Level Tool vs TrueLevel

Turn your iPhone into a precision measuring toolkit — fast, accurate and 100% offline. FOUR TOOLS IN ONE APP: SPIRIT LEVEL Hang shelves, frames and TVs perfectly straight. The digital bubble shows real-time tilt with haptic feedback the instant you hit dead level. INCLINOMETER Measure any angle from 0° to 360° on a beautiful circular gauge. Perfect for roof pitches, ramps and slopes. PLUMB LINE A virtual plumb bob reveals true vertical — ideal for door frames, wallpaper, tiles and posts. RULER Use your iPhone edge as a ruler in centimetres or inches. Auto-calibrated to your exact device model. MORE FEATURES: • Light and dark mode (or follow system) • 10 languages including English, German, French, Spanish, Italian, Portuguese, Japanese, Hindi, Arabic, Chinese • Haptic feedback at perfect alignment • Sound effects (toggle on/off) • Fully offline — no internet required • No ads, no tracking, no in-app purchases Whether you're a DIY enthusiast, tradesperson or pro — Spirit Level is the tool you always have on you. Download free — no sign-up, no ads.

Simple tool. Serious precision. TrueLevel turns your iPhone into a professional-grade bubble level with a realistic, satisfying bubble you'll actually enjoy using. No clutter. No upsells. Just a beautiful, accurate level that works. Three orientations. One tool. Hold your phone vertical, horizontal, or lay it flat — TrueLevel automatically detects your phone orientation and adjusts instantly. Plumb detection that feels right. When you hit true level or plumb, TrueLevel lets you know with an audible ding and a crisp visual cue — so you can focus on your work, not the screen. Designed to get out of your way. Minimal interface. Realistic bubble aesthetic. No ads interrupting your workflow. No account required. No data collected. Ever. One-time purchase. No strings attached.