oushima7391 on Reddit showcases direct Pokémon trading working between their iOS GBA emulator and Nintendo Switch! No release date or download is planned.
"Actually made this code 3 days after Pokémon Fire Red released for the Switch but never showed it to anybody before."
Improved the Character sprites to walk smoothly
Added 3D Dialogue/Context Bubbles that appear over the interacted character’s head
Experimenting with a Mixed Reality “Room” Feature that reskins your real world with textures from the game area you’re in
Battles are still WIP