This is a previous policy (T4) — in effect from 2026-10-20 to 2026-10-23. From 2026-10-24, the current policy (T6) applies.

This is the English version of the Starhatch Privacy Policy. 한국어

Starhatch Privacy Policy

Operator: Studio KRK · Effective date: 2026-10-20 · Edition: Test launch (T4)

This Policy takes effect on 2026-10-20. Until then, the previous policy (T3, Korean) applies.
This Policy is used during the Philippines test launch. The items newly collected under this edition (advertising information sent to the ad company Google (AdMob) and purchase records) apply from the time you agree on the first launch after updating the Game. It will be revised after expert review before the launch in Korea, and if it changes, we will notify you again in the Game.
Users in the Philippines: please also read the Additional Notice for Users in the Philippines at the end of this Policy.

Studio KRK (the "Operator") processes the personal information of users of the mobile game Starhatch (the "Game") in accordance with the Personal Information Protection Act of the Republic of Korea and other applicable laws, and sets out this Privacy Policy as follows.

Article 1. Purposes of Processing

  1. Providing the Game — creating guest accounts, saving game progress, and preventing misuse such as tampering with in-game currency
  2. Improving the Game — finding the causes of app errors (crashes) and seeing, as statistics, at which steps users stop playing
  3. Measuring ad performance — measuring, for each ad, which ad led to the Game being installed and whether the tutorial was completed or the player came back the next day
  4. Providing ads — showing rewarded ads, confirming that an ad was watched to the end so the reward can be given, and preventing fraudulent viewing
  5. Selling paid items — verifying payments (receipt validation), delivering items, handling refunds, and keeping the transaction records required by law
  6. Protecting data — making backups in case of server failure or data loss
  7. Handling user requests — responding to requests to exercise your rights, such as access and deletion, and to inquiries

Article 2. Personal Information We Process

CategoryItemsHow it is collected
Game accountGuest account identifier (an account number made from the unique ID your device gives this app) · time the account was created and time of last loginAutomatically when you open the Game
Game progress recordsIn-game name (nickname) · saved game data such as owned Hatches, currency and progress · records of in-game action requests (request type, time and result)Automatically while you play · you enter your nickname yourself
Gameplay records
(collected by the Operator)
Records of in-game actions (app launches, tutorial steps, battle results, screens opened, changes in currency and items, completed purchases (product and amount), ad impressions and viewing records, etc.) · in-game error messages · information attached to them: install number (randomly created by the app) · Game Account ID · session number · app version · device type (model, OS version) · game language · country (determined from the IP address when received; the IP address itself is not stored)After you tap [Confirm & Start] on the "Privacy Notice" shown on first launch, the Game sends them automatically to the Operator's collection server
Ad performance measurement
(AppsFlyer)
Advertising ID (Google Advertising ID) · device information (model, OS version, language, carrier, etc.) · IP address · install source information (install referrer) · install identifier created by AppsFlyer · records of app launch, tutorial completion, first capture and next-day return · payment amount and currencyAfter you tap [Confirm & Start] on the "Privacy Notice" shown on first launch, the AppsFlyer program (SDK) sends them automatically
Ads
(Google AdMob)
Advertising ID (Google Advertising ID) · App Set ID · identifiers related to the account signed in on the device (if applicable) · IP address · device information (model, OS version, language, etc.) · app usage information (app launches, taps, ad impressions, clicks, video viewing records) · diagnostic information (app launch time, hang rate, energy use) · Game Account ID (to verify ad rewards) · app information (app name, version)After you confirm "I am 14 or older" and tap [Confirm & Start] on the "Privacy Notice" shown on first launch, the Google Mobile Ads program (SDK) sends them automatically when it loads and shows ads
Payments
(Google Play billing)
Order number · product · amount and currency · payment time · payment verification result · refund status · Game Account IDWhen you pay, Google Play tells the app, and the Operator's server checks with Google that the payment is valid
Crash records
(Firebase Crashlytics)
Records of app crashes (where the error occurred, app state at the time) · device information (manufacturer, model, OS version) · app information (app version, network type) · app usage time information · Crashlytics and Firebase installation identifiersAfter you tap [Confirm & Start] on the "Privacy Notice" shown on first launch, the Firebase Crashlytics program (SDK) sends them automatically
Requests and inquiriesEmail address · content of the request or inquiryWhen you send us an email

