Delta

Spec sheet

Product

Delta is an all-in-one emulator for iOS and iPadOS and the successor to GBA4iOS.Read 4 Oct 2026 · apps.apple.com

Controllers

Delta supports iOS-compatible controllers and keyboards, including listed Xbox, PlayStation, and Nintendo controllers, and allows button remapping.Read 4 Oct 2026 · faq.deltaemulator.com

Developer

The official team page identifies Riley Testut as Delta's developer and Shane Gill as responsible for operations.Read 4 Oct 2026 · faq.deltaemulator.com

Distribution

The official guide directs users in EU countries to AltStore PAL and users outside the EU to the App Store.Read 4 Oct 2026 · faq.deltaemulator.com

Game files

Users import ROM files into their library, with documented formats for NES, SNES, Game Boy, Game Boy Color, Game Boy Advance, Nintendo DS, Nintendo 64, and Sega Genesis.Read 4 Oct 2026 · faq.deltaemulator.com

Game systems

The listing names support for NES, SNES, Nintendo 64, Game Boy and Game Boy Color, Game Boy Advance, and Nintendo DS.Read 4 Oct 2026 · apps.apple.com

Online play

Delta connects compatible Nintendo DS games to community-hosted Nintendo WFC servers and lets users choose a listed server or enter a custom DNS.Read 4 Oct 2026 · faq.deltaemulator.com

Patreon benefits

Linking a Patreon account can provide experimental features and alternate app icons, while downloading the full beta requires AltStore PAL or AltStore Classic.Read 4 Oct 2026 · faq.deltaemulator.com

Save states

Delta supports manual, automatic, locked, and preview save states, and its guide recommends in-game saves as more reliable than save states.Read 4 Oct 2026 · faq.deltaemulator.com

Sync integrations

Delta Sync can sync games, save files, skins, and BIOS files through Google Drive or Dropbox.Read 4 Oct 2026 · faq.deltaemulator.com

Sync visibility

The guide says Delta files are not visible in Google Drive; files are visible in Dropbox but should not be edited because this may cause data loss.Read 4 Oct 2026 · faq.deltaemulator.com

Plans and prices

Every Delta plan and price →

Where Specifiction places it

• Nintendo DS Emulators#6 of 187.7
• Game Boy Advance Emulators#12 of 297.8
• Sega Genesis Emulators#16 of 297.6
• Nintendo 64 Emulators#14 of 247.6
• Multi-System Emulators#32 of 547.7