Legal
Privacy Policy
Last updated: May 15, 2026
Introduction
tesaguri.tech ("we") respects your privacy and is committed to protecting your personal information in connection with Doculator and related services ("the Service"). This policy explains how we handle personal information in the Service.
Data Handling in the Application
All expressions, calculation history, variables, spreadsheet data, and settings entered into the Doculator application (desktop and mobile) are stored solely on the user's device. Except when you voluntarily use the Feedback feature described below, this data is never transmitted to our servers or accessible to us.
Information Sent via the Feedback Feature
Only when you use the in-app "Send Feedback" feature, the following information is sent to our server (tesaguri.tech): - The comment, category, and feature/symptom tags you enter - System information (app version, OS, OS version, architecture, language setting, hostname) - If you attach an operation recording, the screen-action recording data. This includes any expressions and numbers displayed or entered during the recording. This is sent only when you press the send button, and you can preview the content beforehand. The information is used solely to reproduce issues and improve the Service.
Information Collected on the Website
The doculator.app website may collect the following information: - Access logs (IP address, browser information, referrer, access timestamps, etc.) - Information collected through cookies and similar technologies - Usage data collected by analytics tools such as Google Analytics (pages viewed, time on site, device information, etc.)
How We Use Your Information
We use the information collected on the website for the following purposes: - Analyzing and improving website usage - Improving service quality and developing new features - Detecting and preventing unauthorized access - Responding to inquiries
Third-Party Disclosure
We will not share your personal information with third parties except in the following cases: - With your consent - When required by law - When necessary to protect the life, body, or property of an individual We use Google Analytics, provided by Google LLC, for website analytics. Google Analytics uses cookies to collect usage information, which is collected anonymously and does not identify individuals. For details, please refer to Google's privacy policy.
Use of Cookies
This website uses cookies to improve user experience, retain preferences, and support analytics (such as Google Analytics). You can configure your browser to refuse cookies, but some features may not function correctly as a result.
Security
We take appropriate security measures to prevent the leakage, loss, or damage of personal information. However, we cannot guarantee the complete security of internet communications.
Changes to this Policy
We may revise this policy as necessary. Revised policy takes effect upon publication on this website.
Contact Us
For questions about this policy, please contact us at the following email address.