JOYAI

SMALL BUTTONS. EVERYDAY JOY.

Your day.
Your own way.

Record with a tap. Refine with AI. Find your rhythm in the little things.

Try the buttons Meet the app
Your records, with AIButton drafts and sample lifestyle insights.
DecoLogYour day, your buttons
TRY IT

Weights, distance, your progress

Green for the gym. Blue for a run.

0records
AI button assistant
Shape
Color
Tap a button to try it.

Uses sample values. Records disappear on reload.

DECOLOG + AI

Words into buttons.
A little nudge for today.

AI button drafts and sample lifestyle insights.

BUTTON CREATION & EDITING

Make a button for a 20-minute evening walk.

DecoLog AI

One tap records 20 minutes. Ready for your review.

BUTTON PREVIEWPreview

Evening walk

20 minutes per tap

  • Time
  • 20 minutes

Review it. Make it yours.

Interactive preview with sample data.

MADE BY JOYAI

A little more everyday joy.

DecoLog app iconA day in your colors.
PERSONAL RECORDINGProduct preview

DecoLog

Exercise, study, care. Your day, recorded your way.

  • Custom shapes & colors
  • Shared group records
  • Offline recording
Try the experience
Robot Upgrade Defense app logoOne more try?
UPGRADE · BATTLE · DEFENSEWeb game

Robot Upgrade Defense

Build a stronger robot. Take on your next challenge.

Play the game

HELLO, WE’RE JOYAI

Everyday, easier. A little more joyful.

An independent software studio in South Korea. We make everyday experiences through apps, games and applied AI.

Let’s make something.

support@robotupgrade.win

Services · Collaborations · Custom apps