The tts_nua_ve1 voices I use for Israel also work for LUNA, the VocalizerEx I use for PAL also work for LUNA and Israel.

The other option is the Voice Greek Universal Unisex which allows you to use the Google voice which is usually the one set by default on Android devices.

In Italy the Nuance/Vocalizer even if they are the same as 5 years ago are better than the Google voice, in other languages it may be the opposite, the Google voice has improved a lot lately.