Google Android 12 has a feature called Themed icons. As the name suggests icons can take the form according to the theme. It creates a more organized look for the interface. Icons adjust as per the theme. Through Android 13 Google going forward in this field of themed icons.

Now themed icons can be used on third-party apps. This means these third-party app icons are also able to merge into the theme.

Themed icons are designed to create similar-looking icons for the home screen that can match the system theme. It can change the icon’s shape, graphics, colors and etc according to the theme.

After the launch of Android 13, it’s coving more apps as time goes by. Themed icons are able to work on different apps.

Third-party apps that support Android 13-themed icons

• Infinity for Reddit – New
• Transit – New
• Todoist – New
• Basecamp – New
• Dropbox – New
• Cash App – New
• Coming Soon (maybe): Twitter
• Etsy
• RIF (Reddit)
• UDisc
• Doordash
• Arlo
• DuckDuckGo
• Wikipedia
• Samsung SmartThings
• Slack
• MyFitnessPal
• Citrix Workspace
• Google Drive
• Google Docs
• Google Sheets
• Google Slides
• WhatsApp (now in stable)
• Spotify (beta)
• Telegram (beta)
• Signal (now in stable)
• Microsoft Edge (beta)
• Opera Browser (beta) and Opera GX
• Bundled Notes
• Beeper
• 1Password 8
• American Express
• Battery Guru
• Brave Browser
• Bitwarden
• Cafe Buddy
• Cast My Radio
• Cync by GE
• Dashlane
• Element Messenger
• ESPN
• Exposure Calculator
• Fotmob
• Genius Scan
• Infinity for Reddit
• Inware
• Joey for Reddit
• LinkedIn
• Lichess
• MyWallApp
• MicCheck
• Offline Diary
• Pano Scrobbler
• Pinterest
• Pocket
• Pocket Casts
• Podcast Addict
• Reddit
• Relay for Reddit
• Repainter
• Retro Music Player
• Shortcut Maker
• Signal
• Skit
• Sync for Reddit
• Symfonium
• Telegram X
• Vivino
• Vivaldi
• VLC
• Whatsapp
• Yandex Translate

Google Apps that support themed icons

Most all Google’s apps already support themed icons in Android 12 and Android 13. The list includes:

• Android Auto
• Camera
• Clock
• Calculator
• Digital Wellbeing
• Files
• Fitbit
• Google
• Gmail
• Phone
• Nest
• Google Calendar
• Google Chat
• Google Contacts
• Google Drive
• Google Docs
• Google Duo/Meet
• Google Fi
• Google Fit
• Google Home
• Google Lens
• Google Maps
• Google Meet
• Google Messages
• Google News
• Google One
• Google Photos
• Google Play Store
• Google Play Books
• Google Podcasts
• Google TV
• Google Sheets
• Google Slides
• Google Translate
• Google Voice
• Google Wallet
• Pixel Tips
• Gmail
• GPay
• Keep Notes
• Recorder
• Safety
• Settings
• Wear OS
• YouTube
• YouTube TV
• YouTube Music

Source