Mobile/PhoneGap

Android
There seems to be a bit more info on translatewiki:Translating:WikipediaMobile.

Availability
 * 1.0 in Android market
 * planned: Amazon App Store
 * planned: F-Droid

Test builds
 * latest build (more builds)

Building You'll need to download: /Android build instructions
 * The latest Android SDK (r16 as of Jan 2012).
 * Our source code for the Wikipedia app. If you don't already have git, install it.  Then fork or clone our repository.

iOS
Availability
 * not yet released

Test builds
 * not yet generated

Building
 * /iOS build instructions

Web app
Availability
 * no release -- meant for testing for now

Testing
 * /Web app testing instructions

General issues

 * /Scrolling