Type of app: paid. 3 Numbers is a traveler’s multitool for the iPhone with 6 different utilities. It offers a great deal of functionality (including the ability to export an expense-tracking CSV to a desktop without syncing) and two user interfaces, one a fantastic Steampunk throwback to the age of adventurous journeys, the other a sleek all-business look. Read more.
3 Numbers has made the #1 paid Travel ranking on several global iTunes stores and hit #16 on the US paid Travel section. It has been #4 on the Netherlands store Travel section. 3 Numbers has been profiled on The Unofficial Apple Weblog, iLounge, and has been a long-term favorite on design ranking site notcot.org, among other press it has received.
WHAT THEY SAID iLounge: “…dressed up with richer golden tones, cogs, green buttons, and more ornate layouts. Most interesting is the app’s multi-functional approach…” TUAW: “…3 Numbers is more than just a pretty face, though. It has some unique features…”
A selection of technologies used in 3 Numbers
- Languages used in app programming & deployment: Objective-C, C, Perl, XML
- Core Animation
- Quartz 2D
- Custom gestures & Accelerometer tracking
- Core Audio (AudioToolbox)
- CFNetwork, NSXMLParser, CocoaHTTPServer (embedded web server), Bonjour
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