RealClearPolitics is a political news and poll aggregator website founded in 2000. The RCP poll average calculates simple unweighted averages of recently published polls.
RCP polling average in the PollyVote
PollyVote uses the RCP polling average as one of various polling aggregators in the combined polls component.
The chart below shows the RCP poll average for head-to-head polls between Trump and Biden, calculated as two-party vote shares.