About your AdMob account limits

Your AdMob account has maximum limits on areas like the maximum number of active ad units you can have. While you'll likely never notice them, keep these limits in mind when planning monetization, campaigns, and mediation in AdMob.

The following table shows the limits for different areas of your account.

Limit type Amount
Ad units 20K
Apps 10K
Mediation groups 500 active or paused
Ad source instances per mediation group 50 
Ad units per mediation group 250 
Campaigns 10K active or paused
Campaign ad creatives      4M active or paused   


Values in the table are "per account" unless otherwise specified.
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