When comparing Déjà Dup vs Back In Time, the Slant community recommends Back In Time for most people. In the question“What are the best backup programs for Linux?” Back In Time is ranked 1st while Déjà Dup is ranked 4th. The most important reason people chose Back In Time is:
Although highly customizable, Back in Time is also suited for people who want an easy tool to use that will back up their data. You can use BiT simply by configuring where to save snapshots, what folders to backup and when to do it.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Straightforward interface
The program's interface has 4 tabs - overview, storage, folders and schedule. You select where to back up in "storage", what folders to back up and ignore in "folders" and how often to back up in "schedule." Overview displays all these settings and offers a choice of backing up and restoring.
Pro Can back up to any server that Nautilus can connect to
You can connect to both physically connected devices as well as devices that are available over FTP, SSH, as long as Nautilus can connect to them.
Pro Available on Ubuntu by default
For people using Ubuntu, this is already installed.
Pro Easy to use
Although highly customizable, Back in Time is also suited for people who want an easy tool to use that will back up their data. You can use BiT simply by configuring where to save snapshots, what folders to backup and when to do it.
Pro Efficient use of storage with file-level deduplication
Pro Highly configurable
Almost all functionality of the program can be customized. It's possible to set when snapshot get removed based on age, available disk space, quantity in a set time period, you can include and exclude files, folders and filetypes, you can defer backups when on battery power, you can ignore errors, you can preserve ACL, extended attributes and so on.
Cons
Con Backend provider choices recently removed
As of version 42, support for backup to Amazon S3, Google Cloud Storage, Openstack Swift, Rackspace, etc has been removed entirely. Google Drive is the default and seemingly only option.
Con No way to set limitations on how much disk space the application should use
The program will use up all available disk space for backups. There's not way to set limitations.
Con No way to set a specific backup time for automatic backups
You can only set the backups to be daily, weekly or monthly without the ability to tell what time the backups should happen.
Con Interface could be more intuitive
The program uses non-labeled, non-intuitive icons and the purpose and functionality of the file browser is not clear at first glance.