Back In Time is described as 'simple backup tool for Linux, inspired by "FlyBack project"' and is an app in the Backup & Sync category. There are more than 25 alternatives to Back In Time for a variety of platforms, including Windows, Linux, Mac, Online / Web-based and Android. The best alternative is Duplicati, which is both free and Open Source. Other great apps like Back In Time are rsync (Free, Open Source), Restic (Free, Open Source), Déjà Dup (Free, Open Source) and Acronis True Image (Paid).
Duplicati is a backup client that securely stores encrypted, incremental, compressed backups on local storage, cloud storage services and remote file servers. The Duplicati project was inspired by Duplicity and had similar functionality until 2008.
Easy: Doing backups should be a frictionless process, otherwise you are tempted to skip it. Restic should be easy to configure and use, so that in the unlikely event of a data loss you can just restore it. Likewise, restoring data should not be complicated.
Acronis True Image (or simply True Image) is a software product produced by Acronis that provides data protection including, backup, archive, access and recovery for Microsoft, macOS, iOS and Android operating systems.
TimeShift for Linux is an application that provides functionality similar to the System Restore feature in Windows and Time Machine tool in Mac OS. TimeShift protects your system by taking incremental snapshots of file system at regular intervals.
Time Machine is the breakthrough automatic backup that’s built right into Mac OS X. It keeps an up-to-date copy of everything on your Mac — digital photos, music, movies, TV shows, and documents. Now, if you ever have the need, you can easily go back in time to recover anything.