Terms of Service

Last Updated: January 2025

Welcome to Expentrac! These Terms of Service ("Terms") govern your use of the Expentrac mobile application and related services (collectively, the "Service"). By accessing or using the Service, you agree to be bound by these Terms. If you do not agree to these Terms, please do not use the Service.

1. Acceptance of Terms

By creating an account or using Expentrac, you acknowledge that you have read, understood, and agree to be bound by these Terms and our Privacy Policy. These Terms constitute a legally binding agreement between you and the Service Provider.

2. Service Description

Expentrac is an expense tracking application that allows you to:

  • Create and manage multiple ledgers for tracking expenses and income
  • Invite other users to collaborate on shared ledgers
  • Store your financial data securely on our servers
  • Access your data across multiple devices

3. Account Registration and Security

3.1 Registration

To use the Service, you must register an account using one of the following methods:

  • Email Registration (sign up with email address and password)
  • Google Sign-In

You agree to provide accurate, current, and complete information during registration and to update such information to keep it accurate, current, and complete.

3.2 Account Security

You are solely responsible for:

  • Maintaining the confidentiality of your account credentials
  • All activities that occur under your account
  • Any losses or damages resulting from your failure to protect your account information

The Service Provider is not liable for any loss or damage arising from unauthorized access to your account due to your negligence.

3.3 Account Restrictions

You are strictly prohibited from:

  • Transferring your account to another person
  • Renting or lending your account to others
  • Sharing your account credentials with third parties
  • Creating multiple accounts for fraudulent purposes

4. Ledger Management and Collaboration

Role names: This policy uses the role names shown in the Expentrac app — "Owner" for the ledger creator and "Member" for invited collaborators.

4.1 Ledger Creation

Each account may create multiple ledgers. The user who creates a ledger is designated as the Owner and has full management rights over that ledger.

4.2 Owner Rights

Owners have the following exclusive rights:

  • Invite other users to collaborate on the ledger
  • Remove collaborators from the ledger at any time
  • Export all ledger data
  • Delete the ledger permanently

4.3 Member Rights and Limitations

Members may:

  • View all transactions and data within the ledger
  • Add new transactions to the ledger
  • Edit or delete only the transactions they created
  • Remove themselves from the ledger at any time

Members cannot export ledger data, remove other members, or delete the ledger.

5. Data Storage and Backup

5.1 Server Storage

All user data, including account information, ledgers, and transactions, is stored on our secure servers. By using the Service, you consent to the storage of your data on our servers.

5.2 User Responsibility for Backup

You are strongly advised to regularly back up important financial data. The Service Provider:

  • Does not guarantee permanent data retention
  • Is not responsible for any data loss, corruption, or deletion
  • Recommends exporting your ledger data regularly for safekeeping

6. Account and Data Deletion

6.1 Deletion Process

You may delete your account and all associated data directly within the app's Account Settings. For exceptional cases, please refer to the Contact Information section (Section 20).

6.2 Recovery Period

Deleted accounts and data can be recovered within 30 days of deletion. During this period, you may request restoration via the Contact Information section (Section 20).

6.3 Permanent Deletion

After 30 days, your account and all associated data will be permanently deleted and cannot be recovered. This includes all ledgers, transactions, and collaboration records.

7. Paid Features and Subscriptions

7.1 Subscription Services

Expentrac may offer premium features or subscription services. Any such services will be clearly described within the app before purchase.

7.2 Payment Processing

All subscription payments will be processed through Apple App Store. By subscribing, you agree to the payment terms of the Apple App Store.

7.3 Free Trials

We may offer free trial periods for subscription services at our sole discretion. The availability, duration, and terms of free trials may change without notice.

7.4 Subscription Cancellation

You may cancel your subscription at any time through your Apple App Store account settings. Upon cancellation, your subscription will remain active until the end of the current billing period, after which it will not renew.

