Bubble Level & Inclinometer

Angle Finder & Roof Pitch

Only for iPhone

Free · Designed for iPhone. Not verified for macOS.

iPhone

Free. No ads. No limits. No data collected. 100% offline. Level, inclinometer, roof pitch & slope in one calibrated tool. Bubble Level & Inclinometer turns your phone into a fast, trustworthy level and angle finder — for DIY, trades, and everyday fixes. Get a true reading in under a second: • 2D bullseye level for flat surfaces • Horizontal & vertical spirit level • Full inclinometer / angle finder in degrees, percent grade, mm/m and roof pitch (x:12) Built to be trusted: • Guided 180° calibration wizard — calibrate once, trust every reading • Tolerance mode with OK / NEAR / OUT haptic and sound guidance, so you can work without staring at the screen • Confidence bar shows how stable the reading is • Hold / Freeze, relative zero (Set 0), measurement history with CSV export, and a shareable measurement card Perfect for: • Hanging pictures, shelves and frames perfectly straight • Checking roof pitch and slopes • Leveling an RV, trailer, appliance or furniture • Tiling, decking, ramps and stairs • Woodworking angles, miter and crown molding No ads. No limits. No subscriptions. No data collected. Works 100% offline. Most level apps bury the measurement under ads and paywalls. This one doesn't. It stays out of your way, respects your privacy, and just measures — accurately, every time.

Ratings & Reviews

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Version 2.0 is our biggest update yet — still 100% offline, with no ads, no paywall and no tracking. What's new: • Angle mode — a true inclinometer with an arc gauge: degrees, % grade, mm/m and roof pitch (x:12) • Camera clinometer with an AR laser line — sight distant slopes, or project a level line for hanging shelves and frames • Pro Tools — roof pitch, RV/trailer leveling, crown-molding miter & bevel, and slope presets (drainage, ramp, stairs) • Auto-hold — the reading freezes when the device is steady • Calibration 2.0 — precise per-edge calibration, undo/redo and a self-check screen • Landscape orientation and iPad support • History — label your measurements, save up to 500, export to CSV • A quick first-run guide to get you started Also: lower battery use, audio guidance that speeds up as you near level, and 140+ new tests for dependable accuracy. Thanks for measuring with us — your feedback is always welcome.

Version 2.0

The developer, lapnito.cz s.r.o., indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Not Collected

    The developer does not collect any data from this app.

    Privacy practices may vary, for example, based on the features you use or your age. Learn More

    Accessibility

    The developer has not yet indicated which accessibility features this app supports. Learn More

    Information

    Seller
    • lapnito.cz s.r.o.
    Size
    • 23.5 MB
    Category
    • Utilities
    Compatibility
    Requires iOS 14.0 or later.
    • iPhone
      Requires iOS 14.0 or later.
    • iPod touch
      Requires iOS 14.0 or later.
    • Mac
      Requires macOS 11.0 or later and a Mac with Apple M1 chip or later.
    • Apple Vision
      Requires visionOS 1.0 or later.
    Languages
    English and 16 more
    • English, Arabic, French, German, Hindi, Indonesian, Italian, Japanese, Korean, Polish, Portuguese, Russian, Simplified Chinese, Spanish, Traditional Chinese, Turkish, Vietnamese
    Age Rating
    4+
    Copyright
    • © 2026 Lapnito
  • Privacy Policy

    • More by lapnito.cz s.r.o.

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