Legal

Account & Data Deletion

Effective: May 12, 2026 Last updated:May 12, 2026
Contents
  1. App & operator
  2. Delete from inside the app
  3. Request deletion by email
  4. What gets deleted
  5. What we retain & for how long
  6. Deletion timing
  7. Contact
This page explains how to delete your account and data for "Stackey" (stackey.me / app.stackey.me; Google Play package jp.co.onecarat.stackey), a cloud file management service provided by 1carat International Co., Ltd. ("we" / "us").
01

App & operator

This page covers account and data deletion for Stackey (the "Service").

App nameStackey
Google Play packagejp.co.onecarat.stackey
Provider (developer)1carat International Co., Ltd.
Service URLstackey.me / app.stackey.me
Contacthello@stackey.me / Contact form
02

Delete from inside the app

You can delete your account yourself from either the app or the web.

  1. Sign in to app.stackey.me or the Google Play version of Stackey.
  2. Open "Settings" from the avatar (top right) or the account menu in the sidebar.
  3. Tap "Delete account" at the bottom of the Settings screen.
  4. Read the confirmation notice carefully, then confirm deletion.

Once confirmed, any active subscription will automatically begin cancellation, and stored files will be removed according to sections 04 and 05 below.

03

Request deletion by email

If you can't sign in to the app, or simply prefer to request deletion by email, please contact us at the address below.

Account deletion request

To:hello@stackey.me
Subject: "Stackey Account Deletion Request"

Please include the following:

  • The email address you registered with (sign-in method: Google / Apple / LINE / email)
  • Scope of deletion (entire account / specific data only)
Send deletion request

For identity verification, we may ask you to contact us directly from your registered email, or to share a user identifier shown inside the Service.

04

What gets deleted

Upon receiving your deletion request, we will remove the following:

05

What we retain & for how long

The following data is kept for a period after your deletion request, as required by law or to prevent abuse:

These retentions are the minimum required for legal and security reasons. We never use them to provide service, for marketing, or to train AI models.

06

Deletion timing

Physical deletion runs in stages, so it may take up to several days for data to disappear completely from storage. However, neither we nor you can access the files once the deletion process begins.
07

Contact

For questions about account / data deletion, contact us at:

Deletion requests & inquiries

1carat International Co., Ltd. — Personal Information Manager
Email: hello@stackey.me

Contact form

Related pages: Privacy Policy / Terms of Use


The Japanese version is the authoritative original.
© 2026 1carat International Co., Ltd. All rights reserved.