Version 2022.5

Updated to MAME 250.
tvOS UX: use a Alert instead of a inline Segmented Control.
Show upload feedback in Web Server UX.
Added Make First Favorite to game context menu.

Version 2022.4

Updated to MAME 248.
use first media type (ie -flop1 over -flop4)

Version 2022.3

iOS 16 support

Version 2022.2

Updated to MAME 244.
hi-res font for MAME Config Menu.
use the entire screen (ignore safe area) if Keep Aspect Ratio is OFF
better touch mouse support, tap is LEFT button, two finger tap is RIGHT button.
- touch mouse can be enabled or disabled in Settings > Input Options > Touch Analog
Support for YUV textures used by Laserdisc based games (Dragon's Lair, Fire Fox, etc)

Version 2022.1

Updated to MAME 241.
Minimum version is now iOS 13.4, tvOS 13.4, and macOS 10.15.5 (Catalina)
Removed MAME4mac build Target, build MAME4iOS for Catalyst instead
Support for Software keyboard for machines that need keyboard input.
Non git-tracked Developer.xcconfig
Minimal Benchmark support, results stored in benchmark.csv
- Benchmark button at bottom of Settings
fix for MAME Artwork
- Game & Watch artwork issues
Ignore software-lists on 139
- dont filter Consoles when Hide BIOS option selected.
game controller can now be used to drive choose game UX
- MENU => ContextMenu
- OPTION => Settings
new Alert and Action Sheet UX
added AddROMS button to toolbar
create software and shaders directories at startup, if they dont exist
- software contains non-software-list files (cart, flop, roms, etc...)
- shaders is for a future release
show romless Arcade games, like breakout and pong
- see list below
support romless Console Machines
- any file in the software folder can be play'd via a supported Machine.
- see list below
support running non-software-list ROMs
- Any files in the software directory will be shown, and user can choose machine to run.
- Import most known file types automaticly
get info on any game, not just ones with info in HISTORY.DAT
added a Play With... context menu item to games that can be played on multiple machines.
collapse sections for clone machines and Consoles by default.
remember and try to restore the selected item in Choose Game UX
added a "Group by Software" option, this will create sections by Software List name not Machine/System name
HUD on tvOS works with any game controller, when HUD is enabled in-game menu is the HUD.
Filter NTSC and PAL Software Lists.
- uses adhoc method based on Machine description.
Added "Paste Image" to set the title image used in Choose Game UX.
Support adding additional command line arguments for a game/software title. Long tapping a game/title will now show a "Add Arguments..." in the context menu that will let you add command line arguments. Use with caution and only if you know what you are doing :)

ROMless Arcade Machines

Name	Description
pongf	Pong (Rev E) [TTL]
pongd	Pong Doubles [TTL]
rebound	Rebound (Rev B) [TTL]
breakout	Breakout [TTL]

ROMless Console Machines

The following is a list of some of the Consoles and file types supported by MAME4iOS "out of the box"

Name	Description	Media File Types
a2600	Atari 2600 (NTSC)	a26, bin
a2600p	Atari 2600 (PAL)	a26, bin
gen_nomd	Genesis Nomad (USA Genesis handheld)	md, smd, bin, gen
genesis	Genesis (USA, NTSC)	cmd, smd, bin, gen
megadrij	Mega Drive (Japan, NTSC)	md, smd, bin, gen
megadriv	Mega Drive (Europe, PAL)	md, smd, bin, gen
megajet	Mega Jet (Japan Mega Drive handheld)	md, smd, bin, gen
nes	Nintendo Entertainment System / Famicom (NTSC)	unif, nes, unf
nespal	Nintendo Entertainment System (PAL)	unif, nes, unf
1292apvs	1292 Advanced Programmable Video System	rom, tvc, bin, pgm
1392apvs	1392 Advanced Programmable Video System	rom, tvc, bin, pgm
pico	Pico (Europe, PAL)	md, bin
picoj	Pico (Japan, NTSC)	md, bin
picou	Pico (USA, NTSC)	md, bin
vboy	Virtual Boy	vb, bin
sgx	SuperGrafx	cue, gdi, toc, chd, bin, cdr, nrg, pce, iso
pce	PC Engine	cue, gdi, toc, chd, bin, cdr, nrg, pce, iso
tg16	TurboGrafx 16	cue, gdi, toc, chd, bin, cdr, nrg, pce, iso

Console Machines and Computers (that require BIOS)

The following is a list of some of the Consoles, Computers, and file types supported by MAME4iOS, but BIOS files must be installed first.

