Applications by function

This is a list of applications, according to their function or the service they connect to. The goal of this page is to make it easier for users switching from other mobile operating systems to find replacements for the apps they often use (a "rosetta stone" of sorts).
== Common apps ==
App/service 	GNOME	KDE/Kirigami	Others
App store 	 	 	
Calculator 	 	 	
Calendar 	 	 	
Camera 	 	 	
Clock(alarm, timer,stopwatch, world clock)	 	 	
Contacts 	 	 	
Dialer/Phone 	 	 	
E-mail 	 	 	
Files 	 	 	
Gallery 	 	 	
Maps 	 	 	
Messages/SMS 	 	 	
Music player 	 	 	
Notes 	 	 	
Video player 	 	 	
Weather 	 	 	
Web browser 	 	 	
== Common tasks ==
App/service 	GNOME	KDE/Kirigami	Others
Audio recorder 	 	 	
Audiobook library 	 	 	
Authenticator/TOTP 	 	 	
Comic book reader 	 	 	
Feed reader (RSS) 	 	 	
E-book reader 	 	 	
Fitness tracker 	 	 	
Internet radio 	 	 	
PDF reader/Document Viewer 	 	 	
Podcasts 	 	 	
QR code scanner 	 	 	
Quick file transfer over WiFi	 	 	
Train timetable 	 	 	
Web apps browser 	 	 	
== Social media and messengers ==
=== Free and decentralized ===
App/service	GNOME	KDE/Kirigami	Others	Mobile site?
Lemmy 	 	 	 	Y
Mastodon 	 	 	 	Y
Matrix 	 	 	 	-
XMPP 	 	 	 	-
=== Centralized, but with good client support ===
App/service	GNOME	KDE/Kirigami	Others	Mobile site?
Signal 	 	 	 	N
=== Non-free ===
Most of these do not have a client API, and do not align with postmarketOS principles. For the ones with a mobile site (see "Mobile site?" column), you may be able to use a web app browser like Tangram to use them similarily to a native app.
App/service	GNOME 	KDE/Kirigami 	Others 	Mobile site?	Free alternatives
Discord 🚩 	This platform does not have a client API.	This platform does not have a client API.	This platform does not have a client API.	N 	Matrix or Revolt
Reddit 🚩 	This platform does not have a client API.	This platform does not have a client API.	This platform does not have a client API.	P 	Lemmy or Kbin
TikTok 🚩 	This platform does not have a client API.	This platform does not have a client API.	This platform does not have a client API.	N 	N
Tumblr 🚩 	 	 	 	Y 	
Twitter 🚩 	This platform does not have a client API.	This platform does not have a client API.	This platform does not have a client API.	Y 	Mastodon
WhatsApp 🚩 	This platform does not have a client API.	This platform does not have a client API.	This platform does not have a client API.	Y 	
=== Unofficial clients for apps with no official client API ===
There exist unofficial clients for a few of the apps mentioned above (most notably Discord); however, they are usually against the ToS of these services, and may get your account banned. For this reason, they are not included in this table. Consider switching to a free alternative, or research at your own risk.
== Multimedia services (videos, music streaming...) ==
=== Free and decentralized ===
App/service	GNOME	KDE/Kirigami	Others	Mobile site?
PeerTube 	 	 	 	Y
=== Proprietary ===
App/service 	GNOME	KDE/Kirigami	Others	Mobile site?	Free alternatives
YouTube 🚩 	 	 	 	Y 	PeerTube
Spotify 🚩 (clients require a Premium subscription) 	 	 	 	 	
YouTube Music 🚩 	 	 	 	 	
== Games ==
App/service	GNOME	KDE/Kirigami	Others
2048 	 	 	
Candy Crush	 	 	
Wordle