Article 3. Retention Period and Destruction

ItemRetention periodDestruction
Game account and progress records (Operator's server)Kept until you request account deletion, and deleted 3 years after your last login · deleted without delay if you request deletionDeleted from server records (cannot be recovered)
Backup copies (all game account and progress records)Made once a day and kept for 7 days on the server · 30 days on Cloudflare R2 · 30 days on the Operator's PCDeleted automatically when the period ends. Even after an account is deleted, it remains in backups already made for up to 30 days and is then deleted
Gameplay records (collection server · backup copies · Operator's PC)Kept on the collection server for up to 30 days from receipt · kept in backup copies and on the Operator's PC for 2 years from receipt, then deletedFiles deleted from the server, the backup storage and the Operator's PC (cannot be recovered)
Payment and refund records (Operator's server)Records of contracts and withdrawals, and of payments and item supply: 5 years (Article 6 of the Enforcement Decree of the Korean Act on the Consumer Protection in Electronic Commerce) — even if you delete your account, they are kept separately for this period and then deletedDeleted from server records (cannot be recovered)
Ad performance measurement records (AppsFlyer)Up to 24 months under AppsFlyer's policyDeleted by AppsFlyer
Ad records (Google AdMob)Under Google's policy — ad data left in server logs is anonymized by removing part of the IP address after 9 months and cookie (identifier) information after 18 monthsDeleted or anonymized by Google
Crash records (Firebase Crashlytics)Deletion of crash records and related identifiers begins after 90 days (Firebase policy)Deleted by Google
Request and inquiry emailsUntil the request or inquiry has been handled · records of complaints and disputes about payments and refunds: 3 years (same Article 6 of the Enforcement Decree)Deleted without delay once handled (records of complaints and disputes are deleted after 3 years)
Records on your device ("I am 14 or older" confirmation, settings such as volume, install number, gameplay records not yet sent)Until you delete the appDeleted together with the app

Electronic files are deleted in a way that cannot be recovered.

Article 4. Provision to Third Parties · Entrustment of Processing

The Operator processes personal information only within the purposes in Article 1 and does not provide it to third parties unless there is a legal basis or you have agreed. To run the Game, the Operator entrusts processing as follows.

Entrusted toEntrusted workStorage location
VultrRunning the game server and the gameplay-record collection server (hosting)Seoul data center, Republic of Korea
Cloudflare, Inc.Storing game server backups and copies of gameplay records (R2 storage)Outside Korea — Article 5
Google LLCAnalyzing app crash records (Firebase Crashlytics)Outside Korea — Article 5
AppsFlyer Ltd.Measuring ad performanceOutside Korea — Article 5
Google LLCServing ads and measuring their performance (Google AdMob — showing rewarded ads, measuring ad performance and preventing ad fraud) · information sent: advertising ID, IP address, device information, Game Account ID, app usage information (ad impressions, clicks, viewing records), etc. — the "Ads (Google AdMob)" items in Article 2Outside Korea — Article 5

Article 5. Transfer of Personal Information Outside Korea

The Operator transfers personal information outside the Republic of Korea for processing and storage as follows (Article 28-8 of the Korean Personal Information Protection Act). The "Privacy Notice" screen on first launch also tells you about this.

① Cloudflare — Backup storage

RecipientCloudflare, Inc. (101 Townsend St., San Francisco, CA 94107, USA) · privacy contact privacyquestions@cloudflare.com
Destination countryCloudflare data centers in the Asia-Pacific (APAC) region — this is the backup storage location setting checked by the Operator (2026-10-10); the specific country within the region is decided by Cloudflare
Items transferredServer database backup files containing all the game account and progress records in Article 2 · copies of gameplay record files
PurposeStoring backups in case of server failure or data loss
Timing and methodOnce a day (04:00 Korea Standard Time) · sent over an encrypted internet connection (HTTPS)
Retention periodDatabase backups are deleted automatically 30 days after upload · copies of gameplay records are deleted 2 years after receipt
How to refuse and what happensBackups are needed to run the Game, so they cannot be refused separately. If you wish to refuse, please stop using the Game and request account deletion — your data will also be removed from backups within 30 days after deletion

② Google — App crash record analysis

RecipientGoogle LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA) — Firebase Crashlytics
Destination countryThe USA and countries where Google has data centers — Firebase does not let us choose a processing region, so data may be processed anywhere in Google's infrastructure
Items transferredThe "Crash records" items in Article 2
PurposeAnalyzing the causes of app errors (crashes)
Timing and methodAfter you confirm the "Privacy Notice" on first launch, when the app starts and when an error occurs · sent over an encrypted internet connection (HTTPS)
Retention periodDeletion begins after 90 days (Firebase policy)
How to refuse and what happensThe Game currently has no way to turn off crash records alone. If you wish to refuse, please stop using the Game — nothing will be sent after that

