1. Summary
- Who is responsible? Shanghai Nervdog Technology Co., Ltd. See Introduction.
- What do we collect and why? The information needed to run your account, deliver purchases, keep the game fair and stable, and improve it. See How we process your personal information.
- Who receives it? Service providers that host, analyze, deliver notifications or process payments for us. See How we store and share your personal information.
- Where is it processed? On servers in the United States; our team in China accesses it remotely. See How we store and share your personal information.
- How long do we keep it? Mostly until you delete your account; logs and analytics for shorter fixed periods. See Data retention.
- What are my rights? Access, copy, correction, deletion, objection and withdrawal of consent, most of them directly in the game. See Your rights.
- Children? Players under 13 (under 14 in Quebec) play with restricted features. See Children and Information for parents.
2. Introduction
This Privacy Policy explains how Shanghai Nervdog Technology Co., Ltd. (“Nervdog”, “we”, “us”) processes your personal information when you use the mobile game Nervdog Tactics (the “Game”) and our websites nervdog.com and nervdog.cn (the “Websites”; together, the “Services”).
Nervdog is the controller of your personal information. Our Privacy Officer is responsible for the protection of personal information and can be reached at support@nervdog.com.
Please read this policy together with our Terms of Service.
3. Cookies and our Websites
nervdog.com uses Google Analytics, which sets cookies to count visits and to record the pages viewed, approximate location, and device and browser type. nervdog.cn uses Baidu Tongji for the same purpose. Your choice of light or dark theme is stored in your browser. We do not use advertising cookies. You can block or delete cookies in your browser settings.
The contact form on our Websites opens your own email app; the Websites do not store what you type.
4. Children
The Game asks every new player for their birth year and month, without suggesting an answer. Depending on the age and the region, some features are switched off:
| Region | Children's mode (restricted features) | Firebase Analytics available from |
|---|---|---|
| Canada (except Quebec) | Under 13 | 13 |
| Quebec | Under 14 | 14 |
| United States | Under 13 | 13 |
| United Kingdom | Under 13 | 13, with consent |
| European Union | Under 13 | 13 to 16 depending on the country, with consent |
| Other regions | Under 13 | 13 |
Personalized ads are only available from 18, with consent, in every region.
In children's mode: email, Apple and Google accounts cannot be linked; Firebase Analytics is off; no push token is collected; only ads suitable for children are shown; and no tracking permission is requested. Gameplay events and crash reports are still recorded on our own servers, only to support the internal operation of the Game (security, fixing problems and balancing). They are never used to contact a child, build a profile or show ads, and are never shared with third parties.
Under 18: no personalized ads and no tracking permission requests.
5. How we process your personal information
| Personal information | Use | Legal basis (where applicable) |
|---|---|---|
| Account ID (created by our servers) and device identifier | To create and keep your account, let you play as a guest, and check reconnections. | Necessary to perform our contract with you. |
| Platform ID from Game Center, Google Play Games, Apple or Google | To let you sign in, and recover your account on a new device. | Necessary to perform our contract with you. |
| Email address and hashed password | To let you sign in with email and to send account-related emails. | Necessary to perform our contract with you. |
| Apple token (stored encrypted) | To revoke Sign in with Apple when you delete your account. | Necessary to perform our contract with you. |
| Display name, avatar, progress, battle records and saved games | To provide the Game. Your name and avatar are visible to other players. | Necessary to perform our contract with you. |
| Birth year and month (not the day) | To apply age-appropriate features (see Children). | Compliance with legal obligations. |
| Purchase records: order ID, item, amount, currency, country, time | To deliver purchases, reconcile orders, handle refunds and keep tax records. We never receive your card details. | Necessary to perform our contract with you; compliance with legal obligations. |
| IP address and connection logs | To secure the Services, troubleshoot and determine your country. | Our legitimate interests in keeping the Services secure and working. |
| Login dates (one entry per day) | To measure daily players and retention. | Our legitimate interests in understanding how the Game is used. |
| Crash reports | To find and fix crashes. | Our legitimate interests in keeping the Game working. |
| Gameplay events (actions, currency and item changes, battles, sessions, screens, errors) with account ID, random install ID, device model, operating system, language and country code; no IP address | To balance the Game, reconcile the in-game economy, detect cheating, analyze in aggregate and troubleshoot. We do not use them to set prices, choose offers or matchmake for an individual player. | Our legitimate interests in running and improving the Game; for purchase and currency records, also our contract with you. |
| Start-up events before login (first launch, loading steps and times) with a random install ID that is not an advertising ID | To find loading problems. | Our legitimate interests. In the EU, the UK and Switzerland, only with your consent. |
| Firebase Analytics events and app instance ID | To analyze how players use the Game. | In the EU, the UK and Switzerland, your consent; elsewhere, our legitimate interests. Never for children. |
| Firebase Remote Config instance ID | To deliver game settings. | Our legitimate interests. |
| Push token, platform, game language, time zone offset and notification settings | To send notifications you allowed on your device (for example defense reports, friends, clubs and announcements; at most two a day, none between 10 p.m. and 8 a.m. local time, never promotions). Each type can be turned off in the Game. | Our legitimate interests, based on the permission you gave on your device. |
| Advertising ID and ad requests | If the Game shows ads (served by Google AdMob): to show ads, personalized only for adults who agree. | Your consent where required (EU, UK, Switzerland, some US states; Apple's App Tracking Transparency on iOS). |
| Messages you send to support | To answer you and handle privacy requests. | Our legitimate interests; compliance with legal obligations. |
We do not collect your precise location, contacts, photos, microphone, real name, full date of birth, phone number or identity documents. We do not sell your personal information.
