Level Tool: Spirit & Bubble

Now in 10 languages! Four pro tools in one beautiful app: spirit level, inclinometer, plumb line, ruler. 100% offline. No ads, no tracking, no in-app purchases.

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.