
Having said that, WhatsApp is not an Apple product. Be judicious while selecting the software and taking this call. Because the data will be churned through third-party servers, which may or may not be encrypted. Warning! WhatsApp data through third-party software has the risk of data being compromised. That may be possible with third-party software. WhatsApp -> My experience says you can't transfer because on Android, WhatsApp, chat history is not stored on iCloud, on iOS it is. Be well informed about the way the software will handle your data and then you may select the app/software
However, these apps/software has the risk of data being compromised and which may or may not safeguard your data. SMS/MMS - Look for third-party apps that claim to transfer SMS/MMS from an Android device to an iOS.Apps -> In any way they have to be redownloaded using the App Store.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.Upload all your data to any of the above email client-server. they are synced to Google, iCloud, AOL, Exchange, Outlook, Yahoo or any Other. Notes, Reminders, Calendars -> You may sync all these from any of the email accounts that you have.Upload all your contacts to any of the above email client-server.
Contacts -> Contacts are not stored on an iPhone nor on SIM, they are synced to Google, iCloud, AOL, Exchange, Outlook, Yahoo or any Other. After upload, enable iCloud Photos on your iPhone. Photos & Videos -> Upload to iCloud Photos using the same Apple ID that you have used on your iPhone. If that fails or you do not want to attempt or have already set up your device. You may -> Move from Android to iPhone, iPad, or iPod touch - Apple.