Architects Ruler vs SD Inclinometer

Architects Ruler is made by architects for architects. And designers. Simple and convenient, a quick tool to get grip on all dimensions on any scale.

Need a fast, accurate digital inclinometer or bubble level? SD Inclinometer turns your iPhone into a precision tilt meter—no extra tools required. Measure pitch, roll, and slope in real time with a large, easy-to-read display. Perfect for construction, carpentry, roof pitch, HVAC, solar panel alignment, shelves, decks, and DIY projects. WHY CHOOSE SD INCLINOMETER • Live angle readout in degrees (pitch & roll) • Slope as percentage (rise/run × 100)—ideal for roofs and ramps • Visual bubble level for quick horizontal alignment • Set any surface as zero reference, or reset to gravity • Audible chime when you hit level or your target zone • Adjustable alert volume (in-app or volume buttons) • Sensor speed & smoothing for stable or fast readings • Works in portrait and landscape PRO FEATURES (optional one-time unlock) • Camera inclinometer—aim, measure, capture & share • 2-point calibration for better accuracy • Gyroscope sensor fusion for steadier readings • Target slope mode with alerts • Measurement log & sharing • Extra alert tones • Ad-free experience Try advanced tools briefly with a rewarded ad, or unlock Pro for life with a single purchase. Built for the field: open the app, place your phone, read the angle instantly. Note: Uses the device motion sensors. For best results, calibrate on a known flat surface and avoid strong vibration while measuring.