Here is a selection of free online service you definitely must use on your phone and on your computer to strengthen your security and privacy.
Free online apps
Free online password manager
- Preferred: https://bitwarden.com
Free homepage displaying the ip address
Free email and phone compromission check
- Preferred: https://haveibeenpwned.com
Free file compromission check
- Prefered: https://www.virustotal.com
Free hardware compromission check
- Prefered: https://www.shodan.io