Talk to Historical AI Greats - Chat with History

Conversations with historical figures from around the world. Boost intimacy & build close bonds in this AI chat app!

📜 Terms of Service

Last Updated: November 20, 2025

These Terms of Use (hereinafter referred to as "Terms") set forth the conditions for using the Historical Greats AI Chat App (hereinafter referred to as "App"). Please read these Terms carefully before using the App.

Article 1 (Applicability)

These Terms apply to all relationships between the user and the provider of this App.

Article 2 (Conditions of Use)

This App is provided for the purpose of simulating conversations with historical figures (greats) using AI technology.

AI responses are generated via external services (OpenAI API, Cloudflare Workers, etc.), so accuracy, historical factuality, and validity are not guaranteed.
Content generated by AI is provided for creative and entertainment purposes only.

Article 3 (Overview of Functions)

AI conversation function with historical figures (using OpenAI API)
API processing using Cloudflare Workers
Data storage and analysis using Firebase (collection of usage status, etc.)
Display of advertisements (Google AdMob, etc.)
Use of additional messages and special features using in-app currency (coins, etc.)
Purchase of currency via in-app purchases

Article 4 (Prohibitions)

The following acts are prohibited:

Reverse engineering, modification, or duplication of this App
Unauthorized commercial use of this App
Acts that place an excessive load on servers or external APIs
Fraud, phishing, or harassment using AI
Transmission of content contrary to public order and morals or infringing on the rights of others
Use leading to violation of laws

Article 5 (Disclaimer)

AI responses are automatically generated, and we do not guarantee historical accuracy, ethics, or completeness.
The developer assumes no responsibility for any damages arising from the use of this App.
Functions may become temporarily unavailable due to failures of external services such as OpenAI API, Firebase, Cloudflare Workers, or advertising networks, for which we assume no responsibility.

Article 6 (Changes/Termination)

The developer may change specifications, add features, or suspend provision of this App without notice.

Article 7 (In-App Purchases)

In this App, you can use additional messages and special conversation features by purchasing in-app resources such as coins or tickets.
Purchases are made through Apple's App Store and are subject to Apple's terms and conditions.
In principle, purchased in-app resources cannot be refunded.
Consumable items (coins, etc.) cannot be restored after consumption.
Non-consumable items can be restored with the same Apple ID.
The developer cannot directly handle refunds for payment troubles or non-reflection.

🔒 Privacy Policy

Last Updated: November 20, 2025

This App respects user privacy and operates based on the following policy.

1. Information Collected

In principle, this App does not collect personally identifiable information (name, email address, etc.).

However, the following information may be acquired:

Messages entered by the user (sent to OpenAI API to generate AI replies)
Part of conversation history (saved in Firebase or locally to improve app experience)
In-app settings, billing status
App usage status (crash logs, etc.)

In addition, the following information may be automatically collected by advertising providers (Google AdMob, etc.):

Advertising ID (IDFA, etc.)
Device information, app usage information
Ad viewing data

2. AI Conversation Function

This App uses the OpenAI API to generate conversation text with historical figures.

Input content is sent to OpenAI's servers.
Please do not include personal information.
Generated content is not guaranteed to be accurate or historically factual.

3. Communication

Communication is performed for the following purposes:

API transmission for AI dialogue generation
Usage analysis (Firebase Analytics, etc.)
Ad display
In-app purchase processing

4. Third-Party Provision

We do not provide information to third parties except in the following cases:

Based on law
When information is sent to advertising providers for ad delivery
When necessary to use external services such as Firebase or OpenAI

5. Access Permissions

This App does not access unnecessary information on your device.

6. Ads

This App uses advertising services such as Google AdMob, and advertising providers may collect information for the following purposes:

Provision of personalized ads
Measurement of advertising effectiveness

Please refer to the following for the policies of advertising providers:
👉 https://policies.google.com/technologies/ads

7. GDPR (EEA/UK) Compliance

We obtain user consent before personalized ads or analysis.
Consent can be changed or withdrawn from within the App.
If you do not consent, non-personalized ads will be displayed.

8. CCPA/CPRA (USA) Compliance

Users can opt out of data sharing that falls under "sale of personal information".
General non-personalized ads will still be displayed after opting out.

9. In-App Purchase Information

Purchased currency and usage history are saved in the App and Firebase.
Payments are made through Apple, and the developer does not acquire credit card information, etc.
This information is used for billing management and providing restoration functions.

⚠️ Disclaimer

AI response content is automatically generated, and historical factuality and accuracy are not guaranteed.
The developer is not responsible for any damages caused by using this App.
Some functions may not be available due to failures of external services (OpenAI, Firebase, Cloudflare, etc.).