** Introduction **This app is a spirit level app.You can easily check the horizontal level and vertical level with your smartphone that you always carry with you.You can check the level with the bubbles that you are accustomed to, and you can check the angles with the numerical values unique to smartphones.Since the ruler display and mark display can be switched according to the purpose and preference, you can use it with your own easy-to-use appearance.Also, you can change the color freely, so please change the appearance according to your mood, taste, and scene.** Overview ** - You can check the horizontal angle, vertical angle, and total angle of your smartphone. - Since the angle can be measured up to 90 degrees, you can check not only horizontal angle but also vertical angle. - You can freely change the color and adjust the appearance to your liking.** Characteristics ** - Not only horizontal angle but also vertical angle can be confirmed. - Numerical value can be displayed / hidden. - Ruler display / Simple display can be switched. - Bubble display / Mark display can be switched. - Adjustable range of viewing angles. - The measurement result can be saved and checked later. - Mark color and text color can be changed in detail.** Developer website **http://coconuts.boy.jp