List of web browsers with an unknown rendering engine

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This is the list of web browsers that we don't yet know which rendering engine is in use. In some cases the makers of a web browser don't really announce which engine their browser uses; these are browsers that we haven't confirmed which engine they use. If you have any information about these browsers, please let us know.

Browser Name	Rendering Engine	Year started	Desktop	Mobile	Android	iOS	Linux	macOS	Windows	Status
Air Mosaic	Unknown	1994	Desktop						Windows	Discontinued
AMSD Ariadna	Unknown	1995	Desktop						Windows
Argus Browser	Unknown	2026
ArtisBrowser	Unknown	2011	Desktop	Mobile	Android	iOS		macOS	Windows
Atom Browser	Unknown	Unknown	Desktop	Mobile	Android			macOS	Windows	Discontinued
Avant Browser	Unknown	1999	Desktop						Windows	Discontinued
AVG Secure Browser	Unknown	Unknown	Desktop	Mobile	Android			macOS	Windows
Bezilla	Unknown	Unknown	Desktop
Board Browser	Unknown	Unknown	Desktop				Linux	macOS	Windows
BrowserBox	Unknown	2025	Desktop				Linux	macOS	Windows
Browsh	Unknown	Unknown	Desktop				Linux	macOS	Windows
Elixir Browser	Unknown	2025		Mobile	Android					Active
Embedix Browser	Unknown	1999	Desktop				Linux			Discontinued
Endorphin Browser	Unknown	2008
Fellou	Unknown	Unknown	Desktop					macOS	Windows	Active
Fifth Browser	Unknown	2013	Desktop				Linux			Discontinued
FixBrowser	Unknown	2025	Desktop				Linux		Windows	Idle
Freedom	Unknown	Unknown	Desktop	Mobile	Android	iOS		macOS	Windows
Gener8 Browser	Unknown	2021	Desktop	Mobile	Android	iOS		macOS	Windows
Genspark AI Browser	Unknown	2023	Desktop					macOS	Windows
Ghost Browser	Unknown	Unknown	Desktop				Linux	macOS	Windows
Ghostery Browser	Unknown	2023	Desktop						Windows	Discontinued
Glow Browser	Unknown	2020	Desktop	Mobile		iOS		macOS		Discontinued
Guardian Browser	Unknown	Unknown	Desktop					macOS	Windows
Hack Browser	Unknown	2015	Desktop				Linux	macOS	Windows	Discontinued
Helium 3	Unknown	2017								Abandoned
Horse Browser	Unknown	2022	Desktop				Linux	macOS	Windows	Active
Huawei Browser	Unknown	Unknown	Desktop						Windows	Active
InBrowser	Unknown	Unknown		Mobile	Android	iOS
Insight Browser	Unknown	2021		Mobile		iOS				Discontinued
JioSphere	Unknown	Unknown	Desktop	Mobile	Android	iOS	Linux	macOS	Windows
Kazehakase	Unknown	2003	Desktop				Linux			Discontinued
Kingpin Browser	Unknown	2019	Desktop					macOS	Windows	Discontinued
Linken Sphere	Unknown	2017
LT Browser	Unknown	2020	Desktop				Linux	macOS	Windows
Minum	Unknown	2015								Discontinued
Monument Browser	Unknown	Unknown								Discontinued
Naver Whale	Unknown	Unknown	Desktop	Mobile	Android	iOS			Windows
NetFront	Unknown	1995		Mobile
NetSurfer	Unknown	Unknown	Desktop						Windows	Idle
Nexus Browser	Unknown	2020								Discontinued
Norton Neo	Unknown	2025	Desktop					macOS	Windows	Active
Origyn	Unknown	Unknown	Desktop							Discontinued
Orions Browser	Unknown	Unknown	Desktop						Windows	Discontinued
Ortix	Unknown	2025	Desktop					macOS		Active
Osiris Browser	Unknown	Unknown	Desktop						Windows	Discontinued
Polarity	Unknown	2011	Desktop	Mobile	Android				Windows	Abandoned
Power Browser	Unknown	Unknown	Desktop	Mobile	Android			macOS	Windows	Active
Privacy Browser	Unknown	Unknown	Desktop	Mobile	Android		Linux			Idle
Puma Browser	Unknown	Unknown
Roccat	Unknown	2004	Desktop	Mobile		iOS		macOS
SalamWeb	Unknown	2019	Desktop	Mobile	Android	iOS		macOS	Windows	Discontinued
Shift Browser	Unknown	Unknown	Desktop					macOS	Windows
Shiira	Unknown	2004	Desktop					macOS		Discontinued
Sidekick	Unknown	2020	Desktop				Linux	macOS	Windows	Discontinued
sielo	Unknown	2016	Desktop				Linux	macOS	Windows
SlashB	Unknown	2020	Desktop				Linux	macOS	Windows	Discontinued
Sogou Explorer	Unknown	Unknown	Desktop						Windows
Stack Browser	Unknown	Unknown	Desktop					macOS	Windows
Strawberry	Unknown	Unknown	Desktop					macOS	Windows	Active
Synth	Unknown	Unknown
Timberwolf	Unknown	2010								Discontinued
Tiny Browser	Unknown	Unknown		Mobile	Android
Torch	Unknown	2012	Desktop					macOS	Windows	Discontinued
Torch Browser	Unknown	2019	Desktop					macOS	Windows	Discontinued
Twinkstar Browser	Unknown	Unknown	Desktop	Mobile	Android			macOS	Windows
UC Browser	Unknown	Unknown	Desktop	Mobile	Android	iOS			Windows
Undetectable	Unknown	Unknown
Via	Unknown	2015		Mobile	Android	iOS				Active
Viasat	Unknown	2019	Desktop	Mobile	Android	iOS		macOS	Windows	Abandoned
Vimb	Unknown	2012	Desktop				Linux
ViolaWWW	Unknown	1992	Desktop				Linux
visurf	Unknown	Unknown	Desktop				Linux
WebBuddy	Unknown	2019		Mobile		iOS				Idle
WebDiscover	Unknown	2019								Discontinued
Webian	Unknown	2011	Desktop				Linux			Discontinued
Y8	Unknown	Unknown	Desktop				Linux	macOS	Windows
360 Extreme Browser	Unknown	Unknown