Plubit
Trading Education

What Is USDT?

Learn what USDT (Tether) is, how it works, and why it is one of the most widely used stablecoins in the cryptocurrency market. This beginner-friendly guide explains USDT, its key features, common use cases, and how you can trade and transfer USDT on PLUBIT Exchange.

By plubit support · August 5, 2026

Main Takeaways

  • USDT is a stablecoin designed to maintain a value close to 1 USD.
  • It is one of the most widely used cryptocurrencies for trading and transfers.
  • USDT operates on multiple blockchain networks.
  • Always choose the correct blockchain network when transferring USDT.
  • USDT is commonly used as the quote asset in cryptocurrency trading pairs on PLUBIT Exchange.

What Is USDT?

Excerpt

Learn what USDT (Tether) is, how it works, and why it is one of the most widely used stablecoins in the cryptocurrency market. This beginner-friendly guide explains USDT, its key features, common use cases, and how you can trade and transfer USDT on PLUBIT Exchange.


Estimated Reading Time

6 minutes


Introduction

USDT, also known as Tether, is one of the world's most widely used stablecoins. Unlike cryptocurrencies such as Bitcoin or Ethereum, whose prices can fluctuate significantly, USDT is designed to maintain a stable value by being pegged to the US Dollar.

Because of its price stability, USDT is commonly used by traders, investors, and businesses for trading, transferring funds, and preserving value during periods of market volatility.

In this guide, you'll learn what USDT is, how it works, why it's important in the cryptocurrency ecosystem, and how to use USDT on PLUBIT Exchange.


What Is USDT?

USDT (Tether) is a stablecoin, a type of cryptocurrency designed to maintain a stable value by tracking the price of a traditional currency.

USDT is designed to maintain a value of approximately:

1 USDT = 1 USD

Unlike many cryptocurrencies that experience significant price fluctuations, USDT aims to remain relatively stable, making it a popular choice for everyday trading and asset transfers.


What Is a Stablecoin?

A stablecoin is a cryptocurrency whose value is designed to remain stable by referencing another asset, such as:

  • Fiat currencies (USD, EUR)
  • Commodities (Gold)
  • Other financial assets

USDT is a fiat-backed stablecoin that is designed to track the value of the US Dollar.


How Does USDT Work?

USDT is issued by Tether Limited and operates on multiple blockchain networks.

When users transfer USDT, the transaction is processed on the selected blockchain network rather than through traditional banking systems.

Depending on the network used, transactions may be completed within minutes while maintaining transparent records on the blockchain.


Why Is USDT Popular?

USDT has become one of the most widely used cryptocurrencies because it combines the speed of blockchain technology with the price stability of the US Dollar.

Many traders prefer USDT because it:

  • Maintains a relatively stable value.
  • Is widely accepted across cryptocurrency exchanges.
  • Can be transferred globally.
  • Is commonly used as a trading pair.
  • Helps reduce exposure to cryptocurrency price volatility.

Common Uses of USDT

USDT serves many purposes within the cryptocurrency ecosystem.

Cryptocurrency Trading

Most cryptocurrency exchanges, including PLUBIT Exchange, offer trading pairs such as:

  • BTC/USDT
  • ETH/USDT
  • SOL/USDT
  • XRP/USDT

This allows traders to easily buy and sell cryptocurrencies using USDT.


Preserving Value

Some traders convert their cryptocurrency holdings into USDT during periods of market volatility to reduce exposure to rapid price fluctuations.


International Transfers

USDT can be transferred between supported wallets worldwide without relying on traditional banking systems.


Payments

Some businesses and online services accept USDT as a payment method for goods and services.


USDT on Different Blockchain Networks

USDT exists on several blockchain networks.

Some commonly supported networks include:

  • Ethereum (ERC-20)
  • Tron (TRC-20)
  • BNB Smart Chain (BEP-20)
  • Solana
  • Arbitrum

Before sending or withdrawing USDT, always ensure that both the sender and recipient support the same blockchain network.

Sending USDT to an unsupported or incorrect network may result in the permanent loss of funds.


Why Is Network Selection Important?

When depositing or withdrawing USDT, you'll often be asked to choose a blockchain network.

For example:

  • ERC-20
  • TRC-20
  • BEP-20

Although the asset is still USDT, each network has its own:

  • Transaction fees
  • Processing times
  • Wallet compatibility

Always verify the selected network before confirming any transaction.


How to Buy USDT on PLUBIT Exchange

Buying USDT on PLUBIT Exchange is simple.

Step 1

Log in to your PLUBIT account.


Step 2

Deposit supported assets or fiat funds into your account.


Step 3

Navigate to Spot Trading.


Step 4

Select the desired trading pair.

Examples include:

  • BTC/USDT
  • ETH/USDT
  • USDT-supported fiat market (if available)

Step 5

Choose either a Market Order or Limit Order.


Step 6

Once your order is completed, your USDT balance will appear in your Spot Wallet.


Tips for Using USDT Safely

To protect your assets:

  • Always verify wallet addresses before transferring funds.
  • Double-check the selected blockchain network.
  • Enable Two-Factor Authentication (2FA) for your PLUBIT account.
  • Transfer a small test amount when sending large transactions to a new wallet.
  • Keep your account credentials secure.

Frequently Asked Questions (FAQ)

1. Does 1 USDT always equal 1 USD?

USDT is designed to maintain a value close to 1 USD. However, small price fluctuations may occur depending on market conditions.


2. Is USDT the same as the US Dollar?

No.

USDT is a cryptocurrency that aims to track the value of the US Dollar, but it is not issued by the U.S. government.


3. Why is USDT used for trading?

Its relatively stable value makes it easier for traders to buy and sell cryptocurrencies without converting back to traditional fiat currencies.


4. Can I send USDT to any wallet?

Only if the receiving wallet supports both USDT and the same blockchain network you selected.

Always verify network compatibility before sending funds.


5. Why do different networks charge different fees?

Each blockchain network has its own infrastructure, transaction costs, and processing methods, resulting in different network fees.


Common Myths About USDT

Myth: USDT is the same as the US Dollar.

Fact: USDT is a cryptocurrency designed to track the value of the US Dollar, but it is not issued or guaranteed by a government.


Myth: All USDT transactions use the same blockchain.

Fact: USDT is available on multiple blockchain networks, including Ethereum, Tron, BNB Smart Chain, Solana, and others. Always select the correct network before transferring USDT.


Myth: Sending USDT is the same regardless of the network.

Fact: Different blockchain networks have different wallet formats, transaction fees, and confirmation times. Using the wrong network may result in the loss of funds.


Myth: USDT never changes in price.

Fact: Although USDT is designed to remain close to 1 USD, small market fluctuations may occur depending on supply and demand.


Myth: USDT is only used for trading.

Fact: In addition to trading, USDT is widely used for international transfers, payments, decentralized finance (DeFi), and storing value during periods of market volatility.


Final Thoughts

USDT plays a vital role in the cryptocurrency ecosystem by combining the speed and accessibility of blockchain technology with the relative price stability of the US Dollar. It is one of the most commonly used digital assets for trading, transferring funds, and managing market risk.

Before depositing, withdrawing, or transferring USDT, always verify the selected blockchain network and wallet address to help ensure your transactions are completed successfully.