One conversation.
Your person.
A dedicated place to talk with your partner, away from group chats, feeds, and the rest of your day.
A break from the everyday. The anticipation. The things only you two share. Meet Sparkline, a private messaging app for couples.
For iPhone & Android · Currently in development



MORE BETWEEN YOU
Built around one relationship. With space for the playful, the personal, and everything in between.
A dedicated place to talk with your partner, away from group chats, feeds, and the rest of your day.
Photos and videos are designed to stay concealed until you choose to reveal them. A shared gallery keeps your moments together.
An optional desire signal lets you share where you are, without scores or assumptions. Always an expression, never an obligation.
A CLOSER LOOK
A quiet exterior. A warm, playful world within.
Preview the direction we’re building.


For the words only you two understand.

Your moments, concealed by default.

Reveal when you’re ready. Blur again anytime.
Design previews with illustrative content. Screens and features may change before launch.
CONNECTION, WITHOUT PRESSURE
Share what you want, when you want. Desire signals are optional and don’t imply consent. Your words stay yours.
SOMETHING GOOD IS ON ITS WAY
Sparkline is coming to iPhone and Android.
Store listings aren’t live yet. Check back here for download links.