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Wallets explained

The word wallet is genuinely misleading, and clearing that up removes most of the confusion at once.

Updated 2026-08-309 min readBeginner
The short answer

A crypto wallet stores the private keys that control your funds, not the funds themselves, which always live on the blockchain. Custodial wallets are held by a company like an exchange. Self custody wallets are controlled only by you. Hot wallets are connected to the internet and convenient. Cold wallets stay offline and are safer for larger amounts.

Your wallet is empty. That is correct.

A physical wallet holds cash. A crypto wallet holds nothing of the sort. Your coins exist as entries on the blockchain, and they never leave it. What the wallet stores is the key that authorizes changing those entries.

This explains behavior that otherwise seems strange:

  • Uninstall your wallet app and your funds are untouched. Reinstall, enter your recovery words, everything reappears.
  • The same recovery phrase works in a completely different wallet app from a different company.
  • Your funds appear on a new device the moment you restore, with no sync and no download.
  • Lose the recovery phrase and the funds stay visible on the chain forever, permanently frozen.

Two questions, four answers

Every wallet sits somewhere on two independent axes. Who holds the keys, and is the device online.

Hot (online)Cold (offline)
Custodial
someone else holds keys
An exchange account. Coinbase, Binance.US, Kraken. Convenient, insured in some cases, and not yours in a legal sense.Institutional deep storage. Not something retail users interact with directly.
Self custody
you hold keys
MetaMask, Phantom, Rabby, Coinbase Wallet. What you use for onchain apps.Ledger, Trezor, or a properly stored paper backup. Where long term holdings belong.

Which one you actually need

If you are brand new

An exchange account is fine to start

Learning to buy is enough for week one. Just do not leave a meaningful amount there indefinitely, and turn on two factor authentication that is not SMS.

Once you hold real money

Add a self custody hot wallet

MetaMask or Rabby for Ethereum and layer 2s, Phantom for Solana. This is what connects to onchain apps and where you actually use crypto rather than just hold it.

Above a few thousand dollars

Add a hardware wallet

A Ledger or Trezor holds keys in a chip that never exposes them. Even a fully compromised computer cannot extract them. This is where the majority of your holdings should sit.

Setting one up, properly

  1. Download only from the official source

    Type the URL yourself or use a bookmark. Search ads for wallet downloads have distributed malware repeatedly. Verify the extension publisher and the install count.

  2. Create a new wallet and read the words carefully

    You will be shown twelve or twenty four words. This is the moment that matters most in the entire process.

  3. Write them on paper, by hand

    Not a photo. Not a notes app. Not a password manager, and not a cloud drive. Physical paper, or stamped steel if the amount justifies it. Two copies in two different physical locations.

  4. Verify the backup

    The wallet will ask you to re enter some words. Do it honestly rather than screenshotting. This is your only test that the backup is correct.

  5. Send a tiny test amount first

    Five dollars. Confirm it arrives. Then send the rest. This single habit prevents the most expensive category of mistake.

The one rule that matters
Nobody legitimate will ever ask for your recovery phrase. Not support, not an airdrop, not a wallet developer, not a moderator who direct messaged you first. Every single request is theft. There are no exceptions.

Picking a wallet by chain

Wallets are not universal. A Solana wallet cannot hold Bitcoin, and an Ethereum wallet cannot hold Solana tokens. Our wallets by chain guide lists the right tool for each network, but the short version:

If you are usingUse thisWhy
Ethereum, Base, Arbitrum, PolygonMetaMask or RabbyOne wallet covers every EVM chain. Rabby shows you what a transaction will do before you sign
SolanaPhantom or BackpackDifferent key format, so an EVM wallet will not work
Bitcoin onlyXverse or a hardware walletBitcoin has its own address formats and its own tooling
Long term storageLedger or TrezorKeys never touch an internet connected device

Common questions

Is a wallet app or a hardware wallet safer?

Hardware, clearly, because the key never touches an internet connected machine. The sensible setup is both: a hot wallet with a small working balance for daily use, and hardware for the rest.

Can I use one wallet for every blockchain?

Partly. One wallet covers every EVM chain, which is dozens of networks. Bitcoin, Solana and Cosmos each need their own. Some wallets bundle several, at the cost of being less good at each.

What if I lose my hardware wallet?

Nothing is lost, provided you have the recovery phrase. Buy a new device, restore the phrase, and everything comes back. The device is a key holder, not the key itself.

Are exchange wallets and self custody wallets different things?

Yes, and this confuses people constantly. Coinbase the exchange and Coinbase Wallet the app are separate products with separate balances. Money in one is not automatically in the other.

Where to go next

Stuck on this one?

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