Alex Fajkowski

San Francisco

I make apps. Currently shipping Check ID, the professional ID scanner for age verification. And ShowRing, a companion app for horse shows.

Get in touch

Now

October 2026

Check ID for Teams console is in previews, releasing soon. Sudoku 2.3 is on the way — Daily puzzles with a friends leaderboard, world ranking, and CloudKit sync.

What I'm working on

Check ID

Age verification & compliance for retailers and venues.

Live

ShowRing

A companion app for horse shows. Available on the App Store.

Live

Apparent Logic

iOS & Apple platform consulting. 20 years building for Apple.

Open

About

I've built for Apple platforms for twenty years — work shipped for NFL, Calm, Chipotle, Food Network — and now my own products. Check ID and ShowRing are the focus right now, both built privacy-first and bootstrapped. Working on problems I find interesting. Based in San Francisco.