There[SQ]s no known software or application called "Kelk for Windows". It[SQ]s possible :

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The name is misspelled:

Try searching for variations of the name, or checking for similar-sounding applications.
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It[SQ]s a very niche or obscure program:

If it[SQ]s a very specialized tool, it might not have a wide online presence.
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It[SQ]s a recently released program:

New software may not yet have established a strong online presence.
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It doesn[SQ]t exist:

The name might be entirely fabricated.

To help me find what you[SQ]re looking for, could you provide more context? For example:

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What does the software do?

(e.g., image editing, game, system utility)
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Where did you hear about it?

(e.g., a website, a friend, an advertisement)
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Do you remember any other details about it?

(e.g., the developer[SQ]s name, a logo, any screenshots)

With more information, I might be able to help you find the program you[SQ]re looking for.