Offline that supports at war crisis:

Organic Maps・Offline Map & GPS
https://play.google.com/store/apps/details?id=app.organicmaps&pcampaignid=web_share

Briar app:
https://play.google.com/store/apps/details?id=org.briarproject.briar.android

Pocketpal AI:
https://play.google.com/store/apps/details?id=com.pocketpalai

Sachet app link:
https://play.google.com/store/apps/details?id=com.cdotindia.capsachet&pcampaignid=web_share

Sells communication app link:
Check out "Zello PTT Walkie Talkie"
https://play.google.com/store/apps/details?id=com.loudtalks&pcampaignid=web_share

Kiwix app:
Check out "Kiwix"
https://play.google.com/store/apps/details?id=org.kiwix.kiwixmobile&pcampaignid=web_share

Watch Netflix for free:

Net mirror for Android:
https://netmirror.gg/NetMirror.apk

Net Mirror for IPhone/IOS:
https://netmirrors.org/#ios

Net Mirror for TV:
https://netmirror.gg/NetMirrorTV.apk