Delta Emulator is an iOS multi-system emulator written from the bottom up by Riley Testut, the previous lead developer of popular emulator, GBA4iOS.

NEW FEATURES

Supports new Quick Save, Quick Load, and Fast Forward actions in controller skins

Supports Core Image-based filters in controller skins

Assign controller skins per-game

Export game save files by long-pressing game to reveal context menu

Browse all Delta files in Files app, including emulator configuration files

Supports 8-character NES Game Genie cheat codes

BUG FIXES

Fixes overwriting save files when previewing games

Fixes incorrect cheat formatting

Requires downloading compatible Delta skin