MFKAPPS 4 min read
Building Subly: the calendar math behind subscription renewal dates
Predicting a subscription's next charge date sounds trivial until you hit month-end billing, leap years, and trial conversions. Here's how Subly gets it right, on-device.
#android
#engineering
#subscriptions
MFKAPPS 6 min read
Subscription overload: why I'm done linking my bank to apps
Subscription-tracker apps usually solve the problem by asking for your bank login. In 2026 there's a calmer way — on-device bill scanning, no Plaid, no aggregator.
#privacy
#subscriptions
#opinion