Here links to the current J-E translations of the descriptions of various mobile-Java tools, plus capsule reviews.
A compression tool that uses two Java-specific techniques: (1) it rewrites JAR/JAM file-embedded identifiers as single-character names, to the extent possible, and (2) it can crunch classes, shortening iAppli by as much as 50%, depending on your coding style. It seems it actually does in-line expansion of methods, where this would save space -- Deep Compiler Sorcery. The author's research group pulls off this kind of magic routinely in other areas-- now they're just applying their dataflow- analysis wizardry to iAppli. CAVEAT: as the author duly warns, this package can, indeed, Blend Your Java a number of different ways. So don't stick anything down there that would ruin your dinner party if you couldn't serve it up.
An iAppli development tool. Manish also has some tips on how to use it