プライバシーポリシー

Last updated: July 13, 2026

This Privacy Policy explains how Fastby AI (“Fastby AI,” “we,” “us,” or “our”) collects, uses, shares, and protects information when you use our website, applications, AI image generation tools, image editing tools, subscriptions, credits, and related services (collectively, the “Service”).

By using the Service, you agree to the collection and use of information as described in this Privacy Policy.

This Privacy Policy should be read together with our Terms of Use, Refund Policy, and disclosure page under the Act on Specified Commercial Transactions, where applicable.

1. Information We Collect

We may collect the following types of information.

1.1 Account Information

When you create or use an account, we may collect information such as:

  • email address;
  • login or authentication information;
  • account ID;
  • subscription status;
  • credit balance;
  • account settings.

1.2 Content You Submit

When you use the Service, we may collect and process content you submit, such as:

  • prompts;
  • uploaded images;
  • generation settings;
  • selected models;
  • generated or edited images;
  • generation history.

Do not submit sensitive personal information, confidential information, trade secrets, or personal data of others unless you have the legal right to do so.

1.3 Usage and Technical Information

We may collect information about how you use the Service, such as:

  • pages viewed;
  • buttons clicked;
  • tools used;
  • generation start and completion events;
  • model selection;
  • credit usage;
  • download events;
  • error logs;
  • device type;
  • browser type;
  • IP address;
  • approximate location;
  • cookies and similar technologies.

1.4 Payment Information

Payments may be processed by third-party payment processors.

We may receive limited payment-related information, such as:

  • purchase type;
  • plan type;
  • transaction ID;
  • payment status;
  • billing amount;
  • currency;
  • purchase date.

We do not store full credit card numbers unless expressly stated by the applicable payment processor.

1.5 Support Communications

If you contact us, we may collect your message, contact information, screenshots, error details, and other information needed to respond to your request.

2. How We Use Information

We use information to:

  • provide, operate, and improve the Service;
  • create and manage user accounts;
  • process image generation and image editing requests;
  • store generation history and account activity;
  • manage subscriptions, credits, and usage limits;
  • process payments and prevent billing errors;
  • provide customer support;
  • detect, prevent, and investigate fraud, abuse, security incidents, and policy violations;
  • analyze usage and improve product performance;
  • measure advertising performance;
  • send service-related notices;
  • comply with legal obligations;
  • enforce our Terms of Use.

3. AI Processing and Third-Party Providers

Fastby AI may use third-party AI models, APIs, infrastructure providers, and cloud services to provide image generation and editing features.

To provide the Service, your prompts, uploaded images, generation settings, Outputs, metadata, and related information may be transmitted to and processed by such third-party providers.

We do not intentionally use your private Inputs or Outputs to train our own AI models unless we notify you or obtain consent where required by applicable law.

Third-party providers may process information according to their own terms, policies, and technical requirements.

4. Cookies, Analytics, and Advertising Tools

We use cookies and similar technologies to operate the Service, remember preferences, measure usage, improve performance, and analyze advertising effectiveness.

We may use third-party tools such as:

  • Google Analytics;
  • Google Ads measurement tools;
  • Meta Pixel;
  • similar analytics, advertising, and measurement tools.

These tools may collect information such as page views, events, device information, browser information, IP address, cookies, and interaction data.

You can control cookies through your browser settings. Some features of the Service may not work properly if cookies are disabled.

Where required by applicable law, we will request consent for cookies or similar technologies.

5. How We Share Information

We may share information with:

  • AI model and API providers;
  • cloud hosting and storage providers;
  • payment processors;
  • analytics and advertising providers;
  • customer support and communication tools;
  • security, fraud prevention, and monitoring providers;
  • professional advisors, such as legal or accounting advisors;
  • government authorities or law enforcement where required by law;
  • another entity in connection with a merger, acquisition, financing, reorganization, or sale of assets.

We do not sell personal information for money.

Some analytics or advertising activities may be considered “sharing” or “targeted advertising” under certain privacy laws. Where required, we provide choices or opt-out options.

6. Data Retention

We retain information only for as long as reasonably necessary for the purposes described in this Privacy Policy, including:

  • providing the Service;
  • maintaining accounts;
  • keeping generation history;
  • managing credits and subscriptions;
  • providing support;
  • preventing abuse;
  • complying with legal obligations;
  • resolving disputes;
  • enforcing our agreements.

Retention periods may vary depending on the type of information and the purpose of processing.

We may delete or anonymize information when it is no longer needed.

7. Security

We use reasonable technical and organizational measures to protect information.

However, no method of transmission or storage is completely secure. We cannot guarantee absolute security.

You are responsible for keeping your account credentials secure.

8. International Transfers

We may process and store information in countries other than your country of residence.

These countries may have data protection laws different from those in your jurisdiction.

Where required, we take appropriate measures to protect transferred information.

9. Your Rights and Choices

Depending on your location, you may have rights to:

  • access your personal information;
  • correct inaccurate information;
  • request deletion of certain information;
  • object to or restrict certain processing;
  • withdraw consent where processing is based on consent;
  • request a copy of certain information;
  • opt out of certain analytics or advertising activities.

To make a request, please contact us at:

support@fastby.ai

We may need to verify your identity before responding.

Some information may be retained where necessary for legal, security, fraud prevention, billing, or legitimate business purposes.

10. Children’s Privacy

The Service is not intended for children under the age of 13, or the minimum age required by applicable law.

We do not knowingly collect personal information from children.

If you believe that a child has provided us with personal information, please contact us.

11. Third-Party Links

The Service may contain links to third-party websites, services, models, payment providers, or platforms.

We are not responsible for the privacy practices of third parties.

Please review the privacy policies of any third-party services you use.

12. Changes to This Privacy Policy

We may update this Privacy Policy from time to time.

When we make changes, we will update the “Last updated” date above.

If we make material changes, we will take reasonable steps to notify users, such as by posting a notice on the Service or sending an email where appropriate.

Your continued use of the Service after the updated Privacy Policy becomes effective means that you accept the updated Privacy Policy.

13. Contact

If you have questions about this Privacy Policy or wish to exercise privacy rights, please contact us at:

piece of cake LLC
Email: support@fastby.ai

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