Built for transparency.
Not affiliation.
Freeze.Watch exists because most people holding USDC or USDT have no idea their funds can be frozen — or permanently destroyed — at any moment, by a private company, with no warning and no guaranteed recourse.
Why this was built
It started with a research rabbit hole. Digging into how stablecoins actually work — not the marketing pitch, but the smart contract code — it quickly became clear that USDC and USDT are far more centralised than most people realise. Both tokens have freeze functions baked into their contracts from day one. The issuer can blacklist any address in a single transaction. They can then destroy the balance entirely. No court order required on their end. No notification to the holder. No appeal process written into the protocol.
What made it more concerning was the false positive rate. Looking at the on-chain data, it's not just hackers and sanctioned entities getting frozen. There are ordinary addresses — wallets that touched a flagged service a step or two removed, addresses caught in automated compliance sweeps, businesses frozen while a legal matter plays out. People who had no idea this was even possible, suddenly unable to move their money.
There was no simple, public place to check whether an address was on a blacklist. No dashboard showing the full history of freezes. No way to see the scale of it. That seemed like a gap worth filling. So Freeze.Watch was built — an independent tracker that makes this data searchable, visualised, and open to anyone.
What Freeze.Watch is
An independent data platform
We index every USDC and USDT blacklist event on Ethereum mainnet directly from on-chain logs. No issuer APIs, no third-party feeds — just public blockchain data.
A public resource
Everything on Freeze.Watch is free and requires no sign-up. Check any wallet, browse the full blacklist history, or explore statistics — all in the open.
A real-time tracker
New freeze and unfreeze events appear within minutes of being confirmed on-chain. Statistics refresh continuously so the data is always current.
A starting point
Freeze.Watch is the beginning. More chains, more assets, and an open API are on the roadmap — the goal is to become the definitive layer for stablecoin blacklist awareness.
What Freeze.Watch is not
To be clear about what this is and isn't:
Not affiliated with Circle, Tether, or any stablecoin issuer in any way.
Not a tool to help anyone evade a legitimate freeze — the data we show is already public on the blockchain.
Not a source of legal advice. If your funds are frozen, consult a lawyer.
Not a political statement against regulation. Regulated stablecoins need compliance tools — we just think that data should be public and auditable.
Not a replacement for doing your own research. Always verify on-chain data directly.
What's coming
Ethereum mainnet is just the start. The goal is to make Freeze.Watch the most comprehensive stablecoin blacklist layer in the space.
More chains
Coming soonUSDT on Tron has seen far more freezes than Ethereum — often by an order of magnitude. Tron, Base, Arbitrum, Solana, and BNB Chain are all on the roadmap.
More assets
Coming soonPYUSD, TUSD, and other regulated stablecoins with freeze capabilities will be indexed as coverage expands.
Public API
PlannedAn open API so that wallets, exchanges, DeFi protocols, and developers can query blacklist status in real time — enabling prevention, not just detection. If an interface can check before sending, ordinary users never need to be caught off guard.
Alerts
PlannedSubscribe to email or webhook notifications for any address — your own wallet, a protocol treasury, or any address you want to monitor.
Get in touch
Freeze.Watch is built and maintained by a small independent team. We prefer to stay pseudonymous for now, but we're reachable and active on X.
Found a data error? Have a feature idea? Want to integrate the upcoming API? Reach out on X — we read everything.
Start exploring
Check any wallet, browse the full blacklist history, or read about how the freeze mechanism works. Everything is free and open.