The next update to Etude is out! It’s a free upgrade for all users, so go get it on the App Store! Here’s what’s new:
NEW FEATURES (iPad):
- Now supports scores with multiple instruments.
- New synthesizer offers improved sound quality
- On piano pieces, individual hands can be toggled on and off and shown in different colors.
- [...]

At long last, Etude 1.2 was approved today. Here’s what’s new!
New Features

New “page background” setting
New compact “list mode” for song picker screen
“Share” feature is now also available for iPad users

Bug Fixes

Keyboard diagram now accurately reflects the range of a standard 88 key piano
Fixed bug where playback speed change did not take effect immediately
Fixed several graphical [...]

An iPad version of our music app Etude is now out. It’s a free upgrade for existing users (just update to version 1.1) and costs $4.99 otherwise.

Today we’re introducing a new iPhone app that’s been in the works for the past 6 months or so, and almost two years in various forms.
It’s called Etude, and the best way to describe it is “sheet music on steroids.” It combines traditional sheet music with an on-screen keyboard whose keys light up to reveal [...]

ShoveBox Mobile 1.0.3 was approved for the App Store today. It fixes a bug with the “new picture” button.

ShoveBox Mobile 1.0.2 has just hit the App Store.
Here’s what’s new:

Redesigned interface: You can now create a text entry in one click, as well as import saved images.
Fixed bug in comments screen on version 3.0 of the OS.

uLocate Communications, a Boston-area startup I’ve been involved with since early 2008 has just released WHERE for the iPhone.
WHERE is a location-based application that runs a number of "widgets" to do anything from show you what events are going on around you to help you identify constellations.
My largest contribution to the product was the map [...]

PhoneFinger is a small app I wrote to solve a frustration I found early on in developing iPhone software: the simulator makes using the interface you designed look way easier than it really is! PhoneFinger simulates a human finger (complete with smudges) to help expose hidden usability problems.

I wrote it a couple months ago but [...]

I decided to port Otis to the iPhone using the new SDK. It’s a little fancier than its Mac-based cousin, as I’ve been using CoreAnimation on it. Here’s a quick demo movie:
Download (.mov, 580KB)

Still needs a little work (nicer graphics, performance optimization, etc), but I think I’m off to a good start. I had the [...]

Video:
Slides:
iphonedev.pdf (7.5 MB)
I went to MobileCampBoston today and gave my talk on iPhone development. I had decided to toss out the slides I made for it, figuring people would be more up for a discussion than an organized presentation…then decided at the last moment to finish up my presentation.
I felt pretty confident after I gave [...]