SubKu
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Privacy Policy

Effective: September 21, 2026

SubKu is designed with privacy first. Videos and subtitles stay mainly on your device. This policy briefly explains how the site handles data.

Your video is not uploaded

The videos you select, video frames and recognized subtitles are processed only on your device. They are not sent to SubKu or any online subtitle-recognition service.

Local records

Subtitle records, settings and necessary temporary files are stored in your browser. Temporary videos are removed when they are no longer needed where possible; other records remain until you delete them or clear your browser data.

Site analytics and preferences

We use cookie-free Cloudflare Web Analytics to understand overall traffic and site performance. It does not receive your videos, file names or subtitles. The site uses only a necessary cookie to remember your interface language, with no advertising or cross-site tracking cookies.

Third-party services

The site is hosted by Cloudflare and uses Google Fonts. External links open only when you click them and are then governed by that service's privacy policy. Videos and subtitles are not uploaded, so we do not receive them.

Contacting us

If you email contact@subku.app, we use the information you provide only to reply and resolve the issue. Please do not attach confidential videos or unnecessary personal data.

Managing your data

You can delete subtitle records in the site or clear this site's data in your browser settings. Because videos and subtitles are not uploaded, we cannot view or restore that local data for you. For questions about personal data provided by email, contact contact@subku.app.

Changes to this policy

We may update this policy when the service or legal requirements change and will revise the effective date on this page.