@lalajee, Thanks for posting in Q&A.
Based on my checking, I find currently Intune didn't have the feature to auto update the managed google play private app at a schedule time:
You can feedback to Intune uservoice to see if we can get this feature in the future:
https://feedbackportal.microsoft.com/feedback/forum/ef1d6d38-fd1b-ec11-b6e7-0022481f8472
Thanks for your understanding.
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