NDS Backup Adapter Plus:
-Supports updates so games that currently are unsupported may be supported in the future.
-Supports backing up games with IR ports
-Supports backing up 3DS save files (with firmware upgrade v3.0
-Simple software. Beginner friendly.
-Windows 7 64 bit drivers
require Driver Signature Enforcement to be overridden. Options include pressing F8 on start up then selecting Disable Driver Signature Enforcement, or using the Driver Signature Enforcement Overrider.
-Doesn't backup ROM data (however, this will save you legal trouble)
Where to buy:
- I recommend these guys (at least for Canada and US residents). However, the price is higher than at other places.
- I haven't heard of these guys until I did a bing search to find other stores to link to here. Buy at your own risk (however, they may still be a good store)
- Same story as Renchi