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