Authentic Engineering

Small apps that do
one thing well.

For iPhone, Apple Watch and the web. No accounts with us, no servers of ours, no tracking: what you record stays on your own devices, or in your own Dropbox.

Zazen Journal app icon

Zazen Journal

Meditation timer for Apple Watch

Start from your wrist, see your heart rate live, and get a tap when you reach your target. Your history and weight sync to your iPhone.

Download Zazen Journal on the App Store
Three Numbers app icon

Three Numbers

Pickleball score by voice

Say who won the rally and hear the full three-number score called back. Knows the serving rules, works offline, and runs on Apple Watch too.

Download Three Numbers on the App Store
Practice Companion app icon

Practice Companion

Play along with any song

Chords over the words, the singer's notes, and the song slowed down or moved to your key. In your browser, with your sessions in your own Dropbox.

Open in your browser
Tuneshed app icon

Tuneshed

Tuner and metronome

Tune guitar, bass, ukulele, mandolin, banjo or the violin family with a needle or a strobe, then keep time with a metronome that plays on with the screen locked.

Download Tuneshed on the App Store