[ Independent app studio · Belgium ]

Small apps.
Calm by design.

We build private, focused mobile apps that do one thing well. No accounts, no clutter, no noise. Just tools people actually keep on their phone.

01 / Private by default 02 / Built for Android 03 / 7 languages
[01] / Our appAndroid

Calmline.
One line a day.

A private journal that takes ten seconds. Write a single line, pick your mood, and watch your days add up. Your entries stay on your phone, encrypted. We never see them.

  • 01Encrypted on-device storage, no account and no server
  • 02Mood history and streaks that turn habit into insight
  • 03Optional app lock, daily reminder and a mood-colored theme
  • 04Available in English, Spanish, French, German, Portuguese, Japanese and Korean
Read the privacy policy
Calmline today screen Calmline with mood theme Calmline history screen
[02] / How we buildPrinciples

Software that respects you.

01

Private by design

Your data lives on your device. We collect only what is strictly needed and say exactly what, in plain language.

02

Focused, not bloated

Each app solves one problem. Fast to open, quick to use, easy to forget you installed because it just works.

03

Made to be kept

Clean interface, accessible and translated from day one, with a single fair upgrade instead of subscriptions.

[ Let’s talk ]

Questions, feedback or an idea?

We read every message. Reach out about our apps, support or collaborations.

homeboyassets@gmail.com