Name	Description	Media File Types
a5200	Atari 5200	rom, a52, bin, car
a800	Atari 800 (NTSC)	rom, xfd, atr, dsk, bin, car
a7800	Atari 7800 (NTSC)	a78
famicom	Famicom	unif, nes, unf
fds	Famicom (w/ Disk System add-on)	fds
snes	Super Nintendo Entertainment System / Super Famicom (NTSC)	sfc
snespal	Super Nintendo Entertainment System (PAL)	sfc
32x	Genesis with 32X (USA, NTSC)	32x, bin
32xe	Mega Drive with 32X (Europe, PAL)	32x, bin
32xj	Mega Drive with 32X (Japan, NTSC)	32x, bin
neogeo	Neo-Geo MV-6F	neo, bin
ngp	NeoGeo Pocket	npc, ngp, ngc, bin
ngpc	NeoGeo Pocket Color	npc, ngp, ngc, bin
n64	Nintendo 64	rom, v64, n64, z64, bin
n64dd	Nintendo 64DD	bin, 2mg, rom, n64, z64, hdv, hd, v64, chd, hdi
c64gs	Commodore 64 Games System (PAL)	a0, 80, prg, t64, e0, p00, crt
c64	Commodore 64 (NTSC)	d64, tap, prg, a0, g64, 80, g41, g71, wav, p00, mfi, dfi, t64, e0, crt
gameboy	Game Boy	gb, gbc, bin
gba	Game Boy Advance	gba, bin
gbcolor	Game Boy Color	gb, gbc, bin
apple1	Apple I	wav, snp
apple2	Apple ][	do, mfi, dsk, rti, edd, wav, woz, nib, dfi, po
apple2gs	Apple IIgs (ROM03)	mfi, edd, mfm, td0, 360, img, do, nib, imd, dc42, hfe, rti, ima, po, d77, ufi, woz, dsk, 2mg, cqi, dfi, cqm, d88, 1dd
mac128k	Macintosh 128k	d88, dsk, cqm, d77, img, dc42, mfm, 2mg, 1dd, cqi, imd, dfi, mfi, woz, td0, ufi, 360, ima, hfe
ibm5150	IBM PC 5150	mfi, td0, mfm, wav, hdv, 360, img, hd, xdf, imd, hfe, 2mg, ima, hdi, d77, ufi, dsk, chd, cqi, dfi, cqm, d88, 1dd
bbca	BBC Micro Model A	wav, uef, rom, bin, csw
bbcb	BBC Micro Model B	adf, mfi, fsd, td0, mfm, wav, 360, ads, csw, img, rom, prn, adl, imd, bin, bbc, hfe, adm, ima, d77, dsk, ufi, uef, ssd, cqi, dfi, dsd, cqm, d88, 1dd

Version 2022.0

Updated to MAME 239.
Support CHEATs and HISCOREs for latest MAME, and stay compatible with 139.
On-screen MENU selection will wrap top to bottom, and bottom to top.

Version 2021.8

Updated to MAME 238.
Build in all MAME software list XML files, no need to import XML files anymore.
Added Menu (and button in Settings) to open Document directory in Files.app (or Finder.app)
Handle romsets names that end with dash number. (like packman - 3.zip)
Dont conflict with system keyboard shortcut for Prefrences CMD+,
Handle system keyboard shortcut for Escape CMD+.
Build LIBMAME via Xcode, no more need to run scripts from Terminal.app
fix MOUSE and LIGHTGUN input in MAME 2xx build.
Import CHD files. if the CHD file is named <romname>.chd it will be copied into roms/<romname>
added Use DRC Option. disable the use of DRC on MAME 2xx, for some games.

