Titanium Backup - Titanium Backup is a very old backup app that has been around since the early days of Android. In fact, it's one of the few apps that covers all versions from 1. Read more about Titanium Backup.
Symantec Data Loss Prevention - Fully protect your data with the comprehensive detection technologies and unified policies of Symantec's industry leading Data Loss Prevention (DLP).
oandbackup - Make backups of selected apps on your device and restore from those backups.
OpenSSH - OpenSSH is a free version of the SSH connectivity tools that technical users rely on.
MIUI Backup - built in backup manager in xiaomi devices
Paubox - Paubox provides HIPAA compliant email encryption without the hassle of extra steps.