Top up with Ethereum (ETH) — established, liquid, accepted everywhere. ~5-15 minute settlement, network fee depends on gas price.
Ethereum is the second-most-used funding source on CryptoTopCard after Bitcoin. Settlement takes 5-15 minutes depending on network congestion; we credit your balance once 12 blocks have confirmed the transaction.
You can fund with native ETH OR with stablecoins on the Ethereum chain (USDT-ERC20, USDC-ERC20). The chain is the same; the asset is different:
For most users, native ETH is fine. If you specifically want to avoid any settlement-time price movement, send a stablecoin instead — and pick the chain by fee: TRC-20 is far cheaper than ERC-20 for stablecoins.
To be confident the transaction won't be reorganised. 12 confirmations is the threshold most exchanges use for ETH and is a reasonable safety margin against any potential reorg.
Your transaction confirms slower but still confirms eventually. We don't cancel pending deposits.
Not yet — only Ethereum mainnet. L2 support is on the roadmap.
$5 equivalent in ETH. Below that, ETH network fees eat into the deposit too much.
No — your address stays valid. Send any amount, any number of times, to the same address.
Not required. The deposit address is unique to your account, so it doesn't matter which wallet you send from.
Pick a BIN above, top up with any of 20 cryptocurrencies, and your card is ready to use the moment the deposit confirms.