LevelKit: Spirit Level Tool

LevelKit turns your iPhone into a precision leveling tool. Whether you're hanging shelves, checking if a surface is flat, or measuring angles — LevelKit gives you instant, accurate readings.

SPIRIT LEVEL
• Bullseye bubble shows pitch and roll on any surface
• Roll bar for single-axis precision leveling
• Green glow and haptic feedback when perfectly level
• Tap to lock and save readings

ANGLE MEASURE / CLINOMETER
• Protractor display with real-time angle tracking
• Slope percentage readout
• Set a reference angle and measure relative differences

PRO TOOLS (One-time $3.99 unlock)
• Stud Finder — detect metal studs and pipes behind walls using the magnetometer
• dB Meter — measure ambient sound levels with a rolling graph
• Measurement History — save and review past readings
• Screenshot Export — share readings as images
• Calibration — fine-tune sensor accuracy for your device
• No Ads — remove all advertisements

CALIBRATION
Place your phone on a known flat surface and calibrate in 3 seconds. LevelKit corrects for your device's sensor offset, giving you more accurate readings.

DESIGNED FOR REAL USE
• Works in any phone orientation
• Large, glanceable angle readout
• Minimal interface — no clutter, just the data you need
• Dark mode support
• Available in English, German, Italian, French, and Spanish

LevelKit is the tool you reach for every time you need to check if something is level. Simple, fast, and accurate.

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LevelKit Pro is a one-time purchase of $3.99 that unlocks all Pro features forever. No subscriptions.