Hello Tex,

Thanks for using our app and i am truly sorry for the late reply. This is Dorothy and i hope to be able to help you!

It’s sorry for AnyTrans is unable to back up iOS mail. To check file type supported via AnyTrans, please refer to the link below:

https://www.imobie.com/guide/anytrans/get-started-ios.htm

Meanwhile, to back up device data freely, would you please kindly give below functions a try?

https://www.imobie.com/guide/anytrans/full-backup.htm

Please kindly tell me whether it works for you or not.

Thanks for your kind feedback in advance.

Best regards,

Dorothy