of your iPhone for extremely clear and fluid display.

■ Your feedback is important to us ■
Use InstantFeedback to send a mail to our customer support with the push of a button.
This allows us to quickly adopt to users inputs and continue to improve this product.

What's New

Version 2.55

For enhanced readability, we introduced improvements to the user interface.
Further, the internal app engine underwent improvements.


Jens Rieckhof
27.6 MB
Requires iOS 9.0 or later. Compatible with iPhone, iPad, and iPod touch.
English, French, German, Simplified Chinese
Age Rating
Rated 4+
© (C) 2018 - JRSoftWorx


  • Family Sharing

    With Family Sharing set up, up to six family members can use this app.

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