Math Buddies

Building Math Buddies With My Daughters as QA

6 November 2026
I build Math Buddies with my daughters. They are 8 and 11, and they are the app's QA team. Every week we sit down for a family build session, play what I have been working on, and decide together where the app goes next. They are the reason the app is shaped the way it is, and they catch things no adult tester ever would.

Apple Retention Messages Are Live: What I Am Setting Up

6 November 2026
Apple opened retention messages to every subscription app on November 4. No closed beta, no registration, no API build required for the basic version. If you sell a subscription on the App Store, you can now put a message in front of a subscriber right as they are about to cancel. I am setting this up for Math Buddies Pro, and here is the plan.
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