Comparison of different Karaoke software

Feature vs. Karaoke software		UltraStar	UltraStar deluxe (USDX) < v1.1	UltraStar deluxe CMD	UltraStar deluxe (USDX) > 1.1	UltraStar World Party	Vocaluxe	Performous	UltraStar Play
new development or fork/redevelopment?		initial development	fork of UltraStar	fork of UltraStar deluxe	redevelopment (English), multiplatform support	"fork of UltraStar/UltraStar deluxe) a.k.a ""Spanish Mod"""	new development in C#	independent project	new development in Unity/C#
License		?	GNU GPL v2.0	GNU GPL v2.0	GNU GPL v2.0	GNU GPL v3.0	GNU GPL v3.0	GNU GPL v2 or later	MIT
Initiator, main developer(s)		Patrik Cebula ("Corvus5")	Jay Binks ("jaybinks"), Dirk Dunger ("blindy"), Alexander Eckart ("brunzel"), "eddie-0815", Mike Gränz ("mog"), Tobias Gunkel ("tobigun"), "mota", Alexander S. ("s_alexander"), Karl-Michael Schindler ("mischi"), Philipp Steinhardt ("whiteshark"), Stefan Ludowicy ("basisbit")	Alexander Eckart ("brunzel")	?	?	Alexander Eckart ("brunzel")	Asgard Sings! Lord-Kamina OzNog twollgam ooshlablu HetorusNL	Stefan Ludowicy ("basisbit"), "achimmihca"
Development timeframe		2005-2013	?	2009-2011	?	?-today	2012-today	2006-today	2020-today
Website		ultrastargame.com (via archive.org)	usdx.eu	usdx.eu	usdx.eu	ultrastar-es.org	vocaluxe.org	performous.org	ultrastar-play.com
Community & Contact		No	No	No	Gitter Chat	Forum	Github Discussions	Discord	https://discord.gg/PAUJFKCGbb Discord
Code repository		Sourceforge	Sourceforge / Github	Sourceforge	Sourceforge / Github	Github	Github	Github	Github
Latest stable release		1.0.2 (2012-09-28)	1.0.1a (2007-12-23)	1.0.1a r9.22 (2013-02-11)	2020.4.0 (2020-04-30)	21.02 (2021-02-07)	0.41 (2020-03-10)	1.3.0 (2023-09-04)	0.7.0 (Pre-release) (2022-08-20)
Programming language		Object Pascal/Delphi	Object Pascal/Delphi	Object Pascal/Delphi	Object Pascal/Delphi	Object Pascal/Delphi	C#	C++	Unity/C#
Code language		Polish	Polish	Polish / English	English	English	English	English	English
Supported OS		Windows Android	Windows	Windows	Windows OSX Linux	Windows Linux	Windows Linux (no official support)	Windows XP+ OSX 10.6+ Linux (Ubuntu, Debian, ArchLinux)	Windows OSX Linux Android, iOS, ...
Status		discontinued	discontinued	discontinued	low activity (last commit 2022-11-12)	low activity (last commit 2021-04-11)	low activity (last commit 2022-10-29)	high activity (last commit 2023-08-08)	high activity (last commit: 2022-11-03)
Translations (UI)		Croatian, French, Dutch, Polish, Lithuanian, Slovene, Czech, Finnish, Italian, Catalan, English, Portuguese, Slovak, Galician, Swedish, Turkish, Norwegian, German, Spanish, Russian	Croatian, French, Dutch, Polish, Slovene, Icelandic, Czech, Finnish, Italian, Cataln, Greek, English, Portuguese, Serbian, Slovak, Swedish, Norwegian, Chinese (simplified), Danish, German, Japanese, Spanish, Russian, Hungarian, Basque (Euskara)	?	?	?	Czech, Dutch, English, French, German, Hungarian, Italian, Portuguese, Spanish, Swedish, Turkish	Asturian (24%) Danish (9%) German (100%) Spanish (91%) Persian (55%) Finnish (57%) French (91%) Hungarian (53%) Italian (87%) Japanese (36%) Dutch (100%) Polish (58%) Portuguese (37%) Slovak (100%) Swedish (35%) Chinese (35%) still looking for translators	?
Difficulty levels		?	?	?	easy, medium, difficult	?	easy, medium, difficult	easy, medium, difficult	?
Theme support		?	?	yes	yes	?	yes	yes	?
Playlist support		no	yes	?	yes (.upl)	yes (.upl)	yes (.xml)	yes	yes (.upl)
Max. number of simultaneous singers		?	?	?	6	?	6	8	16
Challenge/Party mode		?	?	yes	yes	?	yes	no	?
