Privacy Policy
Blog Prep Room (hereafter, "the Service") handles your files and personal information as follows.
1. Files you upload
Files you choose, such as photos and PDFs, are processed only inside your device (browser). They are never sent to or stored on the Service’s servers. File names and contents are not collected either.
2. Anonymous usage data we collect to improve the Service
| Item | Example | Purpose |
|---|---|---|
| Tools visited | Image edit, PDF merge | See which tools are used most |
| File type and size range | jpg, 1~5MB, jpg, 1~5MB, 3 files | Improve supported formats and performance |
| Whether you saved, and the format | png saved | Check that features work all the way through |
| Error type | Password-protected PDF, image failed to open | Fix bugs |
| Traffic source category | Naver Blog, Google search, Product Hunt, Hacker News, AlternativeTo, direct visit | See which promotion works |
| Your rating | Liked / Not great, plus the reason you picked (1 of 4 choices) | Improve quality |
None of the above includes your name, contact details, IP address, file names or contents, or anything you typed, and no cookies are used.
3. Retention period
Anonymous usage data is deleted 400 days after it is collected. Deletion happens from time to time when new records are saved, and also when the operator views the stats.
4. Ads
The Service may include affiliate ads such as Coupang Partners. If you click an ad, that advertiser’s privacy policy applies.
5. Contact
Privacy officer: Jongtae Lee · CEO · Contact: killsn@naver.com
Operator: Kiwoom Company Co., Ltd. · CEO Kyungsoo Kim · Business Reg. No. 879-88-00461 · 37, Haemaji-ro 77beon-gil, Yeonje-gu, Busan, Suite 602 · Effective date: October 4, 2026