Just remember the golden rule of emulation: Don't pay for it. If a site is charging you for the "Better" version, they are lying. The patches are free, open-source community fixes.
: Most changes are designed so that any Pokémon caught can still be traded or used in legitimate games without being flagged as "illegal". Pokémon Perfect Ruby pokemon omega ruby 14 3ds rom better
Most modern "Complete" or "Decrypted" ROMs for the 3DS are pre-patched to v1.4. If you are playing on an actual 3DS, you can still download the update data from the Nintendo eShop Just remember the golden rule of emulation: Don't pay for it