Version 2021.7

NOTE MAME4iOS 2021.7 comes in two versions, one that uses MAME 139u1, and one that uses the latest MAME (currently 234). Make sure you download the version that is compatible with your ROMs, You can get the current version from the Settings page. If you want to use software based (ie cartridge, etc) romsets, please read the Software Lists section in the HELP or README.

OSD changes.
Ability to build with latest MAME version
New Category.ini from MAME 230
Attack of the Clones! - support import of merged romsets.
MAME Software List (aka softlist) support.
- allow sloftlist XML files to be imported.
- smart import of software romsets.
Collapsable sections in ChooseGameUI
Snapshot button on HUD and ability to use a Snapshot as Title image.
handle import of 7z files.
- 139 version of MAME4iOS will ignore 7z romsets
Support for new Apple Remote with tvOS 14.6
Added ability to group Clones in a different section in ChooseGameUI

Version 2021.6

Mouse device support.
MAME full keyboard support.
Remove Netplay
OSD cleanup.
Option to turn ON/OFF haptic feedback.
New in-game menu using InfoHUD technology.
New Game Controller MENU modifiers.
- MENU+A Speed 2x
- MENU+B Pause MAME
Remove ColorSpace choices from the UI.
Remember changes made in Shader parameter editor.
HUD Info mode.
Native Metal FPS display.
Support extra brightness on HDR displays.
tvOS HUD can be used on tvOS, but only with SiriRemote.
macOS use larger fonts for MENU and ChooseGameUI (like tvOS).
macOS ⌘+ENTER will cycle through FULLSCREEN modes.

Game controller MENU combos

MENU	Open MAME4iOS MENU
MENU+L1	Player Coin
MENU+R1	Player Start
MENU+L2	Player 2 Coin
MENU+R2	Player 2 Start
MENU+A	Speed 2x
MENU+B	Pause MAME
MENU+X	Exit Game
MENU+Y	Open MAME menu
MENU+DOWN	Save State ①
MENU+UP	Load State ①
MENU+LEFT	Save State ②
MENU+RIGHT	Load State ②

Version 2021.5

Metal only, remove support for a software renderer.
Fixed mirroring orientation in games like Lethal Enforcers, Space Gun

Version 2021.4

Better support for MFi controllers.
Game Controllers with more than two menu buttons (Xbox, DualShock, Xinput, Nimbus+, new MFi)
- Left menu button is always SELECT
- Right menu button is always START
- SELECT + START will bring up MAME4iOS menu
- holding down SELECT or START will show a quick help HUD
on iOS 14+ (not on tvOS) the XBox GUIDE button, and the DualShock PS button can be used instead of SELECT+START

Version 2021.3

This is a Mac-only release that has all the updates to 2021.2 and supports both Intel and Apple Silicon Macs.

Version 2021.2

Fix for dynamic recompile core setting for games like Killer Instinct

Version 2021.1

bugfixes for tvOS.

Version 2020.14

Build on Xcode 12.2
Build Simulator and Catalyst on a Apple Silicon (M1) machine.

Version 2020.13

New default artwork.
Netplay bugfix, must be running a game to join or host.
Save independant HUD position for landscape/portrait.
iOS 14 Widget.
tvOS TopShelf
New ChooseGameUI look.
iCloud import, export, and sync.
Mame Warning messages now have their own Mame Menu entry.

Version 2020.12

Metal frame-skip updates and fixes.
Updated the lineTron vector shader.
The HUD will honor the system DynamicType size.
PINCH and ZOOM to resize the HUD to exacly the size you want.
set MAME pause_brightness to 1.0
Support for Xbox GUIDE, DualShock PS, and Steam STEAM buttons on iOS 14.
Support WideColor (aka DisplayP3) devices.
Support SlideOver and SplitScreen on iPad.
Support macOS via Catalyst, requires macOS 10.15 (aka Catalina) or higher.
Mac menu bar and edge to edge game window.
A,B,Y,X,L,R on a hardware keyboard will function as buttons.
lineTron and simpleTron are now used as the default LINE and SCREEN shaders.
Skin support, use Export Skin... to create a Skin template file, and open the README.md inside the Skin.

