Citrahold provides you with everything you need to easily move game saves from a physical 3DS to a 3DS emulator on your computer (and vice versa).

It basically allows you to cloud-sync your saves for if you like to play a game across a real 3DS and an emulator.

Please visit the website for much more information! It has everything you need in order to set it up.

Checkpoint (or another competent save manager) and an Internet connection are also required.