Can I still transfer android to iPhone if I already setup my phone

Any transfer after setup will wipe out current data from the iPhone.

Android to iPhone

1. You may --> Move from Android to iPhone, iPad, or iPod touch - Apple ...
2. If that fails or you do not want to attempt or have already set up your device. then...You can still transfer these data.
   1. Photos & Videos --> Upload to iCloud Photos using the same Apple ID that you have used on your iPhone. After upload, enable iCloud Photos on your iPhone. That's it.
   2. Contacts --> Contacts are not stored on an iPhone nor on SIM, they are synced to  Google, iCloud, AOL, Exchange, Outlook, Yahoo or any Other. Upload all your contacts to any of the above email client-server.
   3. Notes, Reminders, Calendars --> You may sync all these from any of the email accounts that you have. they are synced to  Google, iCloud, AOL, Exchange, Outlook, Yahoo or any Other. Upload all your data to any of the above email client-server.
   4. Any Specific Files --> Upload to Cloud Drives (iCloud Drive, Google Drive, OneDrive, DropBox, Flickr, box, AmazonDrive, Adobe Creative Cloud and Use Files app on iPhone
   5. Apps --> In any way they have to be redownloaded using the App Store.
3. SMS/MMS - Look for third-party apps that claim to transfer SMS/MMS from an Android device to an iOS. However, these apps/software has the risk of data being compromised and may or may not safeguard your data. Be well informed about the way the software will handle your data and then you may select the app/software
4. WhatsApp --> WhatsApp from Android to iPhone - Apple Community
5. Shazam Account --> Access your Shazams on all your devices or online - Apple ...