Version 2020.11

Added new Vector Shader category for Vector games on both iOS and tvOS.
The HUD has received a lot of Ux updates, better sizing, new options, etc.
The HUD will honor the system DynamicType size.
Added a means to Pause MAME but still tweak the Shaders in realtime (available in debug mode).
Various texture cache fixes.
Added in ulTron CRT Screen Shader: this is the ulTimate CRT shader but it is very heavy to compute and may not perform in realtime on lower class hardware and/or at higher Resolutions.
Renamed the simpleCRT Screen Shader to simpleTron, to better align with the other shader naming conventions.
Added in lineTron Vector shader, for the best dang lookin' Vector games around...
P3 and P4 Start in the in-game and HUD menu.
MAME Soft Reset (aka F3) in the HUD.

Version 2020.10

New megaTron Shader.
Render with Metal on external displays.
Video Options are no longer specific to Portrait or Landscape.
- except option to default to fullscreen.
New HUD UI, turn on showHUD to play with it.

Version 2020.9

Support for rendering with Metal (new)
- Metal can be turned off in Options use Metal.
- Simple CRT Effect, emulate a old CRT monitor.
Video options (new)
- Use Integer Scaling Only
- Ability to select the ColorSpace used to display MAME screen.
Colorspace (new)
- DisplayRGB
- sRGB
- CRT (gamma 2.5)
- Rec709 (gamma 2.4)
Border options (new)
- Light
- Dark
- Solid Color
Effect options (was checkboxes, now a list)
- CRT
- Scanline
- Simple CRT (Metal only)
Filter options (was a checkbox, now a list)
- Nearest
- Linear
Artwork
- Artwork is shown at hires by default.
Add to Siri Support

Version 2020.8

Better INFO/HISTORY.DAT display in landscape (and tvOS)
Fixed tvOS MAME top shelf wide logo

Version 2020.7

Added in 4K/UHD MAME render resolution support so that MAME artwork looks much better
Added in iCade support for tvOS
Steam Controller support, controller must be in bluetooth mode and paired
Fixed issue where audio would stop when playing back content from another source or being interrupted by a phone call.
Set the audio catefory to AVAudioSessionCategoryAmbient so MAME4iOS will play nice with other audio apps.
Make the 🅐 🅑 🅧 🅨 layout consistent across iPhone and iPad.
Added a Nintendo Button Layout option. if enabled the 🅐 🅑 and 🅧 🅨 buttons will be swapped to match a Nintendo layout. This option has no effect on a custom layout, or a physical game controller.
Better handling for 2 Player games, a 1 Player and a 2 Player Start option will be on the in-game menu. We try to detect how many Players, Inputs, and Coins the current game is looking for and try to adapt to that.
Downgrade controllers, if you are trying to use Controller 3 on a game that only takes 2 inputs, Controller 3 will be mapped to Player 1.
Controller Identify, when you hit MENU on a controller the Player number is displayed as the title of the in-game menu.
Supports Controler trigger buttons L2, R2. MENU+L2 will Insert a P2 COIN, and MENU+R2 will do a P2 START.
Removed separate Load State and Save State from the in-game menu, to make room, the menu is cramped in landscape and tvOS
🅑 will exit a MAME menu
Added support for HISTORY.DAT and MAMEINFO.DAT. you can import a .ZIP file containing the files or manualy copy files into dats directory.

Version 2020.6

Version and Build info shown in Settings
Export all data for a game from Share context menu

Version 2020.5

Allow for the exporting of a game and all of its state (hiscores, saved state, artwork, etc)
Show app version number, and build info in Settings for easier tracking of builds
Added Reset option in Settings

Version 2020.4

Updated default game icon when icons are not in the game database such as neogeo.zip and others
Added a RESET TO DEFAULTS button
tvOS Settings page update and other UI/Layout improvements
Massive Zip import speed increase and refactoring
Added a means to filter by game driver such as CPS1, CPS2, etc