Read about my iPhone development in this blog

Listen to me talk about some of my apps on this radio show with host Peter Wetzler on WGXC. (February 2011, but still pretty good).

You can hear a few demos and examples of various musical apps on SoundCloud

Here are links, performances, recordings, and videos by people using my apps! Thanks, folks, keep the music coming!

Here are App Reviews and Responses to them!

[Droneo]

Bout time!!!!!
by Hashiki - Version 1.3.44 - Dec 30, 2012
Henry's apps are all top notch essentials and ive been waiting for this one my whole life even though i had no idea it ever would exist!
Delicious
by Calroy
Super well designed app, beautiful UI, delicious drones. The tone spiral is brilliant. Using this app for intonation practice as well as live performing.

[synthicity itself]

Seriously UnderRated !!!!

by DRKPHK
I could not give this cat enough stars ... THE LEVEL OF IGNORANCE OF THE MAJORITY OF pEOpLE/consumerS IN THIS BARELY SOVEREIGN COUNTRY IS APPALLINGLY MORE OBVIOUS TO ME THAN EVER;SHAMEFULLY SO LOW A LEVEL SEEMS TO ASSUMED BY ALL ...NOT THIS GUY THOUGH I LOVE HIM .The only developer who's app I get after just reading their name!!! BEWARE HE THINKS & if you use his stuff yoU might TØØ?

and here's another one:
Synthicity is like no other!

by Sparkly Hippo on June 4, 2012

A very musically advanced and fun instrument! The new tones are great and very usable, whether in recording or instantly expressive play. Lowengard apps are some of the coolest in the store. Dig?

Facebook! You can do all that facebooky social networkery stuff to talk about my apps!