Feelings deserve a place to land.
Not every day needs a productivity streak. Some days just need a soft place to rest.
Kokoro Jar started from a simple truth: mood apps often push you to perform wellness. We wanted the opposite — a jar you open, drop a feeling into, and close again.
Pick a sticker. Add a note if you want. Watch the month gather into glass. No feed. No judgment. No “don’t break the chain.”
Your journal never leaves the phone. Offline first. No account. Just you and the quiet habit of noticing.



