SuiSui
Remember the days that matter — and count them beautifully.
Count down to what is coming and up from what already happened. Exams, due dates, anniversaries, the day you quit. One clean list, on every device you own.
iPhone · iPad · Android · Mac · HarmonyOS
Your days
Detail
Editor
Pro
What it does
Count down
Exams, vacations, paydays, holidays, the flight home. See exactly how long is left.
Count up
Days since you started, since you quit, since the day you'd rather not forget.
Widgets
The day you care about, on the home screen, without opening anything.
Lunar dates
Birthdays and festivals that follow the lunar calendar recur correctly, year after year.
Everywhere
iPhone, iPad, Android, Mac and HarmonyOS — the same app, natively built for each.
Private
Everything stays on your device. No account, no cloud sync, no collection.
Get SuiSui
