Service Privacy Policy
mirai_bank
iOS App
Last updated: June 24, 2026
1. Introduction
mirai_bank (the "App") is an iOS personal finance application developed by PlayMind Co. This Privacy Policy explains how the App handles your information. By using the App, you agree to the terms of this policy.
2. Information We Collect
The App stores all data exclusively on your device (locally). It does not transmit data to external servers, require account registration, or collect personal information.
User-Provided Information (stored locally only)
- Current savings balance
- Income and expense item names, amounts, and payment dates
- Transaction records (date, amount, category, notes)
- Savings goals and target dates
All financial data you enter exists only on your device and is never transmitted externally.
Information Collected for Advertising (Google AdMob)
This App uses Google AdMob to display advertisements. AdMob may collect the following information for ad delivery purposes:
- Device identifiers (Advertising ID)
- IP address
- Ad interaction data
Collected data is not linked to your personal identity and is not used for cross-app tracking. For more details, please refer to Google's Privacy Policy.
3. How We Use Your Information
Information entered in the App is used solely for:
- Calculating and displaying your monthly cash flow timeline
- Recording transaction history and computing average amounts
- Projecting progress toward your savings goal
4. Data Storage
All data is stored locally on your device using SwiftData. No data is sent to cloud services or external servers.
You can delete all data at any time by uninstalling the App.
5. Sharing of Information
Financial data entered by the user is never shared with third parties. However, the App uses the Google AdMob SDK for ad delivery, which may collect device information and advertising identifiers. This data is processed in accordance with Google's Privacy Policy.
This App does not request App Tracking Transparency (ATT) permission and does not track users across apps or websites.
6. Security
Your data is protected by iOS's built-in security features, including device-level encryption and app sandboxing. Enabling a passcode and Face ID / Touch ID on your device provides an additional layer of protection.
7. Children's Privacy
The App is not directed at children under the age of 13 and does not knowingly collect personal information from them.
8. Your Rights
- You can delete all locally stored data by uninstalling the App
- For any questions regarding this policy, please contact us at the address below
9. Changes to This Policy
This policy may be revised as needed. Significant changes will be announced in the App Store update notes or within the App.
10. Contact
For questions or concerns regarding this policy, please contact us at:
liangyadamu47@gmail.com