Hsoi Enterprises LLC: mobile app development, technical consulting, and training.


2014-06-26 – PracticeDeck 1.2.1 is now available. Squashed a bug.

2014-06-07 – PracticeDeck 1.2 is now available. Getting ready for iOS 8!

2014-05-19 – PanemQuotidianum 1.0.3 – More improvements!


Come join us at KR Training, Central Texas’ best and most affordable firearms and self-defense training since 1991.

See the KR Training Class Schedule for what’s being offered.

John’s training resumé.

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