③ AppsFlyer — Ad performance measurement

RecipientAppsFlyer Ltd. (14 Maskit St., Herzliya 4673314, Israel) · privacy contact privacy@appsflyer.com
Destination countryIsrael (where the company is located) and the countries where the servers AppsFlyer uses are located — under AppsFlyer's policy, its servers may be in several countries and the countries are not specified
Items transferredThe "Ad performance measurement" items in Article 2
PurposeMeasuring ad performance (which ad led to the install, and whether key actions happened after the install)
Timing and methodAfter you confirm the "Privacy Notice" on first launch, when the app starts and when the actions above happen · sent over an encrypted internet connection (HTTPS)
Retention periodUp to 24 months (AppsFlyer policy)
How to refuse and what happensYou can delete the advertising ID in your device settings (Article 8) or ask AppsFlyer to opt you out (privacy@appsflyer.com or www.appsflyer.com/legal/opt-out/). You can keep playing the Game as usual even if you refuse

④ Google — Ads (AdMob)

RecipientGoogle LLC (1600 Amphitheatre Parkway, Mountain View, CA 94043, USA) — Google AdMob (Google Mobile Ads SDK) · privacy contact https://support.google.com/policies?p=privpol_privts
Destination countryThe USA and countries where Google has data centers — Google has servers around the world, so data may be processed on servers outside the country where you live (Google policy)
Items transferredThe "Ads (Google AdMob)" items in Article 2
PurposeThe same as the entrusted work in Article 4 (showing rewarded ads · measuring ad performance · preventing ad fraud)
Timing and methodAfter you confirm the "Privacy Notice" on first launch, when ads are loaded and watched · sent over an encrypted internet connection (HTTPS)
Retention periodAd data left in server logs is anonymized by removing part of the IP address after 9 months and cookie (identifier) information after 18 months (Google policy)
How to refuse and what happensYou can delete the advertising ID in your device settings (Article 8), turn off personalized ads in Google "My Ad Center" (myadcenter.google.com), and request deletion through the contact page above. You can keep playing the Game as usual even if you refuse (deleting the advertising ID only stops personalized ads)

Article 6. Your Rights and How to Exercise Them · Requesting Account and Data Deletion

  1. You may at any time ask for access to, correction of, deletion of, or suspension of processing of your personal information.
  2. How: please send your request by email to contact@studiokrk.com (Studio KRK Privacy Team). So that we can find your account, please include your in-game name (nickname), the type of device you use, and the date you last played.
  3. You can also request deletion of your Starhatch account and data by the same email. When you do, we delete your account and progress records and your gameplay records from the Operator's servers, and they are removed from backups already made within 30 days. Payment and refund records are kept separately for 5 years as required by law and then deleted (Article 3). You may also ask AppsFlyer directly to delete the measurement records it holds (Article 5 ③), and Google to delete the ad records it holds (Article 5 ④). A deletion menu will be added to the Game before the official launch.
  4. The Operator will tell you the result within 10 days of receiving your request.
  5. You may also exercise your rights through a legal representative or a person you have authorized.

Article 7. Personal Information of Children Under 14

Article 8. Tools That Collect Information Automatically

Article 9. Security Measures

Article 10. Privacy Officer

Privacy officer (department)Studio KRK Privacy Team
Contactcontact@studiokrk.com

You can also report or seek advice about privacy violations at the following organizations in Korea.

Article 11. Changes to This Policy

Additional Notice for Users in the Philippines

If you are in the Philippines, the Data Privacy Act of 2012 (Republic Act No. 10173) and its Implementing Rules and Regulations also apply to the processing described in this Policy. This section adds what that Act requires. The items, retention periods, recipients and transfers outside Korea are the same as in Articles 2 to 5.

① Lawful basis for processing (Section 12 of the Act)

Purpose (Article 1)Lawful basis
Providing the Game · Selling paid items · Handling user requestsNecessary to provide the Game and the paid items you request under the Terms of Service (contract — Section 12(b))
Keeping payment and refund records (Article 3)Necessary to comply with a legal obligation (Section 12(c)) — the Korean Act on the Consumer Protection in Electronic Commerce
Improving the Game · Protecting data · Preventing misuse (such as tampering with in-game currency) and fraudulent ad viewingOur legitimate interests in keeping the Game working, secure and fair (Section 12(f))
Measuring ad performance · Providing adsOur legitimate interests in offering the Game free of charge with ads and finding out which ads work (Section 12(f)) — you can object to the use of the advertising ID at any time by deleting it (Article 8); ads themselves may still appear

② Your rights (Sections 16 to 18 of the Act)

To exercise these rights, email contact@studiokrk.com in the same way as in Article 6. We will reply within 10 days. If you have died or cannot exercise these rights yourself, your lawful heirs and assigns may exercise them (Section 17).

③ Person accountable for compliance (Data Protection Officer)

The person accountable for our compliance with the Act (Section 21(b)) can be reached through the Studio KRK Privacy Team at contact@studiokrk.com. If you ask, we will tell you the name of the person designated.

④ Transfers and complaints