Signing in my apple account from android devices?

Yes. See: https://www.androidcentral.com/how-set-your-icloud-email-account-android

and

Mail server settings for iCloud email clients - Apple Support

As noted in those articles, you will need to turn on two-factor authentication for your Apple ID if it is not already on and use an app-specific password rather than your usual Apple password. See: Two-factor authentication for Apple ID - Apple Support and Using app-specific passwords - Apple Support

iCloud Mail via web browser. Click here --> https://www.icloud.com/mail