Searching for "PSPISO Club" in relation to GTA 5 reveals that there is no official way to play GTA 5

Modded Versions: These are often Grand Theft Auto: San Andreas or Vice City Stories modified with "GTA 5 textures," icons, and character skins to look like the newer game.

3. PSPiso Club Reputation

PSPiso used to be a very legitimate and popular forum back in the peak PSP era (2007–2011) for ISOs and CSOs. However:

1. Buy an Official Port (The Best Way)

• PlayStation 4/5 or Xbox One/Series X|S: The best way to play GTA 5 portably? Use Remote Play on a phone or PS Vita with a strong Wi-Fi connection.
• Nintendo Switch: GTA: The Trilogy – Definitive Edition (III, VC, SA) is available. GTA 5 is not on Switch.