Privacy Policy
Last updated: November 10, 2026
This policy covers the website lumibear.dev run by LumiBear Studio, including its free web tools and games. The Windows apps (SPAN Finder, OtterZip, OtterGIF) have their own policies.
In short
- There are no accounts, and we don't ask for personal information such as your name or email.
- Files you open in the free web tools (videos, photos, GIFs, PDFs) are processed in your browser and are not uploaded to a server.
- The tool pages show Google AdSense ads, and Google may use cookies to serve them.
Files in the free web tools
Your files are read and converted inside your browser. This site does not receive or store them or the results. The code the tools need (for example the PDF, video and HEIC libraries) is downloaded from this site and runs in your browser.
What is stored in your browser
For convenience, only these settings are kept in your browser's storage (localStorage). They are not sent to this site and are deleted when you clear your browser data.
- The display language you picked, and whether you closed the Korean-page hint
- Nyang Typing settings (letters, speed, sound) and best scores
Advertising (Google AdSense)
The free web tool pages show ads from Google AdSense. The home page, app pages and game pages have no ads. Third-party vendors, including Google, use cookies to serve ads based on your prior visits to this website or other websites.
- You can opt out of personalized advertising in Google Ads Settings, and from other vendors' personalized ads at www.aboutads.info.
- How Google uses information:How Google uses information from sites that use its services.
- Where the law requires consent (such as the EEA, the UK and Switzerland), personalized ads are shown only after consent through Google's consent message.
Hosting
This site is delivered through Cloudflare. As with any website, Cloudflare may process technical information such as IP addresses and browser details to deliver and protect the site. See the Cloudflare privacy policy.
App privacy policies
Contact
Questions about privacy: master@lumibear.dev.
If this policy changes, the new version and date will be posted on this page.