RE Precision Kit Pro

RE Precision Kit Pro is the only app you'll ever need for precision measurements. Six professional tools, one elegant interface.

COMPASS
True north, magnetic north, GPS coordinates and real-time bearing. Whether you're hiking, sailing or just finding your way — this compass never lies.

LEVEL
Perfect horizontals and verticals in seconds. Hang a picture, level a shelf, align a structure. The bubble never cheats.

SOUND METER
Real-time dB SPL measurements. Know exactly how loud your environment is — from a whisper to a concert. Protect your hearing, measure your world.

METRONOME
Studio-precision tempo for musicians, dancers and athletes. Tap tempo, custom time signatures, haptic pulse. Your rhythm, your rules.

SUN POSITION
Golden hour, blue hour, sunrise, sunset, solar noon. Plan your shot, your hike, your day. The sun moves — now you know exactly where.

MORSE CODE
Learn and practice Morse code with an intelligent spaced-repetition system. Koch method, real-time haptics, personal statistics. From zero to operator.

One purchase. Six tools. No subscriptions, no ads, no limits.
Built by one person who uses every single one of these tools himself.