7.5 Refund Policy

All refund requests are subject to the refund policies of Apple App Store. The Service Provider does not directly process refunds. Please refer to Apple's refund policy for details.

8. Third-Party Services and Integrations

8.1 Authentication Services

Expentrac supports both direct Email Registration (email/password) and third-party authentication services (Google) to facilitate account registration and login. When registering with email/password, we collect the email address. By using third-party services, you agree to their respective terms of service and privacy policies.

8.2 Analytics and Performance Tools

To improve service quality and user experience, we use technical services including Firebase Analytics, Firebase Crashlytics, and Firebase Performance. These tools help us identify and fix bugs, analyze app usage patterns, and optimize performance.

8.3 No Liability for Third-Party Services

The Service Provider is not responsible for the availability, functionality, security, or privacy practices of any third-party services. Your use of third-party services is at your own risk.

9. Advertising

9.1 AdMob Integration

Expentrac displays advertisements provided by Google AdMob. These advertisements help support the free version of the Service.

9.2 Third-Party Ad Content

The Service Provider:

  • Does not control, endorse, or take responsibility for the content of third-party advertisements
  • Is not liable for any products, services, or websites advertised through the Service
  • Does not guarantee the accuracy, safety, or legality of advertised content

9.3 Third-Party Links

Advertisements may contain links to external websites or services. The Service Provider is not responsible for the content, privacy practices, or security of any third-party websites. Accessing third-party links is at your own risk.

10. Prohibited Conduct

When using Expentrac, you agree NOT to:

  • Use the Service for any illegal purpose or in violation of any applicable laws
  • Impersonate another person or entity, or falsely represent your affiliation with any person or entity
  • Attempt to gain unauthorized access to other users' accounts or data
  • Use automated means (including bots, crawlers, scrapers, or robots) to access the Service without express written permission
  • Interfere with or disrupt the Service, servers, or networks connected to the Service
  • Transmit any viruses, malware, or other malicious code
  • Collect or harvest information about other users without their consent
  • Use the Service to send spam, unsolicited messages, or engage in phishing
  • Reverse engineer, decompile, or attempt to extract the source code of the Service
  • Remove, obscure, or alter any copyright, trademark, or proprietary rights notices

11. Account Suspension and Termination

11.1 Violations

If you violate these Terms or engage in prohibited conduct, the Service Provider reserves the right to immediately suspend or terminate your account without prior notice.

11.2 Suspicious Activity

The Service Provider may suspend or terminate accounts if we detect:

  • Unauthorized access attempts
  • Hacking or security breach attempts
  • Account theft or fraudulent activity
  • Attacks on our servers or infrastructure
  • Any other abnormal or malicious behavior

11.3 Effect of Termination

Upon termination, your right to access and use the Service will immediately cease. We may delete your account and all associated data without liability to you.

12. Intellectual Property Rights

12.1 Ownership

All intellectual property rights in and to the Service, including but not limited to software, design, graphics, text, logos, trademarks, and other content, are owned by or licensed to the Service Provider. These rights are protected by copyright, trademark, and other intellectual property laws.

12.2 Limited License

Subject to your compliance with these Terms, we grant you a limited, non-exclusive, non-transferable, revocable license to access and use the Service for personal, non-commercial purposes.

12.3 Restrictions

You may not:

  • Copy, modify, or create derivative works of the Service
  • Distribute, sell, lease, or sublicense the Service
  • Use our trademarks, logos, or brand names without written permission
  • Remove or modify any proprietary notices or labels

13. Service Availability and Modifications

13.1 Service Interruptions

The Service may be temporarily unavailable due to maintenance, upgrades, technical issues, or other reasons beyond our control. We will make reasonable efforts to provide advance notice of scheduled maintenance, but cannot guarantee uninterrupted access.

