Incremental data backup software?

Question

Backup

Hello, tell me a program for backing up a folder so that previous archives are also saved. The program should make a backup every day, preferably portable and free. Thanks in advance

Answer 1

If under Windows, then www.cobiansoft.com/cobianbackup.htm or quite simply thecopier.narod.ru
under Linux is the simplest www.howtogeek.com/108869/how-to-back-up-ubuntu-the... well, or classic rsync
Or write yourself a script like this zheleznov.info/backup_diff.htm