Sing modi (extensibility)		?	?	?	?	?	?	?	?
Medley support		?	?	yes	yes	?	yes	?	?
Duets support (P1/P2)		?	?	yes	yes	?	yes	yes	?
Freestyle notes support (F)		?	?	?	yes	?	yes	yes	?
Golden notes support (*)		?	?	?	yes	?	yes	yes	?
Rap notes support (R)		?	?	?	yes	?	as Freestyle	yes	?
Song editor		?	?	yes	yes	?	no	yes (Composer)	yes
MIDI import		?	?	?	yes	?	?	yes	?
Jukebox mode		?	?	?	yes	?	no	yes	?
Highscores		?	?	yes	?	?	?	yes	?
Online Highscores (Server)		no	no	no	no	yes	no	no	no
Player Profiles		no	no	no	yes	yes	yes	?	yes
Song Menu Styles		?	Wheel	Wheel	Wheel, Grid, ?	Wheel, Grid, ?	Grid, List	Cover Flow	Wheel
Gamecontroller support		?	?	no	?	?	yes (gamepad, Wii-Mote)	yes	?
Smartphone support		?	?	?	?	?	yes (webbroswer app)	yes (playlist can be managed through webbrowser)	?
Song formats		UltraStar txt	UltraStar txt	UltraStar txt	UltraStar txt	UltraStar txt	UltraStar txt	UltraStar txt, SingStar XML, Frets on Fire, StepMania, LRC (convert through Composer)	UltraStar txt
Supported text file encodings		CP1252	CP1252 (UTF8 only ASCII)	CP1252 (UTF8 only ASCII)	CP1252 UTF8 UTF8-BOM	CP1252 UTF8 UTF8-BOM	CP1252 UTF8-BOM UTF16-BE-BOM UTF16-LE-BOM	CP1252 UTF8 UTF8-BOM	UTF8 UTF8-BOM UTF16-BE-BOM UTF16-LE-BOM
Supported audio containers/formats (file suffix)		.mp3 (CBR) .ogg .wav	.mp3 (CBR) .ogg .wav	.mp3 (CBR) .ogg .wav	.mp3 (CBR) .ogg .wav	.mp3 (CBR) .ogg .wav	.mp3 (CBR) .ogg .wav	.mp3 .m4a .ogg .opus .aac	.mp3 (CBR) .ogg .wav
	IETF Opus (.opus)	?	?	no	Opus?	?	yes	yes	?
	MPEG MP4 (.m4a)	?	?	no	MPEG-4 Part 3, AAC, MP3, MP2, MP1?	?	yes	yes	?
	Google WebM (.webm)	?	?	no	Vorbis, Opus?	?	yes	yes	?
	Matroska Audio (.mka)	?	?	?	?	?	?	?	?
	others	?	?	?	audio track from video file	?	?	?	?
Supported video containers/formats (file suffix)	MPEG MP4 (.mp4, .m4v)	?	?	?	H.265, H.264, MPEG-4 Part 2, MPEG-2/1 Video?	?	?	.avi .mpg .mpeg .flv .mov .mp4 .mkv .m4v .webm	?
	MPEG-1/MPEG-2 (.mpg, .mpeg, .ps)	?	?	?	?	?	?	yes	?
	Microsoft Audio Video Interleave (.avi)	?	?	?	?	?	yes	yes	?
	DivX Media Format (.divx)	?	?	?	?	?	yes	no	?
	Google WebM (.webm)	?	?	?	VP8, VP9, AV1	?	?	yes	?
	Xiph.org Ogg (.ogv)	?	?	?	?	?	?	yes	?
	Adobe Flash Video (.flv)	?	?	?	?	?	yes	yes	?
	Apple Quicktime (.mov, .qt)	?	?	?	?	?	?	yes	?
	Matroska (.mkv)	?	?	?	?	?	yes	yes	?
	DVD Forum Video Object (.vob)	?	?	?	?	?	?	no	?
	DVD Forum Enhanced VOB (.evo)	?	?	?	?	?	?	no	?
	BDAV MPEG-2 (.m2ts, .mts)	?	?	?	?	?	?	no	?
	others	?	?	?	?	?	?	N/A	?
Supported cover/background filetypes	JPEG (.jpg)	yes	yes	yes	yes	yes	yes	yes	yes
	Portable Network Graphics (.png)	?	?	?	?	?	yes	yes	?
	others	?	?	?	?	?	?	.jpeg .svg	?