iPhone Line backup & restore is the best LINE chats backup software that can help you export LINE chat history & data from iPhone to PC/Mac; restore LINE backups from computer to iPhone in several clicks. It makes LINE messages backup a breeze. Connect your iPhone to computer via USB, then choose Backup & Restore >> Social App Data Backup & Restore >> iOS Line Backup & Restore, finally hit the Backup button to export a copy of your LINE chat history to computer.
Except the full backup and restore, you can also select and export certain conversations from iPhone to your PC or Mac. More details be found from this tutorial to backup LINE messages from iPhone to Mac.
You can also refer to below tutorial video to easily backup Line chat history from iPhone to Mac and restore Line backup from Mac to iPhone using this iPhone backup software.