Download from Playstore: https://play.google.com/store/apps/details?id=com.editor.smsbackup

SMS editor here you can edit existing SMS, and also add SMS to existing conversation, in simple words you can customize and edit any SMS message on your phone, you are sure to edit SMS body , date and status of the message.
Before editing an SMS, the application will ask you to be a "Default SMS Manager". Accept this, it's important for editing or for backup and restores.
Once you're done making your changes, make sure to switch back to your default SMS app (Messages) by opening your SMS app and setting it as "Default SMS Manager".
After switching back to your default SMS app, wait a few moments to see your changes and new fake SMS messages!

SMS backup and restore used to export and import SMS messages and conversations.
To perform the backup, you can "select all/" conversations or specific conversations.
Once your backup is complete, you can share, view and save it.
There is a /"My Saves/" page, which displays all the save files you have created.
Restoring the backup is so simple, just select the file and press /"Start/".

Ping SMS / Silent SMS is a smart way to determine if a phone number is online (active) or offline (phone is turned off, airplane mode).
The recipient will not receive any notifications or SMS messages.
By clicking on /"Ping/" you will send a silent SMS without receiving it on the other side.
This feature will ask for SMS permission and it is important to send silent SMS.

This app may ask to be a "Default SMS Manager" after you finish, make sure to go back to your original SMS app.
Important: Editing and adding SMS messages may take up to 2 minutes after opening your default SMS application.
Contacts permission is not required, it is only used to label phone numbers.

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