Articles
Writing
From the archive
Visual Timer in 2020
A look back at Visual Timer's fourth year — 4.3 million completed timers, 60% growth, and the updates that shaped the app.
Read →Simple In-App Feedback System
How we replaced a clunky web form with a lightweight in-app feedback flow — and connected it directly to our helpdesk.
Read →App pricing with GDP in mind
Why exchange-rate-based app pricing doesn't work globally — and how I adjusted Visual Timer's pricing using GDP per capita.
Read →First app experience — don't get too much in your user's way
How we simplified an e-scooter app's sign-up flow to a single SMS verification step — and why less data collection means more conversions.
Read →dayTrace — effortless activity journal
Building an automatic activity tracker that uses motion sensors instead of GPS — no setup, no battery drain, no location data.
Read →Function follows Form — Philips Wake-up Light
A UX teardown of the Philips Wake-up Light after 18 months of daily use — great concept, frustrating controls.
Read →Case Study — Visual Timer App
How a side project grew to 40,000 installs through user-first design, iterative development, and organic growth.
Read →Putting my app on a diet — Android App Bundle to the rescue
How switching to Android App Bundle cut Visual Timer's install size from 7.2 MB to around 2–3 MB.
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