Each page answers one question, with the answer first. The questions came from what people actually search for, not from what we wanted to write about.
How do I track a wallet on Base? Track any public address on Base by giving it to a watching service and choosing where the alert arrives. No private key, no permission from the wallet owner.
How does a wallet tracker work? What happens between a transaction being mined and an alert reaching your phone, and why the difference between services is mostly about filtering.
How do I copy trade a wallet address? What copying a wallet from alerts actually involves, the delay you cannot remove, and how to judge whether an address is worth following at all.
How do I track smart money in crypto? What "smart money" labels are built from, what they can and cannot see, and how to follow well-performing addresses without paying for a label.
What is the best free crypto wallet tracker? What "free" actually means across wallet trackers, which free features are real, and how to choose one for watching a handful of addresses.
What is a free alternative to Nansen? What Nansen sells, which parts of it you can reproduce from public data at no cost, and which parts you genuinely cannot.
How do I find new tokens on Base early? Where new Base tokens appear, why "early" is mostly an illusion, and how to watch new activity without being buried by it.