Delta - Game Emulator

Delta - Game Emulator

All-in-One GBA4iOS Successor


1.5.4for iPhone, iPod touch
4K+ Ratings
Testut Tech
67.4 MB
May 17, 2024
Update Date
in Entertainment
Age Rating
Age Rating
Apps in this category do not contain restricted content.
Apps in this category may contain mild or occasional cartoon, fantasy or real-life violence, as well as occasional or mild adult, sexually suggestive or horrifying content and may not be suitable for children under 9 years of age.
Apps in this category may contain occasional mild indecent language, frequent or intense cartoon or real-life violence, minor or occasional adult or sexually suggestive material, and simulated gambling, and may be for children under 12 years of age.
You must be at least 17 years old to access this App.
Apps in this category may contain frequent and intense offensive language; Frequent and intense cartoon, fantasy or realistic violence: frequent and intense adult, scary and sexually suggestive subjects: as well as sexual content, nudity, tobacco, alcohol and drugs, may not be suitable for children under 17 years of age.
Delta - Game Emulator Screenshots
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About Delta - Game Emulator

Delta is an all-in-one emulator for iOS. Delta builds upon the strengths of its predecessor, GBA4iOS, while expanding to include support for more game systems such as NES, SNES, N64, and DS.


Supported Game Systems
• Nintendo Entertainment System
• Super Nintendo Entertainment System
• Nintendo 64
• Game Boy (Color)
• Game Boy Advance
• Nintendo DS
• And plenty more to come!

Controller Support
• Nintendo Switch Pro controllers, Joy-Cons
• Nintendo Switch Online controllers (NES, SNES, N64)
• PS4, PS5
• Xbox One S, Xbox Series X
• MFi game controllers
• Bluetooth & wired keyboards

Save States
• Save and load save states for any game from the pause menu.
• Lock save states to prevent them from being accidentally overwritten.
• Automatically makes backup save states to ensure you never lose your progress.
• Support for “Quick Saves,” save states that can be quickly saved/loaded with a single button press (requires external controller).

• Supports various types of cheat codes for each supported system:
• NES: Game Genie
• SNES: Game Genie, Pro Action Replay
• N64: GameShark
• GBC: Game Genie, GameShark
• GBA: Action Replay, Code Breaker, GameShark
• DS: Action Replay

Delta Sync
• Sync your games, game saves, save states, cheats, controller skins, and controller mappings between devices.
• View version histories of everything you sync and optionally restore them to earlier versions.
• Supports both Google Drive and Dropbox.

Custom Controller Skins
• Beautiful built-in controller skins for all systems.
• Import controller skins made by others, or even make your own to share with the world!

Hold Button
• Choose buttons for Delta to hold down on your behalf, freeing up your thumbs to press other buttons instead.
• Perfect for games that typically require one button be held down constantly (e.g. run button in Mario games, or the A button in Mario Kart).

Fast Forward
• Speed through slower parts of games by running the game much faster than normal.
• Easily enable or disable from the pause menu, or optionally with a mapped button on an external controller.

3D/Haptic Touch
• Use 3D or Haptic Touch to “peek” at games, save states, and cheat codes.
• App icon shortcuts allow quick access to your most recently played games, or optionally customize the shortcuts to always include certain games.

Game Artwork
• Automatically displays appropriate box art for imported games.
• Change a game’s artwork to anything you want, or select from the built-in game artwork database.

• Gyroscope support (WarioWare: Twisted! only)
• Microphone support (DS only)
• Support for delta:// URL scheme to jump directly into a specific game.

**Delta is in no way affiliated with Nintendo. The name "Nintendo" and all associated game console names are registered trademarks of Nintendo Co., Ltd.**
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What's New in the Latest Version 1.5.4

Last updated on May 17, 2024
Old Versions
Adobe threatened legal action unless we changed our app icon — so we did! Hope y'all like it :)

• New icon to avoid legal trouble
• Revised context menu for games
• Fixed exporting save file without file extension
• Fixed broken melonDS BIOS FAQ link
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Version History
May 17, 2024
Adobe threatened legal action unless we changed our app icon — so we did! Hope y'all like it :)

• New icon to avoid legal trouble
• Revised context menu for games
• Fixed exporting save file without file extension
• Fixed broken melonDS BIOS FAQ link
Apr 25, 2024
• Pre-fills game name in Games Database search field
• Fixed using touch screen when AirPlaying DS games
• Hides "Genesis" controller mapping while Genesis support is in beta

Thanks so much for using Delta! Glad to see everyone enjoying their favorite retro games :)
Apr 17, 2024

Local Multiplayer (thanks Ian Clawson!)
* Play multiplayer NES, SNES, and N64 games with friends
* Supports up to 4 players

AirPlay Support
* Stream your games to the big screen with AirPlay
* [DS] Layout screens horizontally or vertically on TV
* [DS] Optionally AirPlay just top screen for true multi-screen experience

Error Log
* Added detailed logging to help debug issues, especially related to syncing
* View complete error log by pressing "Export Error Log" in Settings


Delta Sync
* Automatically resolves Cheat + ControllerSkin sync conflicts
* Syncs `GameSave.sha1` hash between devices to prevent redundant uploads
* Displays activity indicator when signing in
* Delays seeding Delta Sync database until initial sync
* Delays sync until after interactive Settings dismissal has completed
* Uses local modification date when uploading changes
* De-authenticates existing service when switching services
* [Dropbox] Improved error message when remote storage is out of free space

Non-MFi Controller Support
* New default mappings for single Joy-Cons and Switch NES/SNES controllers
* Uses Logo/Home button as Delta pause button if controller has one

* Revised UI to use modern "inset grouped" style
* Uses large titles where appropriate

* Adds "Learn More" links to FAQ thoughout the app
* Replaces `UIDocumentBrowserViewController` with `UIDocumentPickerViewController` on iOS 17+
* Skips checksum verification when importing zipped games
* Displays "Touch Screen" instead of "iPhone" or "iPad" when using touch controls


Delta Sync
* Fixed "Harmony.sqlite couldn't be opened" sync error when there are more than 1000 games
* Fixed "file does not exist" sync error after restoring previous version
* Fixed Delta Sync switch remaining OFF if users cancels "Disable Syncing?" warning alert
* Fixed incorrect mass conflicts when signing out then back in
* Fixed missing references to remote files when signing out then back in
* Fixed queued syncs sometimes fetching outdated changes
* Fixed accidentally using wrong account when signed-in to multiple services
* Fixed issue causing Delta to skip seeding syncing database, potentially overwriting local data with old remote data
* Fixed incorrectly marking some game saves as conflicted during initial sync
* Fixed accidentally signing-out after signing-in to previous Google Drive account
* Fixed accidentally deleting Games directory during sync in rare circumstances

Delta - Game Emulator FAQ

Delta - Game Emulator is available in regions other than the following restricted countries:
Bulgaria,Lithuania,Luxembourg,Greece,Netherlands,Malta,Portugal,Ireland,Estonia,Hungary,Poland,Sweden,Spain,Finland,Slovakia,Austria,Romania,Denmark,Italy,Czech Republic,Germany,Belgium,Latvia,Slovenia,Cyprus,France,Croatia
Delta - Game Emulator supports English
Click here to learn how to download Delta - Game Emulator in restricted country or region.
Check the following list to see the minimum requirements of Delta - Game Emulator.
Requires iOS 14.0 or later.
iPod touch
Requires iOS 14.0 or later.

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