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


2015-01-13 – Updates to kwikkEmail (1.0.5) and PanemQuotidianum (1.2) bring iPhone 6 and 6 Plus support, as well as other iOS 8 improvements.

2014-12-09 – PracticeDeck 1.2.2 is out, squashing a couple weird iOS 8 bugs.


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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