Apps that can recover deleted messages in messenger

You can't see deleted messages or conversations. Deleting a messagepermanently removes it from your Chat list. Keep in mind that deleting a message or conversation from your Chats list won't delete it from the Chats list of the person you chatted with.

Stellar Data Recovery For Android is an amazing application that extracts photos, text messages, and contacts among other data that has been deleted from your phone. It supports over 6000 Android devices and tablets assisting users to recover chat and media from WhatsApp and Facebook.

Third-party data recovery software can also help you recover permanently deleted messages on Facebook Messenger. However, you need to note that the software can only be useful only if you have made a backup for your messages. Besides, you should install data recovery software before the file deletion.