
Sundae Baby
One sweet space for two
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Free
Rating summary
About
Sundae is a cozy little home for the two of you.
Share a calendar, leave each other notes, and count down to your next moment together — all in one warm, private space that keeps you in sync, whether you’re across the room or across the world.
PLAN TOGETHER
A shared calendar you both add to. Mark date nights, add your work and busy times, set things that repeat — and Sundae highlights the evenings you’re BOTH free, so planning your next date takes seconds.
SAY THE LITTLE THINGS
Send a sweet note, a good-morning, or a proper love letter. When your partner writes, it’s waiting the moment you open the app — and your love streak grows for every day you keep it going.
COUNT THE DAYS
Count down to anniversaries, trips, and reunions — or count up to celebrate how long you’ve been together.
MADE FOR TWO
• See each other’s availability at a glance
• Gentle reminders before plans and big days
• Six playful themes to make it yours
• Everything syncs instantly between your two phones
Just connect with a shared couple code and you’re together. No feeds, no followers, no noise — only the two of you.
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What's New in Sundae Baby
1.0
September 2, 2026



