https://alternativeto.net/software/duplicati/ "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' and is a very popular app in the Backup & Sync category. There are more than 100 alternatives to Duplicati for a variety of platforms, including Windows, Mac, Linux, Online / Web-based and Android. The best alternative is rsync, which is both free and Open Source. Other great apps like Duplicati are Rclone (Free, Open Source), Spideroak One Backup (Paid), GoodSync (Freemium) and BackBlaze (Paid)."