While it may look like the original game in screenshots, the gameplay in the 1.4 APK is extremely limited compared to the full PC or console version:
Searching for “GTA 5 v1.4 APK download for Android” leads to many third-party sites offering a file claiming to be Grand Theft Auto V for phones. Gta 5 Via 1.4 Apk Download For Android
Rockstar has released several older GTA titles for Android. These are safe, legal, and optimized for touchscreens. While it may look like the original game