Nivelmeter

Nivelmeter combines four precision instruments in one app — no ads, no subscription, no internet required. SPIRIT LEVEL Bubble mode with real-time tilt display or angle meter with 3D visualization. Calibration for any surface. Haptic feedback when perfectly level. DECIBEL METER Measure sound levels in decibel with live waveform and arc gauge. Adjustable warning threshold with vibration alert. Start a session to track min/max/average over time. COMPASS Digital compass with classic rose dial and GPS location. Heading, coordinates, and place name at a glance. Copy coordinates or open directly in Maps. BAROMETER Air pressure in hPa with QNH calculation from GPS altitude. Weather trend detection (rising/stable/falling). Altimeter with absolute and relative height. Pressure history as live graph. — Fully offline capable — No ads, no tracking — Dark design, optimized for OLED — Haptic feedback — English & German