The 30° Ruler 2.0 is an innovative ruler that makes measuring angles a breeze. With its unique design, it's the perfect tool for architects, designers, and anyone else who needs to measure precise angles. But what if you don't have a 30° Ruler on hand? That's where an Ruler.Onl online ruler application comes in! This app are perfect for measuring the actual sizes of small objects! Whether you're a professional or a hobbyist, an online ruler application is a must-have tool in your kit!