If you believe you have found a security issue in Rain Cleaner, Rain Driver, Rain Cleaner for Android or one of our websites, please report it privately.
Write to support@raincleaner.eu. Please include the affected product and version, the steps to reproduce the issue, and any relevant screenshots or logs.
Please do not send passwords, licence keys or unrelated personal data, and do not publish details before we have had a chance to fix the issue.
We read every report and will answer as soon as we can. We appreciate responsible disclosure.
Our Trust page lists hashes, scan results and the servers the programs talk to. The same policy is published as security.txt at /.well-known/security.txt.
Last updated: 2026-10-01
No. We cannot offer rewards, but we will credit you if you wish.
Rain Cleaner, Rain Driver, Rain Cleaner for Android, RainServer and the raincleaner.eu websites.
Built-in tools first, and what to check before you delete.
A practical order to check before you change anything.
A short, ordered checklist before you change anything.
Read the ID, understand it and search the maker's official page.
What each cleaner is built for, and who it fits.
What is safe to remove, and what needs a second look.
What it removes, what you lose, and when to use it.
Why it looks so big, and the safe ways to shrink it.
What it holds, what you lose, and the supported way to remove it.
What the cache is and how to clear it with Windows tools.
A sensible order for network, chipset, storage, graphics and more.
Add one driver or a whole folder from the command line.
Look first, back up, then remove - with Android's own tools.
Why they appear and how to remove them without losing a good shot.
Rain Cleaner: review before cleanup, free version, 14-day Pro trial.
Hash check, Defender scan and the SmartScreen steps.
What we are working on now, next and later.
Free, no account, no subscription. Windows 10 and 11.