Canvas Parent isn[SQ]t a standard or widely known Android app or feature. There[SQ]s no official Google Android component or popular third-party app with that name. It[SQ]s possible :

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It[SQ]s a very niche or internal app:

Some companies might have internal apps with this name for specific purposes.
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It[SQ]s a typo or misremembered name:

The actual app name might be slightly different.
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It[SQ]s a newly emerging app:

It could be a very recent release not yet widely known.
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It[SQ]s a misspelling:

Perhaps you meant something else entirely.

If you encountered this name somewhere, providing more context (where you saw it, what it was supposedly used for) would help in identifying what it might be.