Just remember all 3DS games are region locked. Preparing your 3DS SD card for the hack: First you need to download the 3DS Homebrew Starter Pack Now you need to put the SD card that's in your Nintendo 3DS in to the PC using a card reader. If you do not have a card reader the Integral SD (Secure Digital) Single Slot Reader is cheap and will work.
Get the most of your Pokemon game for 3DS! Check out these various tutorials and resources for hacking 3DS Pokemon Games. If you’re interested in hacking the DS Pokemon games, check here.
These are tools for:
How To Cheat On Games On The 3ds Sd Card Reader
- Pokemon X/Y
- Pokemon Omega Ruby/Alpha Sapphire
- Pokemon Shuffle
- Pokemon Sun/Moon
- Pokemon Ultra Sun/Ultra Moon
- To answer your exact question, No. The Nintendo 3DS has a SD card slot but you can't store games downloaded from internet on the default SD card which is used to store content/demos downloaded from the eshop. However, you can find Flash Cards on.
- Install NitroHax.cia with your preferred CIA installer. Place an Action Replay XML file (cheats.xml) to a location on your 3DS SD card. Insert the game you intend to use NitroHax with. Start NitroHax from 3DS Home Menu.
Homebrew
- PKSM by BernardoGiordano (All-In-One Tool) – Edit your save directly from 3DS
- Pokemon Homebrew Bank by Gocario (for XY/ORAS)
- Pokemon Homebrew Bank GB by Gocario (for Red/Blue/Yellow)
- PCHex++ by Slashcash (XY/ORAS)
Completed ROM Hacks
How To Cheat On Games On The 3ds Sd Card Play
Save Editors
- PKHeX by Kaphotics (Windows)
- PSSE – Pokemon Shuffle Save Editor by SciresM
Applications for NTR CFW

- PKMN NTR – Pokémon Memory Editor by fadx (outdated)
- PKMN NTR by drgoku282 (BEST)
- Pokemon X/Y/OR/AS Multi Cheat Plugin by hartmannaf
- Pokemon Sun/Moon Multi Cheat Plugin (SUMOHaX) by Sasori
How To Cheat On Games On The 3ds Sd Cards
Other Tools

- SVDT – Save Data Explorer/Manager by meladroit
- JKSM – Save Manager by JK_