13.2 Right to Modify or Discontinue

The Service Provider reserves the right, at any time and without prior notice, to:

  • Modify, suspend, or discontinue any aspect of the Service
  • Change features, functionality, or availability
  • Impose limits on certain features or restrict access to parts of the Service

13.3 Permanent Termination of Service

If we decide to permanently terminate the Service, we will provide reasonable advance notice through in-app announcements or email to registered users, allowing you time to export your data.

14. Disclaimers and Limitation of Liability

14.1 "As Is" Service

THE SERVICE IS PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT.

14.2 No Guarantee of Accuracy or Reliability

The Service Provider does not warrant that:

  • The Service will be uninterrupted, timely, secure, or error-free
  • The results obtained from using the Service will be accurate or reliable
  • Any defects or errors will be corrected
  • The Service will meet your specific requirements

14.3 Server and Technical Issues

The Service Provider is not liable for any loss, damage, or inconvenience caused by:

  • Server failures, crashes, or downtime
  • Data loss, corruption, or deletion
  • Network connectivity issues
  • Software bugs or technical errors
  • Security breaches or unauthorized access (except where caused by our gross negligence)
  • Third-party service failures

14.4 Data Loss

YOU ACKNOWLEDGE AND AGREE THAT THE SERVICE PROVIDER IS NOT RESPONSIBLE FOR ANY LOSS OF YOUR DATA, REGARDLESS OF CAUSE. YOU ARE SOLELY RESPONSIBLE FOR BACKING UP YOUR IMPORTANT FINANCIAL INFORMATION.

14.5 Use at Your Own Risk

Your use of the Service is at your sole risk. You assume full responsibility for any consequences arising from your use of the Service.

14.6 Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, THE SERVICE PROVIDER SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS, REVENUE, DATA, OR USE, WHETHER IN CONTRACT, TORT, OR OTHERWISE, ARISING FROM OR RELATED TO YOUR USE OF THE SERVICE.

14.7 Financial Decisions

The Service is a tool for tracking expenses and does not provide financial, investment, or tax advice. The Service Provider is not responsible for any financial decisions you make based on information stored or displayed in the Service.

15. Age Restrictions

Expentrac is a personal finance app and is not directed to children under the age of 13. We do not knowingly collect personal information from children under 13. Users under 13 must have parental or guardian consent before creating an account or using the Service.

If we become aware that a user under 13 has provided personal information without parental consent, we will take steps to delete such information and terminate the account. Parents or guardians who believe their child has provided information should use the Contact Information section (Section 20).

16. Changes to These Terms

16.1 Right to Modify

We reserve the right to modify these Terms at any time. When we make changes, we will update the "Last Updated" date at the top of this page.

16.2 Notification of Changes

We will notify you of material changes to these Terms through:

  • In-app notifications or announcements

16.3 Acceptance of Changes

Your continued use of the Service after changes to these Terms constitutes your acceptance of the modified Terms. If you do not agree to the changes, you must stop using the Service and may delete your account.

17. Governing Law and Dispute Resolution

17.1 Governing Law

These Terms shall be governed by and construed in accordance with the laws of the Republic of China (Taiwan), without regard to its conflict of law provisions.

17.2 Jurisdiction

Any disputes arising from or relating to these Terms or the Service shall be subject to the exclusive jurisdiction of the courts of Taiwan.

17.3 GDPR Compliance

For users in the European Union, the processing of personal data complies with the General Data Protection Regulation (GDPR). Please refer to our Privacy Policy for details on how we collect, use, and protect your personal information.

18. Severability

If any provision of these Terms is found to be invalid or unenforceable by a court of competent jurisdiction, the remaining provisions shall continue in full force and effect.

19. Entire Agreement

These Terms, together with our Privacy Policy, constitute the entire agreement between you and the Service Provider regarding your use of the Service, and supersede all prior agreements and understandings.

20. Contact Information

If you have any questions, concerns, or requests regarding these Terms of Service, please contact us at:

Email: [email protected]

By using Expentrac, you acknowledge that you have read, understood, and agree to be bound by these Terms of Service.