A shared ritual
One date.
Your chosen grid.
Return each day for a dated Sum45 seed using your preferred type and difficulty. Change either setup before you play, finish consecutive dates to keep your streak alive, or open an earlier day to catch up.
Challenge archive
Daily 45
SunMonTueWedThuFriSat
Available offline, synchronized when signed in.
Daily finishes and streaks stay playable on this device and synchronize with the same Sum45 account when connected. Device-reported finishes do not enter verified standings.