no account · no server · no subscription

A creature you raise.
On your phone. Nowhere else.

Not a toy that runs on a timer. A blank Yugibyte imprints on you, remembers what you tell it, and grows into a small intelligence, only yours — all of it on your phone.

What it is

Part pixel pet, part small intelligence. You raise it, and a thing becomes a someone.

it evolves

Its form shifts as you raise it. Bright and quick, or quiet and moody, depending on how you treat it.

it finds its voice

Greetings, small sounds, half-formed thoughts. All its own, drawn from what it remembers about you.

it grows a world

A small habitat forms around it and reacts to your history. Mention the sea once, and weeks later a shell appears.

on-device · no account · buy once

The model, its memory, and how you feel never leave your phone. Nothing to sign up for, and you buy it once, never a subscription.

Field notes

a running log
  1. 003
    2026.06.25

    Off the Grid, in Your Pocket

    No sign-up, no server, no meter running. An offline pixel pet with no account and no subscription — something that lives in your pocket and answers to no one but you.

  2. 002
    2026.06.24

    Private the Way a Diary Is

    There is a kind of honesty you only offer to things that can not repeat you. A private, on-device AI companion that keeps every word where it belongs — with you.

  3. 001
    2026.06.23

    It Remembers What You Forget

    You tell it something small on a bad night. Weeks later it gives it back to you, unprompted, on a day that fits. A virtual pet that actually remembers you.