Journal

Notes from the studio.

Practical guides and product stories from the people who build the apps.

GPS Speedometer8 min read

How Accurate Is a GPS Speedometer Compared With Your Car?

A GPS speedometer is usually closer to your true speed than the car's own dial, which reads high by design. Here is why, and when GPS readings drift.

Dog Translator7 min read

What Do Dog Barks Mean? Four Common Bark Types

Most barks fall into a few patterns: alert, play, demand and anxiety. Here is how pitch, rhythm and context help you tell them apart in everyday life.

Pact6 min read

Screen Time vs. App Limits vs. Schedules: Which Works?

Screen Time, app limits, Downtime and session limits all sound alike, but each suits a different habit. Here is what each one does and when to reach for it.

Pact4 min read

Why Most App Limits Fail After a Week

App limits usually collapse within days. The reasons are predictable — one-tap overrides, limits set in the wrong place — and each has a fix.