7. The security of your personal information
We use encryption in transit, restricted access to production systems, encrypted storage of sign-in tokens, and backups that cannot be altered or deleted from our servers. No transmission over the internet is completely secure. If a breach creates a real risk of significant harm, we will notify you and the relevant authorities as the law requires.
8. Data retention
We keep personal information only as long as needed for the purposes above, then delete or anonymize it.
| Personal information | Retention |
|---|---|
| Account, game data, birth year and month, login dates | Until you delete your account. |
| Guest accounts with no recovery method (device only) | Deleted after 24 months without a login. |
| Purchase records | After account deletion, an anonymized record (order ID, amount, currency, country, time) is kept as long as tax and accounting law requires (for example, six years in Canada). |
| Connection logs / security logs | 30 days / 90 days. |
| Crash reports | 90 days. |
| Gameplay and start-up events | 14 months. Daily statistics with no account ID may be kept longer. |
| Firebase Analytics data | 14 months. |
| Push tokens / notification send log | Until account deletion, until you turn notifications off or the token stops working / 14 days. |
| Support messages | 2 years after your request is closed. |
| Backups | Deleted information disappears from backups within 90 days. |
9. Your rights
Depending on where you live, you have the following rights. You can exercise most of them directly in the Game.
- Access and portability: Settings › Account › Privacy & Data › Download my data saves your account, sign-ins, saved games, purchases and name history as a file. For a full copy including gameplay event records, contact us.
- Correction: change your name in the Game; to change your email, unlink it and link the new one.
- Erasure: Settings › Account › Delete account, or see our account deletion page.
- Withdrawal of consent: Settings › Account › Privacy & Data › Privacy options (shown where the consent form applies), or your device's privacy settings. This does not affect processing before the withdrawal.
- Objection: you can object to gameplay analytics by contacting us; we will then record only the events needed to keep your account and purchases accurate.
- Advertising: you can refuse or withdraw consent to personalized ads in Privacy options and in your device settings.
- Announcements: you can turn off each type of notification in the Game's settings.
To make a request, email support@nervdog.com with your account ID (shown in Settings › Account). We confirm your identity first, with a code shown in the Game or through your linked email, and reply within 30 days (one month in the EU and the UK, 45 days in California).
10. Contact
Shanghai Nervdog Technology Co., Ltd.
No. 536, Laolu Road, Lingang New Area, China (Shanghai) Pilot Free Trade Zone
Privacy Officer: support@nervdog.com
If you are not satisfied with our answer, you can contact your local data protection authority (see the jurisdiction-specific sections below).
11. Changes
We may update this policy from time to time. The new version will be posted on this page with a new date. For important changes, we will also tell you in the Game and, where required, ask for your consent again.
12. Language
This policy is available in English, French and Chinese. If the versions differ, the English version prevails, except where the law of your place of residence requires otherwise.
13. Information for parents
How do you know my child's age? Every new player is asked for their birth year and month, without suggestions.
What do you collect from my child? Only what the Game needs to run (account, game data, purchases, crash reports and gameplay events for internal operations). In children's mode, accounts cannot be linked to email, Apple or Google, analytics and server notifications are off, and only ads suitable for children are shown. See Children.
Can my child make purchases? Purchases go through the App Store or Google Play. Use their parental controls (Ask to Buy, Family Link) to approve or block purchases.
How do I review or delete my child's information? Email support@nervdog.com with your child's account ID, or delete the account in Settings › Account › Delete account.
14. Canada and Quebec
- Our Privacy Officer (person in charge of the protection of personal information) can be reached at support@nervdog.com.
- Our service providers outside Canada are listed in How we store and share your personal information. Information processed outside Canada may be accessible to courts and authorities of those countries. You can ask us for more information about our policies for service providers outside Canada.
- For Quebec residents, we assess the protection of personal information before it is communicated outside Quebec. Personalized ads stay off unless you agree.
- You can complain to the Office of the Privacy Commissioner of Canada or, in Quebec, to the Commission d'accès à l'information du Québec.
15. European Union, United Kingdom and Switzerland
The legal bases for each use are listed in How we process your personal information. Analytics and personalized ads that rely on information stored on your device are used only with your consent, which you can withdraw in Privacy options. You have the right to restrict processing and to complain to the data protection authority of the country where you live or work.
16. United States
We do not sell personal information. Where personalized ads count as “sharing” under state privacy laws, you can opt out in Privacy options. For children under 13, we collect only the information needed to support the internal operation of the Game, as described in Children.