Swift will be updated now that Pie is officially out.
On Android, the status bar contains notification icons and system icons.
You'll have to wait. WhatsApp is set to get a native dark mode anyway in an update.
https://www.express.co.uk/life-styl...k-mode-how-to-turn-on-dark-mode-whatsapp-chat
Facebook Messenger has dark mode which is really nice, as do a few others. So WhatsApp is just left really.
Nope never been anywhere near the top of my daily battery usage screen. Always at the bottom.
I use both full Facebook and Messenger apps.
Samsung Messages for SMS. Had native dark mode and is better for Android 9 due to OneUI than anything else.