The 6.2 update focused on providing a faster, more personalizable alternative to stock SMS apps:
Smart filtering to block unwanted spam messages and specific keywords. go-sms-pro-6-2-apk-full-plugins
An option to delay outgoing messages by a few seconds, allowing for quick corrections before they are sent. go-sms-pro-6-2-apk-full-plugins
While built into some menus, separate tools often assisted in backing up local SMS, MMS, and private box data to an SD card or cloud services like Dropbox. go-sms-pro-6-2-apk-full-plugins