RainCleanerCleans, explains, hides nothing.
Download for Windows

Clean.
Explain.Never hide.

See what will be deleted, what you will lose, and when you should NOT touch it.

Download for WindowsFree — Pro coming soon Portable versionNo installer, no warning screen

Windows 10 and 11 · 65 MB · the portable version needs no installer, so no warning screen either.

See how it works

No hidden actions

Always a way back

Nothing left unexplained

Six tools. One rule: nothing without your say-so.

Deep cleaning

Removes junk safely, with a plain reason for every single item.

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Driver installer

Certified drivers from Microsoft, plus the manufacturer's own channel when it is newer.

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Game booster

More frames, steadier frames, and every setting put back when you close the game.

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Offline rescue

Brings the network back on a machine that cannot get online.

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Ransomware protection

Decoy files catch an encryption as it starts, and a separate guard watches BitLocker.

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Internet

Measures which DNS answers fastest, in milliseconds, and changes only what helps.

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