Can I use Twilio Authy for 2FA instead of Google Authenticator?

Yes. You can use any of the following authenticators for 2FA. However, please note that you have to use the token generated by the SAME application as the one you setup with.

1. Google Authenticator
   • Android - https://play.google.com/store/apps/details?id=com.google.android.apps.authenticator2&hl=en_SG&gl=US
   • Apple - https://apps.apple.com/us/app/google-authenticator/id388497605 
2. Microsoft Authenticator
   • Android - https://play.google.com/store/apps/details?id=com.azure.authenticator&hl=en_SG&gl=US 
   • Apple - https://apps.apple.com/us/app/microsoft-authenticator/id983156458
3. Okta Verify
   • Android - https://play.google.com/store/apps/details?id=com.okta.android.auth&hl=en_SG&gl=US
   • Apple - https://apps.apple.com/us/app/okta-verify/id490179405 
4. Twilio Authy
   • Android - https://play.google.com/store/apps/details?id=com.authy.authy&hl=en_SG&gl=US 
   • Apple - https://apps.apple.com/us/app/twilio-authy/id494168017