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USDT (Tether): What It Is, How It Works, and Where to Buy or Sell

Р Редакция HASchange 24 June 2026 6 мин чтения

USDT (Tether) is the world’s most popular stablecoin: a cryptocurrency pegged to the US dollar at roughly 1 USDT = 1 USD. People use it to hold funds in “dollars” inside the crypto world, send money without banks, and settle quickly between exchanges and exchangers. USDT exists on several networks (TRON, Ethereum, BNB Chain, TON, Solana), and the network you choose determines the transfer fee and speed.

What is USDT in simple terms

USDT is a token backed by the dollar. Its issuer, Tether Limited, states that it holds reserves in dollars and equivalent assets for every USDT in circulation. This keeps the price of USDT close to one dollar, unlike Bitcoin or Ethereum, whose prices fluctuate heavily.

Put simply: USDT is a “digital dollar” that lives on the blockchain. You get the stability of the dollar plus the speed and borderlessness of cryptocurrency.

What USDT is used for

  • Protection from volatility. When markets are turbulent, funds are moved into USDT to wait it out in a stable asset without cashing out to a bank.
  • Transfers without banks. USDT can be sent anywhere in the world in minutes, with no intermediaries or SWIFT.
  • Settlement and exchange. USDT is the most liquid pair on exchanges and at exchangers, making it convenient for converting one currency into another.
  • Dollar savings. For many, USDT is a way to hold savings in a dollar equivalent.

How USDT works: networks and standards

USDT is not a single coin but a token issued on different blockchains. The same USDT is worth the same (about a dollar) across networks, but transfer fees and speed differ. This is where beginners get confused: you must send USDT on the same network the recipient supports, or the funds can be lost.

Network (standard) Transfer fee Speed When to choose
TRON (TRC20) low (~1–2 USDT) fast The most popular option for transfers and exchange
Ethereum (ERC20) high (depends on gas) medium Compatibility with DeFi and Ethereum-based exchanges
BNB Chain (BEP20) very low fast Binance ecosystem
TON low very fast Transfers via Telegram wallets
Solana (SPL) very low very fast Solana ecosystem

Practical takeaway: for everyday transfers and cash exchange, TRC20 (TRON) is usually the most cost-effective — low fee and high speed.

USDT vs USDC: what’s the difference

USDC is the second most popular dollar stablecoin (issued by Circle). Both are pegged to the dollar, but USDC is considered more transparent in terms of reserves and regulation, while USDT is more liquid and widespread, especially in Russia and the CIS. For everyday exchange in Russia, USDT is encountered far more often.

Risks worth knowing

  • Wrong network. Sending USDT on an unsupported network is the most common cause of lost funds. Always verify the network.
  • “Dirty” coins. USDT may have passed through fraudulent or sanctioned addresses. That’s why an AML check is performed before an exchange — it protects you from receiving blocked funds.
  • Trust in the issuer. USDT’s stability rests on Tether Limited’s reserves. It is a centralized asset, unlike Bitcoin.

How to store USDT safely

USDT is stored in crypto wallets. For the TRON network, TronLink works well (see our TRON wallet guide); for TON, use Tonkeeper (see the TON wallet guide). The main rule: never share your seed phrase — whoever has it gains full access to your funds. Read about common scams in our cryptocurrency fraud guide.

Where to buy or sell USDT for cash

USDT can be bought or sold on crypto exchanges, via P2P, at online exchangers, and at offline exchangers with cash payout. The last option is convenient when you need physical cash in hand or, conversely, want to deposit cash and receive crypto without relying on bank cards.

HASchange exchanges USDT for cash rubles (as well as dollars and euros) at offices in Moscow, Saint Petersburg, Yekaterinburg, and other cities. The final rate is set at the moment of the deal at the current market rate, and an AML check is performed beforehand. Minimum amount — from 200,000 RUB or equivalent.

Frequently asked questions

How much is 1 USDT?
About 1 US dollar. The dollar peg is the defining feature of USDT as a stablecoin.

Which network is cheaper for sending USDT?
Usually TRC20 (TRON): low fee and high speed. But always choose the network the recipient supports.

What happens if I send USDT on the wrong network?
The funds may not arrive or may be lost. Always match the sender’s and recipient’s network before sending.

Is USDT reliable?
USDT is stable and liquid, but it is a centralized asset whose value depends on the issuer’s reserves. It’s a convenient tool for holding savings, but it’s worth understanding its nature.

Can I exchange USDT for cash rubles?
Yes. At HASchange offices you can sell USDT for cash rubles, dollars, or euros, or buy USDT for cash.

Is an AML check required when exchanging USDT?
Yes, it is performed before the deal and protects you from receiving blocked “dirty” coins.

This material is for informational purposes only and is not investment advice.

Материал носит информационный характер и не является инвестиционной рекомендацией.

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