Arcade cabinets used a 4:3 aspect ratio. Keep this setting native to avoid stretching the game art, or enable "Smooth Scaling" if you prefer a widescreen look. Troubleshooting Common Issues
If you do not have a computer, you can use third-party app stores like Scarlet, Signulous, or AppDB.
This is the most stable and popular free method. It uses your personal Apple ID to sign the app. Download to your computer (Mac or Windows). Connect your iPhone/iPad to the computer via USB. Mame4ios Ipa
: Supports thousands of classic 8-bit, 16-bit, and early 3D arcade games.
Once installed, you’ll need to add arcade ROMs. MAME4iOS expects ROMs in (do not unzip them). Arcade cabinets used a 4:3 aspect ratio
The Ultimate Guide to MAME4iOS IPA: Play Classic Arcade Games on Your iPhone
Copy your ROM ZIP files into the ROMs folder inside the MAME4iOS directory. Launching the Games Open MAME4iOS on your iPhone. This is the most stable and popular free method
Download and set up AltStore on your PC or Mac, then connect your iPhone via USB.