subquick › Legal & operating

Privacy Policy

Last updated · 2026-10-21

Draft · version 2026-10 (legal review before launch)

주식회사 ECDS ("we") operates SubQuick (the "Service") and handles your personal information as described here.

1. Information we process

  • Account: email address and a hash of your password (email sign-in), phone number (phone sign-in), Google user ID and name (Google sign-in), display language
  • Device: install ID, device name, operating system, app version, a device marker (a keyed hash of the Windows machine ID)
  • Usage: transcription length, translated characters, number of AI feature uses, request times, a keyed hash of your IP address
  • Processed briefly: audio extracted from your video and caption text. These are not kept after processing.

We never receive your video files. Editing and exporting happen on your PC.

2. Purposes

Sign-in and account management, providing transcription, translation and AI features, counting usage and applying plan limits, preventing abuse, and answering inquiries. We do not sell your information or use it for advertising.

3. Transfers abroad

To provide the Service we entrust information to the companies below. We ask for your consent when you sign up. If you do not consent, features that require sign-in (transcription, translation, AI) are unavailable; editing and exporting still work.

RecipientCountryItemsPurposeRetention
Groq, Inc.USAAudio, caption textTranscription, translation, AI featuresNot retained (zero data retention)
Google LLC (Google Cloud)SingaporeRequest contents (while processing)Running the serverWhile processing
Neon, Inc.Singapore (AWS)Account, device, usage recordsDatabaseUntil you delete your account
Resend, Inc. (US company)Japan (Tokyo)Email address, sign-in codeSign-in code emailsDelivery logs 30 days
Twilio Inc.USAPhone number, sign-in codePhone sign-in text messagesPer Twilio's policy
Google LLCUSASign-in requestsGoogle sign-inPer Google's policy

For users in Japan: information on the personal data protection systems of these countries is available from the Personal Information Protection Commission, and the recipients protect personal data under contract.

4. Retention

  • Account and device information: until you delete your account. On request, sign-in stops immediately and the data is deleted after 30 days.
  • Usage records: 13 months, after which only monthly totals remain; deleting your account removes the link to you.
  • Sign-in requests and email codes: 1 day
  • Security logs: 1 year

5. Your rights

In the app's "My account" you can view your information, sign out other devices and delete your account. You can also request access, correction, deletion, restriction of processing or withdrawal of consent at privacy@subquick.app; we respond without delay.

6. Security

Encryption in transit (HTTPS); passwords stored only as argon2id hashes; session tokens and codes stored only as hashes; device markers and IP addresses stored only as keyed hashes; least-privilege access; sessions on your PC protected with OS encryption (Windows DPAPI).

7. Breaches

We notify the relevant authorities within 72 hours of becoming aware of a breach and inform affected users.

8. Children

People under 14 may not sign up.

9. Contact and changes

Privacy officer: 주식회사 ECDS, privacy@subquick.app

We announce changes in the app and on this page 7 days before they take effect, and ask for consent again for changes that are less favourable to you.